Cabletron Systems SmartSwitch manual

SmartSwitch Router User Refere nce Manual 9032578-04[...]

Notic e 2 Smart Switch Router Use r Referenc e Manua l Notice Cab letr on Syst ems res erve s the rig ht to make chan ges in spe cifica tion s and other informa tion con ta ine d in th is docu me nt wit ho ut pr ior not ice . Th e rea der sh ou l d in all cas es co ns ult Cab l etro n Systems to determine whether any such changes have been ma de. T[...]

Smar tSwitc h Router User Refere nce Manual 3 No ti c e Indus tr y Can ada Notice This di gital ap paratu s d o es not exce ed the Class A l imits for radio nois e em issions fr om dig ital appa ratu s set out in the Radi o Inter fere nce Regu latio ns of the C an a dian Depa rtmen t of Commu nica tions. Le présent appar eil numérique n’émet p[...]

Notic e 4 Smart Switch Router Use r Referenc e Manua l CABL ETRON SYS TEMS, INC. PRO G RA M L IC EN S E AG RE E ME NT IMPO R T A NT : TH IS LIC ENSE AP PLIES FO R USE OF P RO DU CT IN T HE FO LLO WIN G GEOGR APH ICAL RE GIONS : CANAD A MEX ICO CENTRAL AMERICA SO UTH A MER ICA BEFO RE OPENI NG OR UTI LIZ ING THE E NCLOS ED PRODU CT , CAREF ULL Y RE [...]

Smar tSwitc h Router User Refere nce Manual 5 No ti c e Sections 1 or 2 of t h is A greem ent, You agree not to (i) reexport or r elease t h e Pro g ram, the source cod e for the P rog ram or tec hnol ogy to a nat ional of a cou n t ry in Count ry Group s D :1 or E:2 (Albania , Arm enia, Azerba ijan, Bela rus, Bulga ria, Camb odi a, C uba , E stoni[...]

Notic e 6 Smart Switch Router Use r Referenc e Manua l CABLETRON SYSTEM S SALES AND SERVI CE , INC. PRO G RA M L IC EN S E AG RE E ME NT IMP OR T ANT : THI S LI CENSE APP LIE S FO R US E OF PROD UCT I N TH E UNI TED S T A TES OF A MERIC A AN D BY UN ITE D ST A TES OF AMER IC A GOVE RN MENT END US ERS. BEFO RE OPENI NG OR UTI LIZ ING THE E NCLOS ED [...]

Smar tSwitc h Router User Refere nce Manual 7 No ti c e Kaza k hst an, Kyrgyzst an, Laos, Lat via, Libya, Lit huania, Mold ova, North Kor ea, the People’s Repub lic of C h in a, Roman ia, Ru ssia, Rwan da, Taji kist an, Tu rkmen istan, Ukra ine, U zbekist an, Vi etn a m, or su ch ot he r cou n tr ies a s ma y be de sig na ted by th e Un it ed S t[...]

Notic e 8 Smart Switch Router Use r Referenc e Manua l CABL ETRON SYSTEMS LIMI TED PRO G RA M L IC EN S E AG RE E ME NT IMPO R T A NT : TH IS LIC EN SE APPL IES FO R TH E US E OF THE PROD UCT IN THE FOLL OWIN G GEOGR APH ICAL REG IONS : EUR OPE MI DD LE EA ST AFRICA AS IA AUST RAL I A P ACI FI C RIM BEFO RE OPENI NG OR UTI LIZ ING THE E NCLOS ED PR[...]

Smar tSwitc h Router User Refere nce Manual 9 No ti c e If the Pro gram is exported fr om the Unit ed States pursuant t o the License Exceptio n T SR under the U.S . Export Ad ministr atio n Regu latio ns, in addit ion to th e rest ric tion on tran sfer set f orth i n Sections 1 or 2 of t h is A greem ent, You agree not to (i) reexport or r elease [...]

Notic e 10 Smart Switch Router Use r Referenc e Manua l SAFETY INF ORMA TION CL ASS 1 L ASE R T RAN SCEIV E RS The SSR -HFX11-08 1 00Base-FX Module , SSR-GSX1 1-02 1000Ba se-LX M odule, SSR -GLX19-02 1000Base - L X Module, SS R-HFX29-08 100Ba se-FX SM F M odule, SSR-GLX70-01 100 0Base-LLX module, SSR-2-SX 1000Bas e-SX Modu le, SSR-2-LX 1000Ba se-LX[...]

Smar tSwitc h Router User Refere nce Manual 11 No ti c e DECLARA T ION OF CONFO RMITY ADDENDUM App lic ati on of Co u ncil Dir ectiv e(s ): 89/336/ EEC 73/23/ EEC Manu fa ctu rer ’s Name : Cablet ron Systems, I nc. Manufact u r er ’s Addres s: 35 Industrial Way PO Box 5005 Rochester, NH 03867 Europ ean R epr esentative Name: Mr. J. Solari Eur o[...]

Notic e 12 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 13 Contents Pref ace ............ .......... .................. ................... ................... .................. ..... 25 Abo ut T his Ma nu al .... ... .. ..... ... .. ..... .. ... ..... .. .. ..... ... .. ..... .. ..... ... .. ..... .. ... ..... .. ... ..... .. .. ..... ... .. ..... . ..25 Wh [...]

Content s 14 Smart Switch Router Use r Referenc e Manua l Chapte r 2: Hot Swapp in g Line Cards and Cont r ol M o dules ................ 49 Hot S wa pp ing Ov e rv iew .. ... ..... .. ..... .. ... ..... .. ... .... ... .. ..... ... .. ..... .. ... ..... .. .. ..... ... ..... .. ... .... ... .. ..... 4 9 Hot S wa pp ing Li ne Ca r ds ... ..... .. ..[...]

Smar tSwitc h Router User Refere nce Manual 15 Content s Cr ea ting a no n-I P /no n- IPX V LA N .. ..... .. ... ..... .. ..... .. ... ..... .. .. ..... ... .. ..... ... .. ..... .. ... ..... .. ... 6 7 Chapte r 4: SmartTR U NK Con f igurati on Guide ............... .................. ..... 69 Ov erv ie w .... ... .. ..... ... .... ... .. ..... ...[...]

Content s 16 Smart Switch Router Use r Referenc e Manua l Mo nit o ring IP Para m ete r s . ..... .. .. ..... ... .. ..... .. ..... ... .. ..... .. ... ..... .. ... .... ... .. ..... ... .. ..... .. ... ..... .. 92 Con fig u ring R ou ter D is cov e ry .. ... .... ... .. ..... ... .. ..... .. ... ..... .. ..... .. ... ..... .. .. ..... ... .. .....[...]

Smar tSwitc h Router User Refere nce Manual 17 Content s Con fig u ring O S PF o ve r N o n- Broa d ca st Mu lt ipl e A cc ess .... .. ... ..... .. ... .... ... .. ..... ... .. . 1 20 Mo nit o ring O SP F. ... .... ... .. ..... ... .. ..... .. ... ..... .. .. ..... ... ..... .. .. ..... ... .. ..... .. ... ..... .. ... ..... .. .. ..... ... ..... .[...]

Content s 18 Smart Switch Router Use r Referenc e Manua l Aut he nt icat io n ... ..... .. .. ..... ... .. ..... .. ... ..... .. ... .... ... .. ..... ... .. ..... .. ..... ... .. ..... .. ... ..... .. ... .... ... .. ... 17 0 Aut he nt icat io n M e th od s ... .. ... ..... .. ... .... ... .. ..... ... .. ..... .. ... ..... .. ..... .. ... ..... .[...]

Smar tSwitc h Router User Refere nce Manual 19 Content s IG MP Ov e rv iew .. ... ..... .. ..... .. ... ..... .. ... .... ... .. ..... ... .. ..... .. ... ..... .. ..... .. ... ..... .. ... .... ... .. ..... ... .. . 1 99 DV MR P O ver vie w . .. ..... ... .. ..... .. ..... ... .. ..... .. ... ..... .. .. ..... ... .. ..... .. ... ..... .. ..... ..[...]

Content s 20 Smart Switch Router Use r Referenc e Manua l Us ing D yna m ic NA T .... ... .. ..... .. ... ..... .. .. ..... ... .. ..... .. ... ..... .. ..... .. ... ..... .. ... ..... .. .. ..... ... 2 28 Dyn am ic N AT w ith IP Ove rlo ad ( PAT ) C on fi gu rat io n .... ... .... ... .. ..... ... .. ..... .. ... ..... 2 29 Us ing D yna m ic NA T [...]

Smar tSwitc h Router User Refere nce Manual 21 Content s Ena bli ng IP X R IP . ..... ... .. ..... .. ... ..... .. ... .... ... .. ..... ... .... ... .. ..... ... .. ..... .. ... ..... .. ... .... ... .. ..... ... .. . 2 49 Ena bli ng SA P ..... .. ... ..... .. ..... .. ... ..... .. ... .... ... .. ..... ... .. ..... .. ... ..... .. ..... .. ... ..[...]

Content s 22 Smart Switch Router Use r Referenc e Manua l Con fig u ring La ye r -2 Sta tic En try F ilt ers . .. ..... ... .. ..... .. ... ..... .. ..... .. ... ..... .. ... ..... .. .. ..... ... 2 77 Con fig u ring La ye r -2 Se cur e P ort F ilte r s . ..... .. ... ..... .. .. ..... ... ..... .. .. ..... ... .. ..... ... .. ..... .. ... 27 7 Mo [...]

Smar tSwitc h Router User Refere nce Manual 23 Content s Con tro l Ta ble s . .... ... ..... .. ... .... ... .. ..... ... .. ..... .. ... ..... .. .. ..... ... .. ..... .. ..... ... .. ..... ... .. ..... .. ... ..... .. . 30 3 Us ing R MO N .. ... .. ..... .. ... ..... .. ... .... ... ..... .. ... .... ... .. ..... ... .. ..... .. ... ..... .. .. .[...]

Content s 24 Smart Switch Router Use r Referenc e Manua l Com p res si on on M LP Bun d les o r Li n ks . ... ..... .. .. ..... ... .. ..... .. ... ..... .. ... ..... .. .. ..... ... 3 29 Monito ring PPP WAN Ports ......................... . ........... . ................ . ........... . ......... . ........... . ..... 330 PPP Port Configuration ..[...]

Smar tSwitc h Router User Refere nce Manual 25 Pr eface About This Manual This m an ual pr ovides detailed i nfo r mation a n d procedures f or c onfiguri n g the Smart Switc h Router (S SR) softwar e. I f you h ave not yet i nstalle d the SSR, u se the instructio ns in the SmartSwitc h Router Getti n g Sta r ted Guid e to inst all the chas sis and[...]

Prefa ce 26 Smart Switch Router Use r Referenc e Manua l Configu re VRRP Ch apte r 7 , “ VRR P Conf iguration Gu ide” on pag e 9 5 C on fi gur e R I P r o ut in g Ch apte r 8 , “ RIP Conf iguration G uide” on page 109 Configu re OSPF ro uting Ch apte r 9 , “O SPF Con figuration G uide” on pag e 1 15 Configu re BGP r o uting Ch apte r 10[...]

Smar tSwitc h Router User Refere nce Manual 27 Prefa ce Related Documen t ation The Smart Switc h Ro uter docum entati on se t in clud es th e f ollowi ng i tems. Ref er to the se oth er d oc um e nts to le a rn m ore a bou t you r pro du c t. Fo r Inform ation Ab out See the Installin g and s etting up the SSR SmartSwitch Route r Getting Start e d[...]

Prefa ce 28 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 29 Chapter 1 SSR Pr oduct Overview The Sma r tSwitch Router (SSR) pr ovides non-blocking, wire- speed Layer-2 (switching), Layer-3 (ro u ting) and Layer-4 (a pplication) swit ching . T he hardwar e pro v ides wir e-speed pe rfo rm anc e rega rdle ss o f th e pe rfo rm ance mon i tori n g, fil ter ing , a [...]

Chapter 1 : SSR Product Overvi ew 30 Smart Switch Router Use r Referenc e Manua l Cap aci ty • 4 ,09 6 V irt ual L AN s (V LA Ns) • 3 MB in put/output buffering per Gigabit port • 1 MB input/output buf fer ing per 10/100 por t SSR 20 00: • Up to 16,000 r outes • Up to 128,000 La y er -4 applicati on flows • Up to 180,000 La y e r-2 MAC [...]

Smar tSwitc h Router User Refere nce Manual 31 C hapter 1: SSR Produc t O verv iew Supported Media (En capsulation T ype) The SSR sup port s the fol l o wing in dustry- stand ard n etwor k in g medi a: • IP: IEEE 802. 3 SNAP an d Ethernet T ype II • IPX: IEEE 802. 3 SN AP , Ethernet T ype II, IPX 802. 3, 802.2 • 80 2.1 Q VLAN Enca psu lati on[...]

Chapter 1 : SSR Product Overvi ew 32 Smart Switch Router Use r Referenc e Manua l – Routi ng Infor mation Pr otoc ol ( RIP) V ersi on 1, 2 Ch apte r 6 , “ IP Routing Configuration Guide” on page 85 desc ribes the se pr otoco ls in deta il. • Ext erior g a teway pr otoc ol: – Bord er Gate way Prot oco l (B GP) V ersion 2,3,4 Ch apte r 10 ,[...]

Smar tSwitc h Router User Refere nce Manual 33 C hapter 1: SSR Produc t O verv iew B asic Li ne Edi ting Co mman ds Th e CLI s uppo rts EMAC s-li ke line editing com mands . The follow ing tabl e lists s ome co mmonly use d comma nds. Access Modes The SSR CLI has four acces s m odes. • User – Allow s you to display b asic informa tion and use b[...]

Chapter 1 : SSR Product Overvi ew 34 Smart Switch Router Use r Referenc e Manua l Note: The com mand p r o mpt w ill s how t he name of the Smar tSw itch Router in front of the mo de char acter( s). The def ault name is “ssr ”. When you ar e in Configure or Enable mode, enter t he exit com m a nd or pres s Ct rl+ Z to exit to the prev i ous acc[...]

Smar tSwitc h Router User Refere nce Manual 35 C hapter 1: SSR Produc t O verv iew Enab le Mod e Enable m ode provides more facilities than Us er mode . Y o u can display critic al features withi n Ena ble m ode incl uding rou ter config urati on, ac cess control lis ts, a nd S NM P sta ti st ics . T o e nte r E n ab le m o de , e nt er the enab le[...]

Chapter 1 : SSR Product Overvi ew 36 Smart Switch Router Use r Referenc e Manua l T o exit E nable mo de and retur n to User mode, use one o f the fo l lo w ing co mm ands: ip - S ho w IP re late d pa rame ter s ip- po li cy - Sh ow I P pol ic y info rm at ion ip- re du ndanc y - Sh ow I P Red un da ncy in fo rmati on ( VRRP ) ip- ro ut er - Sh ow [...]

Smar tSwitc h Router User Refere nce Manual 37 C hapter 1: SSR Produc t O verv iew C onfig ur e Mod e Configu re mode provides the capab ilities to configure all features and functions on the SSR. Y ou can c onfigure featur es and functions within Config ur e mode includ ing r outer configur ation, a ccess control lis ts and spannin g t r ee. T o l[...]

Chapter 1 : SSR Product Overvi ew 38 Smart Switch Router Use r Referenc e Manua l T o exit Configure mode and ret u rn to Enable mode, use o ne of the following commands: B oot PRO M Mod e If your SSR does n ot find a valid system image on the exter n al PC M CIA flash, the s y stem m ight ent er p rogr a mm ab le rea d -onl y mem or y (P RO M ) m [...]

Smar tSwitc h Router User Refere nce Manual 39 C hapter 1: SSR Produc t O verv iew Di sabl ing a F u nctio n or Fe atur e Th e CLI p rovides for a n im plici t negate. This allo ws for the “d isabling” of a feat ur e or function w h ich has been “en abl ed ”. Use the ne ga te c omma nd on a specific line of th e activ e confi guration t o ?[...]

Chapter 1 : SSR Product Overvi ew 40 Smart Switch Router Use r Referenc e Manua l Loa din g Syst em Im age S oftwa re By defaul t, the SS R boots using the system image sof twar e inst alled on the Con tr ol Module ’s PCMCIA flash card. T o upgrade the s ystem software and boot u sing the upgraded image, use the f o llowing pr ocedure. 1. Disp la[...]

Smar tSwitc h Router User Refere nce Manual 41 C hapter 1: SSR Produc t O verv iew 6. Enter the syst em image list co m m an d to v erif y th e cha nge . Note: Y ou do no t nee d to ac tiv ate thi s ch an g e. Loa din g Boot P ROM Sof twar e Th e SSR boots using the boot P ROM s oftware insta lled on the Control Mo dule’s inte rnal memory . T o u[...]

Chapter 1 : SSR Product Overvi ew 42 Smart Switch Router Use r Referenc e Manua l 1. If you have not alr eady done so, enter the en a bl e co mmand t o ent er En able mode in th e C L I. 2. If you have not alr eady done so, enter the con fi gur e comma nd to en ter Conf igur e mo de in the CLI. 3. E nter the fo llow ing co mmand: 4. The CL I d isp [...]

Smar tSwitc h Router User Refere nce Manual 43 C hapter 1: SSR Produc t O verv iew Di spla ying Con figu rati on Cha nges While in Con figure mode, you can di splay the conf igurat ion of the running sy stem as w ell as non-ac tivated ch anges that ar e in t h e Scratchpad by enter ing the following command: While in Ena ble m ode, you can displa y[...]

Chapter 1 : SSR Product Overvi ew 44 Smart Switch Router Use r Referenc e Manua l •C o n f i g u r i n g D N S • Con n e cting b etween th e SSR an d other syste ms Sett ing the SSR Na me The SSR name is set to ssr by def ault. Y ou may c ustomize the n ame for the SSR by e ntering the follo wing comm and in Co nfigure mode: Sett ing SSR Da te [...]

Smar tSwitc h Router User Refere nce Manual 45 C hapter 1: SSR Produc t O verv iew C onfig urin g th e SSR C LI Y ou ca n cu st om ize the CL I d ispl ay f orm a t to a d es ired lin e le ng th or ro w cou n t. T o configure the CL I t ermina l display , enter the follow ing c omm and in Enable mode : C onfig ur ing SNM P Se rvi ces The SSR accepts[...]

Chapter 1 : SSR Product Overvi ew 46 Smart Switch Router Use r Referenc e Manua l C onnect ing Be twee n the S SR and Oth er Sy stems T o test a c onnectio n between the SSR and an IP host, en ter the follo wing command in User or Enab le mode: T o o pen a T elnet session fr om th e SSR to an IP host, enter the followi n g command in U ser or Enab [...]

Smar tSwitc h Router User Refere nce Manual 47 C hapter 1: SSR Produc t O verv iew Monitoring Configu ration The SSR provides many comm ands for disp laying conf igurati on informat ion. After you add con figurat ion item s an d com mit them to th e active c onfi g ur ation, y ou can disp lay them us i ng the f ollowing commands. T ask Command Disp[...]

Chapter 1 : SSR Product Overvi ew 48 Smart Switch Router Use r Referenc e Manua l Show SSR loc atio n . sys te m show loca tion Show the SSR logi n banner . sys te m show logi n-ba nner Show SSR name . syst em s how n am e Show the type of P ower -On S elf T est (P OST) t h a t should b e pe rforme d. sys te m show powe ron- self tes t- mode Show t[...]

Smar tSwitc h Router User Refere nce Manual 49 Chapter 2 Ho t Swap ping Line Ca r d s a nd Contr ol M odules Hot Swap ping Ove rview Th is ch ap te r de sc ri be s th e ho t swa p pin g func ti on al i ty of th e SS R. H o t sw ap pi ng i s th e abilit y to replace a l ine card or Cont r o l Mo dule while t he SSR is op erating . Ho t swa pping all[...]

Chapter 2 : Hot Swapping Line Cards a nd Contr ol Modules 50 Smart Switch Router Use r Referenc e Manua l De act ivati ng t he L ine Ca rd T o deac tiva te the lin e car d, do one of th e fo llowi ng: • Pr ess th e Hot Swap butt on on the l ine car d. The H ot Swap butt on is r ecesse d in the l ine card' s fron t p an el. U se a p en or s i[...]

Smar tSwitc h Router User Refere nce Manual 51 Chapter 2: Hot Swapping Li ne Cards and Contr ol Modules Wa r n i n g : Do not r em ove the line c ar d unless the Offline LE D is li t. Doing so can caus e the SSR t o cr ash. 2. Loosen the captive scr ew s on each side of the line card . 3. Ca refully r e move the line card from its sl ot in the S SR[...]

Chapter 2 : Hot Swapping Line Cards a nd Contr ol Modules 52 Smart Switch Router Use r Referenc e Manua l Wa r n i n g : Y ou ca n only hot s wap an inactive Con trol Mo du le . Y o u sh ould n e ver remo v e the a ctive Control Modu le from the SSR. Do ing so w ill c rash the sys tem. The pro c edur e fo r hot swapping a control module is similar [...]

Smar tSwitc h Router User Refere nce Manual 53 Chapter 2: Hot Swapping Li ne Cards and Contr ol Modules Insta llin g the Control M odule T o install a new Control Mod ule or line card into the slot: Note: Y ou can inst all eit her a line card or a C ont r o l Mo dule in slot CM/1 , but you c an install only a C ontrol M od ule in slo t CM . 1. S li[...]

Chapter 2 : Hot Swapping Line Cards a nd Contr ol Modules 54 Smart Switch Router Use r Referenc e Manua l Th e Online LED goes out and the Offline LED lights. Figur e 3 sh ow s th e loc a ti on o f th e Offlin e LED and Hot Sw ap butto n o n a Switching Fabri c M odule. Fi gure 3. Loc ation of Offline L ED and Hot Sw ap butto n on a Switch ing F ab[...]

Smar tSwitc h Router User Refere nce Manual 55 Chapter 3 Bridgin g Con figuration Guide Bridging Ov erview The Smart Switc h Ro uter pro vide s th e fol lowin g br idgin g fun cti ons: • Com plia nce with the IEEE 80 2.1d sta ndard • Com plianc e with the IG MP mult icast brid ging standard • W ir e-speed address-bas ed bridging or flow-based[...]

Chapter 3 : Bridging Confi guration Guide 56 Smart Switch Router Use r Referenc e Manua l Bri dg ing M ode s (F low- Ba s ed and Add ress -B ase d) The SSR provid es the foll ow ing t y pes o f wir e-s peed bridging: Addre ss- bas ed b ridgi ng - The SSR perf orms this ty pe of brid ging by look ing up the dest inat ion add ress in a n L2 loo kup t[...]

Smar tSwitc h Router User Refere nce Manual 57 Chapter 3: Br idging Configurat ion Gui de • Mul tica st based • Po licy ba sed Deta iled inf orma tion about th ese types of VLANs is beyo nd the scope of this manu al. Each type of VLAN is b riefly expl ained in the fol lowi n g sub section s. Port-based VLANs Po rts o f L 2 d e vi ces (s wit ch [...]

Chapter 3 : Bridging Confi guration Guide 58 Smart Switch Router Use r Referenc e Manua l Mul ti cas t- bas ed VLA Ns Multic ast-base d V LANs are create d dyna mic ally fo r m ulticast g roups. T ypica lly , each mult icas t g r oup cor respo nds to a dif fer ent VLAN. This en sures t h a t multica st frames ar e r eceived onl y by t hose por t s [...]

Smar tSwitc h Router User Refere nce Manual 59 Chapter 3: Br idging Configurat ion Gui de the SSR as a res ult o f creat ing L 3 inter faces for IP and/or IPX. Ho wever , these implicit VLA Ns do n ot need to be created or con figured manua lly . The imp licit VL ANs created by the SSR ar e subnet-based VL ANs. Most commonly , an SSR is used as a c[...]

Chapter 3 : Bridging Confi guration Guide 60 Smart Switch Router Use r Referenc e Manua l For example, if port 1 belongs to VL AN IPX_VLAN fo r IP X , V LA N IP_VLAN fo r IP and VLAN OT HER_ VLAN for any other protocol, then an IP frame received by por t 1 is cl assified as belongin g to VLAN IP_VLA N . T runk ports (802. 1Q) are usually used to co[...]

Smar tSwitc h Router User Refere nce Manual 61 Chapter 3: Br idging Configurat ion Gui de The corresponding bridge tables for add r ess-based and flow-based bridging are shown bel ow . As sh own, the bri dge ta ble contai ns mo re i n f ormation on the tr af fic pat terns when flow-based bridg ing is enabled compar ed t o ad dress-based br idging. [...]

Chapter 3 : Bridging Confi guration Guide 62 Smart Switch Router Use r Referenc e Manua l The SSR suppo rts pe r VLAN spanni n g tr ee. By def ault, al l the VLANs def ined belo ng to the default spanning tr ee. Y ou c an cre ate a s eparate instanc e of spanning tree using the follow ing co mm and: By defau lt, span ning tr ee is dis abled on th e[...]

Smar tSwitc h Router User Refere nce Manual 63 Chapter 3: Br idging Configurat ion Gui de T o set the bridge priority , enter the f ollow ing command in C onfigur e m ode: Setting a Port Priority Y o u can set a pri ority for an int erface . When two b ridges t ie for p ositi on as th e root bridg e, you configure an interfa ce pr iority to break t[...]

Chapter 3 : Bridging Confi guration Guide 64 Smart Switch Router Use r Referenc e Manua l • Define t he Maximum Idle Interval Adjusting the Interval betwee n Hel l o Times Y ou can specify th e interval between hello time. T o adjust this inter val, enter the following comma nd in Configure mode: Defining th e Forward Delay Int erval The forwar d[...]

Smar tSwitc h Router User Refere nce Manual 65 Chapter 3: Br idging Configurat ion Gui de C onfig urin g a Por t or P rot oco l base d VLAN T o create a port or proto c ol based VLAN, perfor m the following s teps in the Conf i gure mo de. 1. Cr eate a port or pr otocol based VLAN. 2. Add physic al port s to a VLAN . Creati ng a Port or P r o toc o[...]

Chapter 3 : Bridging Confi guration Guide 66 Smart Switch Router Use r Referenc e Manua l C onfig ur ing Lay er - 2 Fi lter s Lay er-2 se curi ty fil ters on th e S SR a llow you to con figur e port s to fil ter speci fic MAC add ress es. When defi ning a Layer -2 sec u ri ty fil ter , you spe cify to whic h ports you wan t the filter to apply . Re[...]

Smar tSwitc h Router User Refere nce Manual 67 Chapter 3: Br idging Configurat ion Gui de Configuratio n Exampl es VLANs ar e used t o associate ph ysical ports o n the SSR w ith co nnec ted hosts that may be phy sical l y sepa rat ed but need to par ticipat e in the same bro adcast doma i n. T o associ ate ports t o a VLAN, you mu st first c reate[...]

Chapter 3 : Bridging Confi guration Guide 68 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 69 Chapter 4 Sm art TR UNK Con figuration Guide Over vi e w This chapter explains h ow to configur e and mo nito r SmartT RUNKs on the SSR . A Smart T RUNK is Cabletr on Systems ’ technolog y for load bal ancing an d load shar ing. For a desc ript ion of the Smar tTRUNK comm ands, see the “smartt ru n[...]

Chapter 4 : SmartTRUNK Configur ation Guide 70 Smart Switch Router Use r Referenc e Manua l Configuring SmartTRUNKs T o creat e a Sm artTRUNK: 1. Cr eate a Sm a rtTRUNK and specify a contr ol prot ocol for it. 2. Add physi cal po rts to the Smar tTRUNK . 3. Spec ify th e poli cy for dist ribut ing tr affi c acr oss Smart TRUNK ports. This step i s [...]

Smar tSwitc h Router User Refere nce Manual 71 Chapter 4: S martTRUNK Conf igurat ion Gui de T o ad d po rt s to a Sm art T RU NK , e n ter t he fo ll ow i ng c o mm an d in Co nf ig u re m od e :: Spec ify T ra f f ic Di str ibut ion Po licy (Opt iona l) The defau lt p olicy for d istri buting traf fic acr oss the p orts in a SmartTRU NK is “rou[...]

Chapter 4 : SmartTRUNK Configur ation Guide 72 Smart Switch Router Use r Referenc e Manua l Exam ple Configura t i ons The followi ng shows a netw ork desi gn base d on Sm artTRUNKs . R1 i s an SSR ope ratin g as a r outer , w hil e S1 and S2 ar e SSRs opera ting as switches. The follo win g is th e configurat ion for the Cisco 7500 r outer: Th e f[...]

Smar tSwitc h Router User Refere nce Manual 73 Chapter 4: S martTRUNK Conf igurat ion Gui de Th e follow in g is t he Sm artT RUNK co nfig uration for the SSR labe led ‘R1’ in t he diagr am: Th e followin g is t he Sma rtTRU NK c o nfig uration for the SSR lab eled ‘S1’ in the diag ram: Th e followin g is t he Sma rtTRU NK c o nfig uration [...]

Chapter 4 : SmartTRUNK Configur ation Guide 74 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 75 Chapter 5 DH CP Con figuration Guide DH CP Ov ervie w The Dy n a mic Host Co nfigu ration Prot oco l (DHCP) serv er on th e S SR pr ovid es dyna mic addr ess assignment an d configura t ion to DHC P capabl e end-user systems, such as W indows 95/98/NT an d App le Mac intosh syst ems. Y ou c an con figu[...]

Chapter 5 : DHCP Configur ation Guide 76 Smart Switch Router Use r Referenc e Manua l Configuring DHCP By defau lt, th e DHCP se rver is n ot enabled on th e SSR. Y ou can sel ective ly enab le DHCP service on particular interface s a n d no t o t hers. T o enable DHC P service on an inte rface, you must first define a DHCP sco pe . A scope c onsis[...]

Smar tSwitc h Router User Refere nce Manual 77 Chapter 5: DHCP Config uration Gui de T o define the par ameters th at the DHCP s erver gi v es t he client s, enter the following co mmand in Conf igur e mod e: C onfig ur ing a S tati c IP A ddr e ss T o def ine a stat ic IP addre ss that t h e DHC P serve r can ass ign to a cli ent with a sp ecific [...]

Chapter 5 : DHCP Configur ation Guide 78 Smart Switch Router Use r Referenc e Manua l Con fi guri ng DHCP Ser ve r Para met ers Y ou ca n co nfi gure sev era l “ glo ba l” par ame t ers th at a ffect the beh av ior of th e DH CP se rve r itself. T o c onfigure global DHCP server parameters , ent er the f ollow ing commands i n Configur e mo de:[...]

Smar tSwitc h Router User Refere nce Manual 79 Chapter 5: DHCP Config uration Gui de DHCP Configu ration Exam ples The follo wing c onfigurat ion des cribes DHCP c onfigurat ion for a simple n etwork w ith just one i nter face on whi ch DHCP serv ice is e n a bled to pr ovide b oth dynam ic and sta tic IP addres ses . 1. Crea te an IP VLAN called ?[...]

Chapter 5 : DHCP Configur ation Guide 80 Smart Switch Router Use r Referenc e Manua l 9. Specif y a r emote lease d atabase on the T F TP s erver 10. 1.89.88. 10 . Specif y a databa se update inter val of ev ery 15 mi n ut es. C onfig urin g Sec onda ry Su bnets In some netw ork envi ron ment s, mult iple log ica l subnets can be imp osed on a si n[...]

Smar tSwitc h Router User Refere nce Manual 81 Chapter 5: DHCP Config uration Gui de 6. Include ‘sc ope2’ in t he superscope ‘ super1’ . Sinc e ther e are mult iple poo ls of IP addr esses , the pool associat ed with ‘s cope1 ’ is used first since ‘scope1’ is applied to the interfac e before ‘sc ope2’. C lients that are given an[...]

Chapter 5 : DHCP Configur ation Guide 82 Smart Switch Router Use r Referenc e Manua l 6. Define th e address pool for ‘s cope2’ . 7. Creat e a supersc o pe ‘super1’ that includes ‘s c ope1’. 8. Include ‘sc ope2’ in t he superscope ‘ super1’ . For cli ents on th e se condar y subn et, the defau lt gat eway is 10.2. 1.1, whi ch is[...]

Smar tSwitc h Router User Refere nce Manual 83 Chapter 5: DHCP Config uration Gui de 4. Define th e address pool for ‘s cope1’ . dhcp s co pe1 d ef in e po ol 1 0.5.1 .1 0- 10.5 .1 .20[...]

Chapter 5 : DHCP Configur ation Guide 84 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 85 Chapter 6 IP R outing Con figuration Guide Th is chapter des cribes how to configure I P interfac es and gene ral non-protoc ol-spec ific ro u t i n g p a r a m e t e r s . IP Routin g Overv iew Internet Prot oc ol (IP) is a packet- b ased protocol used to exchange data ov er computer netw orks. I P ha[...]

Chapter 6: IP Rout ing Co nfigura tion Guide 86 Smart Switch Router Use r Referenc e Manua l The SSR support s standar ds-based TCP , UDP , and IP . IP Ro ut in g Proto c ol s The SSR supp orts st andar ds-ba sed uni cast and multi cast rout i ng. Unicast ro utin g p rotoc ol suppo rt inclu des Interi or Gateway Pr otocol s and Ext erior Gatew ay P[...]

Smar tSwitc h Router User Refere nce Manual 87 Chapter 6: IP Routing Conf igurat i on Guide Configuring IP Interfac es and Para meters This sec tion pr ovides an over view of con figur ing var ious I P para meters an d set ting up I P interfaces . C onfig urin g IP A ddr ess es to Ports Y ou ca n conf ig u r e on e IP in te rfa ce direct ly to phy [...]

Chapter 6: IP Rout ing Co nfigura tion Guide 88 Smart Switch Router Use r Referenc e Manua l • 802.3 SNAP: SNAP IE EE 802.3 encapsulati o n, in wh ic h the type code bec omes the frame len g th for the IEEE 802. 2 L LC encapsula tion (destinati on and source Ser vice Acces s Points, and a c ontrol byte) T o configure IP encapsulation, enter one o[...]

Smar tSwitc h Router User Refere nce Manual 89 Chapter 6: IP Routing Conf igurat i on Guide C onfig urin g Reve rse Addr es s R esol utio n Pr oto col (R ARP) Reve rse Ad dres s Resol utio n Prot ocol ( RARP) works ex actl y the opposi te of A RP . T aking a MAC add ress as inpu t, RARP de termin es th e assoc iated IP addr ess. RARP i s useful f o[...]

Chapter 6: IP Rout ing Co nfigura tion Guide 90 Smart Switch Router Use r Referenc e Manua l Mo nitori ng R ARP Y o u can use the foll owing com mands to obtai n info rmation ab out the SSR’s RARP configura tion: C onfig urin g DNS P aramete rs The SSR can be co n fig ured to spec ify DNS serve rs, wh ich sup ply name ser vice s f or DNS r eq ues[...]

Smar tSwitc h Router User Refere nce Manual 91 Chapter 6: IP Routing Conf igurat i on Guide C onfig ur ing I P Help er Y ou can c onfigure t h e SSR t o forw a rd UDP broadcast packets r ec eived on a given interfac e to all other interfaces or to a spec ified IP addr ess . Y ou can specify a UDP port number fo r which UDP broadcast pa ckets with t[...]

Chapter 6: IP Rout ing Co nfigura tion Guide 92 Smart Switch Router Use r Referenc e Manua l packets to be processed on the SSR even if dir ected broadcast is not enabled on the interface receivin g the p acket. Simi larl y , t he SS R inst all s flows t o drop pac kets d estine d fo r the SSR f or whi ch ser vice is not pr ovided by t h e SSR. Thi[...]

Smar tSwitc h Router User Refere nce Manual 93 Chapter 6: IP Routing Conf igurat i on Guide addr ess or an interfa ce is configur ed for the limited br oadcast ad d res s 255.255 .255.255, t h e r outer advertisement includes all IP addre sses configur ed on the ph ysic a l interface. When r outer adve r tisements ar e sent to a net or subnet broad[...]

Chapter 6: IP Rout ing Co nfigura tion Guide 94 Smart Switch Router Use r Referenc e Manua l Y o u c an also as sign an IP or IPX i nterfac e direc tly t o a physi cal po r t . For example, to assign an IP inter face ‘RED’ t o physical po r t et .3.4, perfor m the foll ow ing: ssr( co nf ig)# in terf ac e creat e ip RED a dd ress- ne tm ask 10.[...]

Smar tSwitc h Router User Refere nce Manual 95 Chapter 7 VRRP Con figuration Guide VRR P Overview This chapte r ex plains how to s et up and mon itor th e V ir tual Rou ter Red undanc y Pr otocol (VRRP ) on the SSR. VRRP is def i ned in RFC 2338. En d h o st syst ems on a LAN are often config ured to s end pack ets to a sta tica lly configu red def[...]

Chapter 7 : VRRP Conf i gurati on Guide 96 Smart Switch Router Use r Referenc e Manua l Ba sic V RRP Co n fi gura t ion Figure 4 shows a bas i c VRRP confi gurati on with a si n gle virtual rout er . Routers R1 an d R2 ar e both configur ed with one virtual r o uter ( VR ID=1 ). Router R1 se rv es as the Ma ster and Router R2 se r ves as th e Back [...]

Smar tSwitc h Router User Refere nce Manual 97 Chapter 7: VRRP Config uration Guide In VRRP , the router that owns the IP add r ess associated with the v ir t ual r o uter is the Master . Any other ro uters that par ticipate in this virtual router ar e B ackups. In this con figu ration , Router R1 i s t he Master f or virt ual r outer VRI D=1 becau[...]

Chapter 7 : VRRP Conf i gurati on Guide 98 Smart Switch Router Use r Referenc e Manua l Fi gur e 5. S ymme tri ca l VRRP C onf igur at ion In this co nfiguration, half t he hosts us e 10.0. 0. 1/16 as their d efault r o ute, and h a l f use 10.0. 0.2/16. IP addres s 10.0. 0.1/16 is associat ed with vir tual r outer VRID =1 , an d IP addr ess 10.0. [...]

Smar tSwitc h Router User Refere nce Manual 99 Chapter 7: VRRP Config uration Guide On line 5, Router R1 associ ates IP addres s 10.0.0.2/16 wit h virtual r outer VRID =2 . Howe ver , sin ce Rout er R1 does n ot own IP add ress 10 .0.0. 2/16, it is not th e defaul t Maste r fo r vir tual rou te r VRID =2 . Con fi gur ati on of R out er R2 The follo[...]

Chapter 7 : VRRP Conf i gurati on Guide 100 Smart Switch Router Use r Referenc e Manua l Fig ur e 6. Mu lti- Bac kup VR RP Co nfigu rati on In this c onfigur ation, R outer R 1 is t he M aster f or virtual router VR ID=1 an d the primary Backup for virtual ro ut ers VRID =2 an d VRID= 3 . I f Ro uter R2 o r R3 wer e to go down , Router R1 would ass[...]

Smar tSwitc h Router User Refere nce Manual 101 Chapter 7: VRRP Config uration Guide Con fi gur ati on of R out er R1 The followin g is t he c onfigur ation file for Router R1 in Fig ur e 6 . Router R1’s IP address on interface tes t is 10.0.0.1. Ther e are three vir tual routers on this interface: • VRID =1 – IP addr ess=10.0.0. 1/16 • VRI[...]

Chapter 7 : VRRP Conf i gurati on Guide 102 Smart Switch Router Use r Referenc e Manua l The foll owi n g tabl e show s the prior iti es for eac h vi rtua l r outer con figu red on Rou ter R1. Con fi gur ati on of R out er R2 The followin g is t he c onfigur ation file for Router R2 in Fig ur e 6 . Lin e 8 s ets th e bac ku p pri ori ty f or v i rt[...]

Smar tSwitc h Router User Refere nce Manual 103 Chapter 7: VRRP Config uration Guide Note: Sinc e 100 is t h e default pri ority , li n e 9, which sets th e pr ior ity to 100, is actua l ly unnece ssary . It is included for illustration p urpose s only . Con fi gur ati on of R out er R3 The followin g is t he c onfigur ation file for Router R3 in F[...]

Chapter 7 : VRRP Conf i gurati on Guide 104 Smart Switch Router Use r Referenc e Manua l Setting the Backu p Priori ty As des cri be d in “Multi-Backu p Configuration” on page 99 , yo u ca n specify which Backup r outer takes over when the Master router goes down by setting th e priority for the Backup r outers. T o set t he priority for a Back[...]

Smar tSwitc h Router User Refere nce Manual 105 Chapter 7: VRRP Config uration Guide Setting an Auth entic ation Key By default, no authentic ation of VRRP packets is performed on the SSR. Y ou can specify a clear -text password to be used to authentic ate VRRP exchanges. T o enable aut h enticat i on, enter the following command in C onfigur e mo [...]

Chapter 7 : VRRP Conf i gurati on Guide 106 Smart Switch Router Use r Referenc e Manua l ip- r edu ndanc y sho w Th e ip-redundancy show c ommand repor ts informat ion abou t a VRRP configurat ion. T o displa y V RRP informa tion, e nter the f ollowin g c omma nds in Ena ble m ode. VRRP Co nfiguration Notes • The Master r out er sends ke ep-alive[...]

Smar tSwitc h Router User Refere nce Manual 107 Chapter 7: VRRP Config uration Guide • A virtual ro uter will respond to A RP reques ts w ith a virtual MA C a ddr e ss. This v irtual MAC depends on the v ir t ual rout er ID : vi r tua l MAC address = 0000 5E :0001 XX where XX is the vi rtu al rout er ID This v ir tual MA C address i s a lso used [...]

Chapter 7 : VRRP Conf i gurati on Guide 108 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 109 Chapter 8 RI P Confi guration Guide RI P Overv iew This ch apter d escri bes how to con figu re the R outing Infor mati on Pr otoc ol ( RIP) o n the Smart Switc h Router . RIP is a dis tance- vecto r rout ing pr otoco l for u se in small n etwork s. RIP i s descri b e d in RFC 1723. A ro uter run n in[...]

Chapter 8: RIP Con figurat ion Guide 110 Smart Switch Router Use r Referenc e Manua l Enab lin g an d Dis ablin g RI P T o enabl e or disab le RIP , e nte r one of t he fo llo wing co mmands in Co nfigu re mode. C onfig urin g RI P I nte rfaces T o con figur e RIP in the SSR, you m ust fi rst add interf aces to i nform RIP a bout attach ed interfac[...]

Smar tSwitc h Router User Refere nce Manual 111 Chapter 8: RIP Config uration Gui de T o change RIP parameters, enter the following commands in Configur e mode. Auth entic ation N one Upda te i nt erval 30 se conds Set RI P V ersion on an inter face to RI P V1 . rip s et inte rfac e <int erfacename-o r-IPa ddr> |a ll vers io n 1 Set RI P V er[...]

Chapter 8: RIP Con figurat ion Guide 112 Smart Switch Router Use r Referenc e Manua l Con fi guri ng RIP Ro ut e Preferenc e Y ou can set the prefer ence o f ro u tes lear n ed fr o m RIP . T o configure RIP route prefer en ce, en ter the fo ll owing c om mand in C onfigur e mode. C onfig urin g RI P R ou te De faul t-Met ric Y ou ca n def in e th [...]

Smar tSwitc h Router User Refere nce Manual 113 Chapter 8: RIP Config uration Gui de Configuratio n Exampl e Show R IP informat ion on the specifie d interface. rip sh ow inte rf ac e <Name or IP-addr> Show RIP in terfac e polic y infor matio n. rip sh ow inte rf ac e-po li cy Show det ailed inf orma tion of all RIP packets . rip tr ac e pac [...]

Chapter 8: RIP Con figurat ion Guide 114 Smart Switch Router Use r Referenc e Manua l ! ! Ch an ge de fault metr ic-ou t rip se t int erfac e SSR1-i f1 me tric- out 3[...]

Smar tSwitc h Router User Refere nce Manual 115 Chapter 9 OSPF Con figuration Guide OSPF Ov er vie w Ope n Shor test Pat h First ( OSPF) is a lin k-st ate rout ing pr otocol tha t suppor ts IP subnet ting and authenti cation. The SSR supports OSPF V ersion 2.0 as defin ed in RFC 15 83. Each link -stat e message co ntain s all the li nks conn ected [...]

Chapter 9 : OSPF Conf i gu ration Guide 116 Smart Switch Router Use r Referenc e Manua l OSPF M ult ipat h Th e SSR also suppor ts O SPF and static M ulti-pa th. If mu ltiple e qua l-cost O SPF or st atic r outes have been d efined fo r any d est inat ion, then t he SSR “disc ov ers” and uses a l l of them. T he SS R will autom atically lea rn [...]

Smar tSwitc h Router User Refere nce Manual 117 Ch apter 9: OSPF Config uration Guide C onfig urin g O SPF Int erfa ce Par ameters Y ou can configur e the OSPF in terf ace parameters shown in the table below . T o configure OSPF interface pa rameters, enter one of t h e following commands in Config u r e mod e: T able 4. OSPF Interf ace Param eters[...]

Chapter 9 : OSPF Conf i gu ration Guide 118 Smart Switch Router Use r Referenc e Manua l C onfig ur ing an OSPF Ar ea OSPF area s are a collection of subnets that ar e gro uped in a logical fashion. These areas commu nica te with other ar eas vi a the bac kbone ar e a. Once OSP F are as ar e cre ated , you can a dd in te rfa ces , st ub ho st s, an[...]

Smar tSwitc h Router User Refere nce Manual 119 Ch apter 9: OSPF Config uration Guide C onfig ur ing OSP F Ar ea Pa ramet er s The SSR al lows c onfigur atio n of var ious OSPF ar ea par amete rs, includi ng st ub ar eas, st ub cost and auth en t icati on meth od. Stub ar ea s ar e ar eas i nto wh ich infor mation on e xternal r outes i s not sent [...]

Chapter 9 : OSPF Conf i gu ration Guide 120 Smart Switch Router Use r Referenc e Manua l T o configure virtual links , enter the fo llow ing command s in the Config ur e m ode. Conf igur ing Auto nomou s Sys tem External (AS E) Lin k Ad vertise ments These parameters specify the d efaults used when importing OSPF A S External (ASE) r outes into the[...]

Smar tSwitc h Router User Refere nce Manual 121 Ch apter 9: OSPF Config uration Guide Monitoring OS PF The S SR lets you d isplay OSPF sta tistic s and con figura tions c ontain ed in the r out ing tabl e. Informa tion displa yed provides routing and p erforma nce informa tion. T o displa y OSPF info rmation, ente r th e follo wing comm ands in E n[...]

Chapter 9 : OSPF Conf i gu ration Guide 122 Smart Switch Router Use r Referenc e Manua l OSP F Co nfiguration Ex amples For all examples in this section, r ef er to the configu ration shown in Figure 7 o n page 1 26 . The fol lo wing co nfigur ati on comma nds f or ro uter R1: • Determine the IP address for each interface • Specify t he static [...]

Smar tSwitc h Router User Refere nce Manual 123 Ch apter 9: OSPF Config uration Guide Exporti ng A ll I nte rface & Sta tic R outes to OSPF Router R1 has several static routes . W e would export these static ro utes as type-2 OSPF r outes . The interfa ce routes would be redis tributed as type- 1 OSPF routes. 1. Creat e a OSPF export destinati [...]

Chapter 9 : OSPF Conf i gu ration Guide 124 Smart Switch Router Use r Referenc e Manua l Rou ter R1 wou l d li ke to re dist ribute its OS P F , OSPF- ASE, RIP , Stat ic and In terface/ Dir ect r outes in to RIP . 1. Enabl e RIP on inte rface 120. 190.1. 1/ 16. 2. Creat e a OSPF expo r t d estination fo r t ype-1 routes. 3. Creat e a OSPF expo r t [...]

Smar tSwitc h Router User Refere nce Manual 125 Ch apter 9: OSPF Config uration Guide 9. Creat e a RIP export destinat i on . 10. Creat e OSPF export source. 1 1. Creat e OSPF-ASE export sour ce. 12. Create the Expo rt-Policy for redistribut ing all interface , RIP , static, O SPF and OSPF- ASE ro utes in to RIP . ip-r ou te r pol ic y crea te r ip[...]

Chapter 9 : OSPF Conf i gu ration Guide 126 Smart Switch Router Use r Referenc e Manua l Fi gur e 7. Exp or ting to OS PF BGP R1 R2 R3 R4 1 R4 2 R6 R1 1 A r e a B a c k b o n e A r e a 1 4 0 .1.0 .0 (R IP V 2 ) 140. 1.1.1/24 140. 1.2.1/24 140. 1.5/24 140.1.4/2 4 190.1.1.1/1 6 120. 190.1.1/16 16 0 .1.5 .2 /2 4 R1 0 R5 R7 202. 1.2.2/16 140. 1.3.1/24 [...]

Smar tSwitc h Router User Refere nce Manual 127 Ch apte r 10 BGP Con figuration Guide BGP Over view The Border Gate way P roto col (BG P) is an exter ior g ateway prot ocol th at all ows IP rou ters to exchange netw ork reachability informat ion. BGP bec ame an in ternet standard in 1989 (RFC 1 105) and the curr ent version, BGP-4 , wa s published [...]

Chapter 1 0: BGP Conf i gurati on Guide 128 Smart Switch Router Use r Referenc e Manua l The S SR BGP Imp le men tati on The SSR r outi ng pr otoc ol im plementat ion i s base d on GateD 4.0. 3 co de ( htt p:/ /w ww .ga ted .o rg ) . G at eD is a mo d ula r s of tw are prog ra m con si sti n g o f c o re se rvices, a ro u t ing data base, and pro t[...]

Smar tSwitc h Router User Refere nce Manual 129 Chapter 10: BGP Config uration Guide Se ttin g th e A uto nom ou s Sy ste m N umb er An auton omous s y ste m number id entif ies your au tonomou s syste m to other r oute rs. T o se t the SSR’s aut onomous syste m numb er , e nter t he f ollo wing co mmand in C onfig ure mo de. Th e a utonomous -sy[...]

Chapter 1 0: BGP Conf i gurati on Guide 130 Smart Switch Router Use r Referenc e Manua l wher e: peer -group <nu mber-or-str ing> Is a group ID, which can be a number or a character str in g. type Specifies the type of BGP group y ou ar e adding. Y ou c an specify one of t he following: exter n al In t he cla ssic exte rnal BG P gro up , full[...]

Smar tSwitc h Router User Refere nce Manual 131 Chapter 10: BGP Config uration Guide Ad ding a nd Remo vin g a BGP Pe er Ther e ar e tw o ways to ad d BGP peers to p eer gr o ups. Y ou can explicitly add a peer h ost, or y ou can add a netw ork. Ad ding a netw ork all ows fo r peer c onnectio ns from any add ress es in the ran ge of networ k and ma[...]

Chapter 1 0: BGP Conf i gurati on Guide 132 Smart Switch Router Use r Referenc e Manua l ( aspath_r egexp ) Par enthe ses g rou p su b e xpres sions. An o perat or , su ch as * or ? works on a sing le element or on a regular expressio n enclosed in parenth es es. An AS -path op erator is one of the f ollowin g: aspath _term {m,n} A regular expressi[...]

Smar tSwitc h Router User Refere nce Manual 133 Chapter 10: BGP Config uration Guide AS-Path R egular E xpression Examp les T o import MCI rout es with a prefer ence of 16 5: T o import all routes (.* matches all AS paths) with the d efaul t preference: T o export all ac tive r outes fr om 284 or 81 3 or 814 or 815 o r 816 or 3 369 or 3561 t o auto[...]

Chapter 1 0: BGP Conf i gurati on Guide 134 Smart Switch Router Use r Referenc e Manua l The follo w ing is an example: Notes on Us ing the AS Path P repend Feat ure • Use th e as-count option for extern al peer -hosts only . •I f t h e as - co u nt op ti on is e n tere d fo r a n a cti v e BG P s e ssio n, rou te s wi l l not be r esent to r e[...]

Smar tSwitc h Router User Refere nce Manual 135 Chapter 10: BGP Config uration Guide • BGP Mult i-Exit Discr iminator (MED) attrib ute • EBGP aggregation • Ro ute ref lecti on BGP P eerin g Sessi on Ex amp le The r outer pro cess used for a s pec ific BGP peering ses sion is know n as a BGP sp eaker . A single route r c an have severa l BGP s[...]

Chapter 1 0: BGP Conf i gurati on Guide 136 Smart Switch Router Use r Referenc e Manua l Figure 8 illus trates a s ample B GP peerin g session. Figure 8 . Sam ple BG P Pe ering Session The C LI configur ation for ro uter SSR1 i s as follows: inte rf ac e cre at e ip e t. 1. 1 add re ss -net ma sk 10.0 .0 .1 /16 po rt et.1 .1 # # Set th e AS of the [...]

Smar tSwitc h Router User Refere nce Manual 137 Chapter 10: BGP Config uration Guide The g ated.conf file for router SSR1 is as fo llows: The C LI configur ation for ro uter SSR2 i s as follows: The g ated.conf file for router SSR2 is as fo llows: IBGP Confi gura tion Exa mple Co nn ec ti on s be twe en B G P s pe ak ers w ith i n t he sa m e AS ar[...]

Chapter 1 0: BGP Conf i gurati on Guide 138 Smart Switch Router Use r Referenc e Manua l An IG P , like O SPF , could pos sibly be used instead of IB GP to exchange routing informa tion betwee n EBG P speakers within an AS. Howe ver , injecting full Internet r o utes (50,00 0+ routes) into an IGP puts an expen si v e burden on the IG P routers . Ad[...]

Smar tSwitc h Router User Refere nce Manual 139 Chapter 10: BGP Config uration Guide Figure 9 sho ws a sample BGP c onfig u rat ion t hat us es th e Rou ting gr ou p type. Figu r e 9. Sa mpl e IBG P Conf igur ati on (Ro uting Group T ype ) SSR6 SSR1 Cisc o SSR4 lo0 17 2. 23 .1 .25/ 30 10.1 2. 1. 6/ 30 10.1 2. 1.5 /30 172. 23. 1. 10 /30 172. 23 .1.9[...]

Chapter 1 0: BGP Conf i gurati on Guide 140 Smart Switch Router Use r Referenc e Manua l In th is example, OSPF is con figur ed as the I GP in th e a utonomo us syste m. T he f ollow i ng lines in the router SSR 6 config uration file conf igure OSPF: The followin g lin es in t he Cisco router co nfigure OSPF: The followin g lin es in t he SSR6 s et[...]

Smar tSwitc h Router User Refere nce Manual 141 Chapter 10: BGP Config uration Guide The following lines on the Cisco router set up IB GP peering with router SSR6. IB GP In te r na l G rou p Exa m pl e The IB G P Intern al gr oup expects all peers to be dire ct ly attached t o a shar ed subnet s o that, like extern al peers, the next h ops received[...]

Chapter 1 0: BGP Conf i gurati on Guide 142 Smart Switch Router Use r Referenc e Manua l Figure 10 illust rate s a sample IB GP Inte rnal gro up confi gurat ion. Fig ur e 10. S amp le IBG P Co nfigu rati on (Inte r nal Group T y pe ) The C LI configur ation for ro uter SSR1 i s as follows: AS-1 SSR2 SSR1 17.1 22 .128 .2/2 4 17.1 22 .1 28. 1/24 16.1[...]

Smar tSwitc h Router User Refere nce Manual 143 Chapter 10: BGP Config uration Guide The g ated.conf file for router SSR1 is as fo llows: The C LI configur ation for ro uter SSR2 i s as follows: The g ated.conf file for router SSR2 is as fo llows: auto no mo ussys te m 1 ; rout er id 16.1 22 .1 28.1 ; bgp ye s { trac eo pt ions a sp ath d et ai l p[...]

Chapter 1 0: BGP Conf i gurati on Guide 144 Smart Switch Router Use r Referenc e Manua l Th e co nfi g ura tion f or ro ut er C 1 (a C isco ro uter ) i s a s f ol lows : Th e co nfi g ura tion f or ro ut er C 2 (a C isco ro uter ) i s a s f ol lows : EBG P Mul tihop Confi gurati on Exa mple EBGP Multih op refers to a configur ation wh er e external[...]

Smar tSwitc h Router User Refere nce Manual 145 Chapter 10: BGP Config uration Guide This sample configura tion sh ow s External BGP peers, SSR1 and SSR4, which are n ot con nect ed to the sam e subn et. The C LI configur ation for ro uter SSR1 i s as follows: Physical Li nk Le ge n d: Peering Rel ationshi p SSR1 16.122 .1 28 .1 /16 SSR3 AS-64800 A[...]

Chapter 1 0: BGP Conf i gurati on Guide 146 Smart Switch Router Use r Referenc e Manua l The g ated.conf file for router SSR1 is as fo llows: The C LI configur ation for ro uter SSR2 i s as follows: The g ated.conf file for router SSR2 is as fo llows: The C LI configur ation for ro uter SSR3 i s as follows: auto no mo ussys te m 64 800 ; rout er id[...]

Smar tSwitc h Router User Refere nce Manual 147 Chapter 10: BGP Config uration Guide The g ated.conf file for router SSR3 is as fo llows: The C LI configur ation for ro uter SSR4 i s as follows: The g ated.conf file for router SSR4 is as fo llows: C ommunity Attri bute Exam ple The followin g c onfigurat ion ill ustrates the BG P co mm unity at tri[...]

Chapter 1 0: BGP Conf i gurati on Guide 148 Smart Switch Router Use r Referenc e Manua l F igur e 1 1. Sa mpl e BGP Co nfi gur ati on (Sp eci fic Co mmun ity ) AS-64902 R11 172.26.1.2/16 172.25.1.2/16 192.168.20.2/ 16 172.25.1.1/16 1.1 R13 1.6 R10 192.169.20.1 /16 192.1 69.20.2/16 100.200.13.1/2 4 10 .200.15.1/24 1.6 R14 AS-6490 1 AS-64900 AS- 6489[...]

Smar tSwitc h Router User Refere nce Manual 149 Chapter 10: BGP Config uration Guide Figu r e 12 . Sa mp le BG P Conf ig urat ion (Well -Know n Com mu nity ) The Community at tribute can be us ed in t hree ways : 1. In a BGP G roup statement : A ny packets sent to this group of BGP peers will have the communities attri bute in the BGP pack et modif[...]

Chapter 1 0: BGP Conf i gurati on Guide 150 Smart Switch Router Use r Referenc e Manua l In Fig ur e 12 , rou te r SS R 11 h a s th e fol l owi n g c on fi gu ra ti o n: # # C rea te an op ti onal at tr ibut e li st w ith i dent if ie r col or 1 for a co mm unity # a ttr ib ute (c om muni ty- id 160 A S 6490 1) # ip- rou te r po li cy cre ate o pti[...]

Smar tSwitc h Router User Refere nce Manual 151 Chapter 10: BGP Config uration Guide In Fig ur e 12 , rou te r SS R 13 h a s th e fol l owi n g c on fi gu ra ti o n: 3. In an Export Statement: The op tional-att r ibutes- lis t op tio n of th e ip-router p olicy create bgp -export-destinatio n comma nd may be use d to sen d the BG P commun ity attri[...]

Chapter 1 0: BGP Conf i gurati on Guide 152 Smart Switch Router Use r Referenc e Manua l In Fig ur e 12 , rou te r SS R 10 h a s th e fol l owi n g c on fi gu ra ti o n: In Fi gu r e 12 , rou ter S S R14 h as th e f ol low i n g con fi gu rat i on : Any com mu nities spec ified with th e op tion al-attr ibutes-list option ar e sent in add ition to [...]

Smar tSwitc h Router User Refere nce Manual 153 Chapter 10: BGP Config uration Guide The c ommunity attri bute may b e a s ingle com munit y or a set of co mmuni ties. A ma ximum of 1 0 commun itie s may be spe cifi ed. The commun ity attri bute can t ake an y of the fol lowing forms : • Spe cif ic co mmunity The spec ific co mmuni ty consis ts o[...]

Chapter 1 0: BGP Conf i gurati on Guide 154 Smart Switch Router Use r Referenc e Manua l Note s on U sin g Com mun ities When or iginat ing BGP co mmuniti es, the set of com munit ies that is ac tuall y s ent is the union o f the communities r eceived with the route (if any), those specified i n gr o up policy (if any), and those specified in expor[...]

Smar tSwitc h Router User Refere nce Manual 155 Chapter 10: BGP Config uration Guide In the s ample n etwork in Figure 13 , all the traf fic exits Autonomous Sy stem 64901 th rough the link between router SSR13 and router SSR1 1. Th is is accomplished by setting the Local_Pref a ttribut e. Figure 13. Samp le BGP C on figura tion (Loca l_Pref Attri [...]

Chapter 1 0: BGP Conf i gurati on Guide 156 Smart Switch Router Use r Referenc e Manua l In router SSR12’ s CLI confi gur ati on file, t he import pref erence is set to 160: Using t h e for m ula for local preferen ce [Local_Pr ef = 2 54 - (global protoc ol prefer ence fo r this r oute) + metric ], the Local_Pr ef value put out by ro uter SSR12 i[...]

Smar tSwitc h Router User Refere nce Manual 157 Chapter 10: BGP Config uration Guide Figure 14. Samp le BGP Config uratio n (MED A ttribu te) Router s SSR4 and SSR6 inform r outer C1 about network 172. 16.200. 0/24 thro u gh Exter nal BGP (EBGP). Ro u ter SSR6 announced the r oute with a MED of 10, wher eas router SSR4 ann ounces the r oute wit h a[...]

Chapter 1 0: BGP Conf i gurati on Guide 158 Smart Switch Router Use r Referenc e Manua l EB GP Ag gr egati o n Exam ple Figure 15 shows a s imple EBGP configura tion i n which one peer is exporting an aggregat ed ro ute to its upstream peer and restri c ti ng the advertisement of contributin g r outes t o the s ame peer . The a g gre gated r oute i[...]

Smar tSwitc h Router User Refere nce Manual 159 Chapter 10: BGP Config uration Guide Router SSR9 has the fol lowing CLI configurat ion: R oute Re flec tion Ex ampl e In som e ISP ne tworks , the in tern al BGP mesh b ecomes q uite l arge , and the IBGP f u ll mesh does n ot s cal e well. For such situations , rout e refl ection pro vides a way t o [...]

Chapter 1 0: BGP Conf i gurati on Guide 160 Smart Switch Router Use r Referenc e Manua l Figure 16 shows a sample conf igurat i on that us es rout e ref lectio n . Fi gur e 16 . S ampl e BGP Co nfi gu rati on (R out e Refl ect io n) In th is example, ther e are tw o cl uste rs. Router SSR10 is the r oute r efle ctor for th e fir st cl uster a n d r[...]

Smar tSwitc h Router User Refere nce Manual 161 Chapter 10: BGP Config uration Guide Router SSR1 1 has router SSR12 and router SSR13 as clien t peers and router SSR10 as non- clie n t peer . Th e followi n g line in router SSR1 1’ s c onfigur at ion fil e specifies it to be a route re f l e c to r Even though the IBGP Peer s are n ot fully m eshe[...]

Chapter 1 0: BGP Conf i gurati on Guide 162 Smart Switch Router Use r Referenc e Manua l Note s on U sin g Route Re fle ction • T wo types of route r eflection are supported: – By de fa ul t, all rou tes receiv ed by th e rout e refl ect or f rom a cli ent a re sen t to a ll internal peers (including the client’s group, but not the client its[...]

Smar tSwitc h Router User Refere nce Manual 163 Ch apte r 11 Rou ting Po licy Con figuration Guide Route Im port and Exp ort Policy O vervie w The SSR family of r outers supports ex tremely flexible routing po l ici es. The SSR a l lows the netw ork admi nistr ator to c ontr ol impor t and exp ort of r outin g in format ion bas ed on criteria inclu[...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 164 Smart Switch Router Use r Referenc e Manua l Preferenc e Pref erence is the value the SSR routing process uses to or de r pr eference of route s from one pro to col or peer o ver another . Pr eference can be s et usi ng several d if ferent configurati o n comma nds. Pr efer ence can be se t b[...]

Smar tSwitc h Router User Refere nce Manual 165 Chapter 11: Routi ng Poli cy Config uration Guide Impor t Policie s Impo rt poli cie s contr ol the impo rtatio n of rou tes f rom ro utin g pr otoc ols and the ir inst all ation in the r outing datab ases ( Routin g Inf orma tion B ase and Forwar din g Inf orm a tio n Bas e) . Im po rt P olic ie s d [...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 166 Smart Switch Router Use r Referenc e Manua l It is onl y po ssible to res trict th e importat ion of OSPF AS E rout es when funct ioni n g as an AS b orde r rou ter . Like the other i nt er ior prot oc ols, prefer ence cannot be used to choose between OSPF ASE rout es . T hat is d on e b y t [...]

Smar tSwitc h Router User Refere nce Manual 167 Chapter 11: Routi ng Poli cy Config uration Guide The ro ut es to be exported ca n be identified by their associated attributes: • Th ei r p rot oc ol t yp e ( RI P , O S PF , BG P , St atic , D i rect , A ggre ga te) . • Interfac e or the gateway from which the route was received. • Au tonomous[...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 168 Smart Switch Router Use r Referenc e Manua l A route w ill match the m ost sp ecific filt er th at appli es. S pecifyi ng more t han one filter w ith th e same de sti n at io n, mask , a nd mo di fie r s ge nera t es a n er ror . Ther e ar e three possible format s fo r a ro u te filter . N o[...]

Smar tSwitc h Router User Refere nce Manual 169 Chapter 11: Routi ng Poli cy Config uration Guide Rou te aggre gation i s also used by r egional an d na tional net works to re duce the amou nt of r outin g in format i o n pas sed ar ound. W ith car eful alloc atio n of ne twork addr esse s to cl ients, r egio n a l netw orks can jus t announce one [...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 170 Smart Switch Router Use r Referenc e Manua l Route -Fi lte r This c om ponent spec ifies the individual r outes that are to be a g gr eg ated or summarized. The pre ference to be associated with these rout es c an also be explicitly specified using t his comp onent. The contributing rout es a[...]

Smar tSwitc h Router User Refere nce Manual 171 Chapter 11: Routi ng Poli cy Config uration Guide Man y pro tocol s all ow th e spe cifi cati on of two authenti cati on k eys per int erfa ce. P acke ts ar e always sent using the pr imary key s, but rec eived packets ar e c hecked with both t he primar y and second ar y keys befor e being discar ded[...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 172 Smart Switch Router Use r Referenc e Manua l Th e from-p roto parameter s pecifies the protocol of the s our ce ro u tes. The values for the fr om-p r oto para mete r can be rip , ospf , bg p , direc t , stat ic , aggreg ate and os p f-ase . The to- pro to parameter specifies the destination [...]

Smar tSwitc h Router User Refere nce Manual 173 Chapter 11: Routi ng Poli cy Config uration Guide Re di str ib utin g RI P in to R IP The SSR ro utin g pr oces s r equir es RIP red istri butio n into RIP if a pr otoco l is red istri buted in to RIP . T o r edis tribu te RI P i nto RI P , en te r the fol lowin g comm and i n Co n f igure mo de: Re d[...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 174 Smart Switch Router Use r Referenc e Manua l T o red ist r ib ute a gg reg ate rout es, ent er on e o f th e fol lo win g co mm a nd s in Co nf ig ure mo de: Si mple Rout e Redi stri buti on Exa mples Examp le 1: R edist ributio n into RIP For al l exampl es given in th is sec tion, r ef er t[...]

Smar tSwitc h Router User Refere nce Manual 175 Chapter 11: Routi ng Poli cy Config uration Guide Exporting a Given Static R oute to All RIP Interfac es Router R1 h as s everal static r outes of which one is t he default route. W e w ould expor t this default route o ver all RIP i nterfaces. Expo rting All S t at ic Ro utes t o Al l RI P Int erface[...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 176 Smart Switch Router Use r Referenc e Manua l • Specify t he static routes configur ed on the router • De termi ne it s OSPF con figu rati on Exporti ng A ll I nte rface & Sta tic R outes to OSPF Router R1 has severa l static r outes. W e would like t o export all these st atic ro utes[...]

Smar tSwitc h Router User Refere nce Manual 177 Chapter 11: Routi ng Poli cy Config uration Guide In the configuration sh own in Figur e 18 on page 187 , suppos e we deci de t o ru n RIP V ersi on 2 on networ k 120.1 90.0.0 /16, connecti ng router s R1 and R2. Rou ter R1 wou l d li ke to ex port all RI P , int erfac e, and stat ic r oute s to OSPF [...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 178 Smart Switch Router Use r Referenc e Manua l r outes t o be e xport ed can be ide ntifi ed by the ir assoc iated attr ibu tes, such as prot ocol t y pe , inte rface or the gate way f rom whi ch the r oute was r ecei ved, a n d so on . • Ro ute Fi lter - This comp onent pr ovides the means t[...]

Smar tSwitc h Router User Refere nce Manual 179 Chapter 11: Routi ng Poli cy Config uration Guide Creating a n E xport Destin atio n T o creat e an export destination, enter one the following commands in Co nfigur e mo de: C re atin g an Ex port So ur ce T o create a n export s ource, enter one of the following commands in Confi gure mode: Impor t [...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 180 Smart Switch Router Use r Referenc e Manua l T o create r out e import polic ies, enter the followin g comma nd in Configure mode: Th e <imp-sr c-id> is the identifi er of the import-sour ce that determines the source of the imported rout es. If no routes fr om a par ticular sourc e ar [...]

Smar tSwitc h Router User Refere nce Manual 181 Chapter 11: Routi ng Poli cy Config uration Guide • Aggregate-Destin atio n - This component speci fies the aggre g a t e/summarized r oute. It also specifies the attri b utes associat ed with the aggregate route. The prefer ence to be assoc iated with an aggr egat e r oute can be s pecifie d us ing[...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 182 Smart Switch Router Use r Referenc e Manua l C re atin g an Aggr egate Dest inat ion T o create an aggregate destinatio n, enter the following comm and in Configure mode : C re atin g an Aggr egate Sour ce T o create a n aggregat e sourc e, enter the foll owing command in C onfigure mo de: Ex[...]

Smar tSwitc h Router User Refere nce Manual 183 Chapter 11: Routi ng Poli cy Config uration Guide The fol lo wing co nfigur ati on comma nds f or ro uter R1 • Determine the IP address for each interface. • Specify t he static routes configur ed on the router . • Det e r mine i ts RIP configur ation. Figu re 17. Expo rting to R IP Int ernet R6[...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 184 Smart Switch Router Use r Referenc e Manua l Imp ortin g a S elected S ubse t of Ro ut es from O ne RIP T ru sted Ga teway Router R1 has several RIP peers. Router R41 has an interfac e on the network 10.51.0.0. B y def ault, router R41 adverti ses netw ork 10.51. 0.0/1 6 in i ts RIP update s.[...]

Smar tSwitc h Router User Refere nce Manual 185 Chapter 11: Routi ng Poli cy Config uration Guide 1. Add the peer 140.1.1.41 to th e list o f tr usted and source gateways. 2. Cr eate a RIP i mport sour ce wi th the g ateway as 140. 1.1.4 si nce we w ould like to import all r o utes except the 10.51.0 .0/16 route from this gateway . 3. Creat e the I[...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 186 Smart Switch Router Use r Referenc e Manua l It is onl y po ssible to res trict th e importat ion of OSPF AS E rout es when funct ioni n g as an AS b orde r rou ter . Like the other i nt er ior prot oc ols, prefer ence cannot be used to choose between OSPF ASE r outes. That is done by th e OS[...]

Smar tSwitc h Router User Refere nce Manual 187 Chapter 11: Routi ng Poli cy Config uration Guide Figure 18. Exp ortin g to OSPF BGP R1 R2 R3 R41 R42 R6 R11 A r e a B a c k b o n e A r e a 1 4 0.1 .0.0 (R IP V 2) 14 0 .1.1 .1 /2 4 140 . 1. 2. 1/ 24 140. 1.5/24 140. 1.4/24 190. 1.1.1/16 120.19 0.1.1/16 160. 1.5.2/24 R10 R5 R7 202.1.2.2 /16 140 . 1. [...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 188 Smart Switch Router Use r Referenc e Manua l The fol lo wing co nfigur ati on comma nds f or ro uter R1: • Determine the IP address for each interface • Specify t he static routes configur ed on the router • De termi ne it s OSPF con figu rati on Import ing a S elected S ubset of OS PF-[...]

Smar tSwitc h Router User Refere nce Manual 189 Chapter 11: Routi ng Poli cy Config uration Guide Ex ampl es of Ex port Pol icies Examp le 1: Ex portin g to RIP Expo rting to RIP is contr olled by a ny of prot ocol, i nte rface or gate way . I f mor e th an one is sp ecifie d, they ar e pr ocessed from mo st gen eral (pr otoc ol) to mos t spec i f [...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 190 Smart Switch Router Use r Referenc e Manua l Exporting a Given Static R oute to All RIP Interfac es Ro uter R1 h as se veral stati c r outes , of wh ich on e is t h e d efaul t r oute. W e wou l d e xport this default route o ver all RIP i nterfaces. 1. Creat e a RIP expo rt destination sin c[...]

Smar tSwitc h Router User Refere nce Manual 191 Chapter 11: Routi ng Poli cy Config uration Guide 4. Creat e a Direc t ex port sour c e since we would like to export dir ect/interface routes. 5. Crea te the export-po licy redistribut ing the statically created default route, and all (RIP , Direct) routes into R I P . Exporting a Given Static R oute[...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 192 Smart Switch Router Use r Referenc e Manua l Exporting All Static Routes R eachab le Over a Given Interfac e to a Sp ecific RIP- Interf ace In this case, router R1 wo uld export/red istribute all static routes accessible through its inter face 130.1 .1.1 to its RIP-i nterfac e 140.1.1.1 onl y[...]

Smar tSwitc h Router User Refere nce Manual 193 Chapter 11: Routi ng Poli cy Config uration Guide 1. Creat e an Aggregat e-Destination w h ich r epr es ents t he aggregat e/sum marized r oute. 2. Creat e an Aggregate-Sour ce which qualifies the source of the rout es c ontributing to th e ag greg ate . S inc e in th is cas e , we do not ca r e ab ou[...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 194 Smart Switch Router Use r Referenc e Manua l 8. Creat e the Export-Policy r edistributing a l l (R IP , Direct) routes and the aggr egate rout e 140.1 .0.0/16 int o RIP . Examp le 2: Ex portin g to OSPF It is not possible t o crea te OSPF intra- o r in ter-area ro utes by ex porting r outes f[...]

Smar tSwitc h Router User Refere nce Manual 195 Chapter 11: Routi ng Poli cy Config uration Guide Exporti ng A ll I nte rface & Sta tic R outes to OSPF Router R1 has several static routes . W e would export these static ro utes as type-2 OSPF r outes . The interface rout es w ould redistributed as type 1 OSPF routes. 1. Creat e a OSPF export de[...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 196 Smart Switch Router Use r Referenc e Manua l 4. Creat e a Direc t ex port sour c e since we would like to export interfac e/d irec t routes. 5. Crea te th e Expo rt-Poli cy for redis tributing all in terfac e routes and stat ic routes int o OS P F . Exporting All RIP , Interfac e & St ati[...]

Smar tSwitc h Router User Refere nce Manual 197 Chapter 11: Routi ng Poli cy Config uration Guide 5. Creat e a RIP export sour c e. 6. Cr eate a Static export source . 7. Creat e a Dir ect expo rt so u r ce. 8. Crea te the Expo rt-Poli cy for r e distribut ing all inter face, RIP and stat ic r out es into OS P F . 9. Creat e a RIP export destinat i[...]

Chapter 1 1: Rout i ng Policy Conf igurat i on Guide 198 Smart Switch Router Use r Referenc e Manua l 12. Create the Expo rt-Policy for redistribut ing all interface , RIP , static, O SPF and OSPF- ASE ro utes in to RIP . ip-r ou te r pol ic y expo rt d estin at io n ri pE xpD st s ou rc e st at Exp Src netw or k all ip-r ou te r pol ic y expo rt d[...]

Smar tSwitc h Router User Refere nce Manual 199 Ch apte r 12 Multicast R outing Con figuration Guide IP Multic ast Overview Mul ticast r out ing on the SSR is suppo rted th ro u gh DVMRP an d I GM P . IGMP is use d to dete rmin e hos t member ship on d i r ect ly attac hed subn ets. DVMRP i s use d to deter mine fo rwar ding of multica st traf fi c[...]

Chapter 1 2: Multicast Routi ng Configur ation Guide 200 Smart Switch Router Use r Referenc e Manua l The SSR allows per-interface contro l of the host query in terval and response ti m e. Quer y int e rval d ef in e s the ti m e b etw ee n IG M P q ue rie s. Re s po ns e ti me de fi ne s th e tim e the SSR will w ait f or ho st respon ses to IGMP [...]

Smar tSwitc h Router User Refere nce Manual 201 Chapter 12: Multi cast Routing Conf igurat ion Gui de Configuring IGMP Y ou config ure IGMP on the SS R by performing th e followin g con figuration t asks: • Creating IP interfaces • Setting global paramet er s that will be used for al l the interfaces on which DVMR P is enabled • Configu ring [...]

Chapter 1 2: Multicast Routi ng Configur ation Guide 202 Smart Switch Router Use r Referenc e Manua l T o configure the host res ponse wait t ime, en ter t he follo wing c omma nd in Config ure mo de: C onfig urin g Per -Int erf ace Co ntr ol of I GMP M ember shi p Y ou c an c onfigure t h e SSR to contr ol IG M P membership o n a per-i nterface ba[...]

Smar tSwitc h Router User Refere nce Manual 203 Chapter 12: Multi cast Routing Conf igurat ion Gui de T o st art or stop DVMRP , enter one of the foll owing comm ands in Con figur e mode : C onfig urin g DVM RP on a n Interf ace DVMRP can be c ontr olled/configured on per-inter face basis. An interface does not have to run both D VMRP and IGM P tog[...]

Chapter 1 2: Multicast Routi ng Configur ation Guide 204 Smart Switch Router Use r Referenc e Manua l C onfig ur ing DVMRP TT L & S cope Fo r con trol ov er i nter ne t tra ffic , p er- int erfa ce co nt rol is allo w ed thro ug h Sco pe s and TT L thr esh olds. The TTL value controls whether packets are for w ar ded fr om an i nterfa ce. The f[...]

Smar tSwitc h Router User Refere nce Manual 205 Chapter 12: Multi cast Routing Conf igurat ion Gui de DVMRP tunnels need to be c r eated befor e bein g enabled. T unnels are rec ognized by the tunnel n ame. Once a DVM RP tunnel is created, yo u can enable DVMRP on t he interface. The SSR su pport s a ma ximum of eight tun n el s. T o configure a DV[...]

Chapter 1 2: Multicast Routi ng Configur ation Guide 206 Smart Switch Router Use r Referenc e Manua l Configuratio n Exampl es The followin g is a sample S SR c onfigurat ion fo r DVM RP a nd IG MP . Seven subne ts are cr eated. IGMP is en abled on 4 IP inter faces. The IGMP quer y interval is set to 3 0 seconds. DVMRP is ena bled on 5 IP in terfac[...]

Smar tSwitc h Router User Refere nce Manual 207 Chapter 12: Multi cast Routing Conf igurat ion Gui de[...]

Chapter 1 2: Multicast Routi ng Configur ation Guide 208 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 209 Ch apte r 13 IP Policy-Based Forw ar ding Con figuration Guide Over vi e w Y ou c an c onfig ur e the SSR to r oute IP pac kets accor di ng to po licies that you defin e. IP- policy-based r o uting allows network manager s t o engineer traf fic to make t he m ost effi cent u se of their network r esou[...]

Chapter 13: IP Po licy-Bas ed Forw arding Co nfigura tion Gui de 210 Smart Switch Router Use r Referenc e Manua l dif ferent ISPs. Y ou c an also cr eate I P poli c ies to select service pr oviders based on various tr affi c typ es . Other uses for IP policy ro u ting include transparen t w eb cac h ing, where all HTTP r eques ts ar e di rec ted to[...]

Smar tSwitc h Router User Refere nce Manual 211 Chapter 13: IP Pol icy-Base d Forwar ding Conf igurat ion Guide cause packets matching a defined profile to be forwarded to a nex t-h op gateway , enter the following c omma nd in C onfigure m ode: For e x ample, the foll ow ing c om mand cr eates an IP policy called “p1” a n d spec ifies that pac[...]

Chapter 13: IP Po licy-Bas ed Forw arding Co nfigura tion Gui de 212 Smart Switch Router Use r Referenc e Manua l which me ans it is ev aluated be fore the ip policy den y statement, which has a sequence number o f 900. Setting Load Di stributi on for N ext-hop G ate ways Y o u can spec ify up to four nex t-hop ga teways i n an ip-policy statement.[...]

Smar tSwitc h Router User Refere nce Manual 213 Chapter 13: IP Pol icy-Base d Forwar ding Conf igurat ion Guide T o se t the IP pol icy acti on with r espec t to dynam i c or st atic ally c onfigur ed r oute s, ente r one of the follow ing com mands in Conf igure m ode: Checking the Availability of Next-hop Gate ways The SSR can check the availa bi[...]

Chapter 13: IP Po licy-Bas ed Forw arding Co nfigura tion Gui de 214 Smart Switch Router Use r Referenc e Manua l T o apply an IP policy to an interface, enter one o f the foll owing commands in Co nfigur e mo de: Applying an IP Po licy to Locally Generate d Packets Y ou can apply an IP pol i cy to locally generated packets (that is, packets genera[...]

Smar tSwitc h Router User Refere nce Manual 215 Chapter 13: IP Pol icy-Base d Forwar ding Conf igurat ion Guide In the samp le co nfiguratio n in Fi gure 19 , the p ol icy router i s c onfigured t o divide traff ic ori ginating wit h in the cor porate netwo rk between d if fer ent ISPs (100. 1.1.1 and 200.1. 1.1). Figure 19. Us ing an I P p olicy t[...]

Chapter 13: IP Po licy-Bas ed Forw arding Co nfigura tion Gui de 216 Smart Switch Router Use r Referenc e Manua l Pri orit izin g Servi ce to Cust omers An ISP ca n use policy-based routi n g on an access router to supply differ ent customers with different leve ls of s ervice. The s am ple con figuratio n in Fi gur e 20 show s an SSR usin g an IP [...]

Smar tSwitc h Router User Refere nce Manual 217 Chapter 13: IP Pol icy-Base d Forwar ding Conf igurat ion Guide The followin g is t he I P polic y con figuratio n for the Po licy R outer in Figure 20 : Au thentica ting User s thr ough a Fi re wall Y ou can define an IP polic y that authenticat es packets from cert ain users via a fi rewall befo re [...]

Chapter 13: IP Po licy-Bas ed Forw arding Co nfigura tion Gui de 218 Smart Switch Router Use r Referenc e Manua l The followin g is t he I P polic y con figuratio n for the Po licy R outer in Figure 21 : Firewall Lo ad B ala ncing The next hop gateway can be selected by the following info rm ati o n in the IP pack et: sou rce IP, dest ina tion IP, [...]

Smar tSwitc h Router User Refere nce Manual 219 Chapter 13: IP Pol icy-Base d Forwar ding Conf igurat ion Guide The followin g is t he c onfigur ation for Polic y Ro uter 1 in Figure 22 . The followin g is t he c onfigur ation for Polic y Ro uter 2 in Figure 22 . Monitoring IP Polic ies Th e ip-p oli c y show com man d repo rts informa tion abou t [...]

Chapter 13: IP Po licy-Bas ed Forw arding Co nfigura tion Gui de 220 Smart Switch Router Use r Referenc e Manua l For example, to d is pl a y infor m atio n about an acti v e IP polic y call ed “p1”, enter the follow ing co mm and in Ena ble m ode: Lege nd: 1. The name of the IP poli cy . 2. The inter face wher e the IP po li cy w as applied. 3[...]

Smar tSwitc h Router User Refere nce Manual 221 Chapter 13: IP Pol icy-Base d Forwar ding Conf igurat ion Guide 5. The sour ce ad dr ess and fil terin g mask of this flow . 6. Th e des t in ati on ad d r e s s an d fi lte r ing m ask of th i s flow . 7. For TCP or UDP , the numb er of the sour ce TC P or UDP port. 8. For TCP or UDP , the n u m ber [...]

Chapter 13: IP Po licy-Bas ed Forw arding Co nfigura tion Gui de 222 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 223 Ch apte r 14 Network Addr ess Tr a n s l a t i o n Con figuration Guide Over vi e w Note: Some com mand s in t h is facility require updated S SR hardw ar e . Please refer to the Relea se Not es for detail s. Netwo rk Addr ess T r anslatio n (NA T) allo ws an IP ad dr ess u sed within one networ k to [...]

Chapter 1 4: Network Address T ran slation Confi gurati on Gui de 224 Smart Switch Router Use r Referenc e Manua l • St atic, on e-to- one bindi n g of i nside, local ad dress or addr ess poo l to outsi de, gl obal addr ess or ad dr ess pool. A static address bin di ng does not ex pire until t h e c omm and that defines the binding is negated. IP[...]

Smar tSwitc h Router User Refere nce Manual 225 Chapter 14: Ne twork Addr ess T rans lation Config uration Gui de Se tti ng N A T Ru le s Static Y ou crea te NA T static b indin gs b y en tering t he following com ma nd in C onf igure mo de. Dynamic Y ou c r ea te N A T d yna mi c bi nd in gs by en te ri ng t he f ol lo win g c omm and in Co nfi gu[...]

Chapter 1 4: Network Address T ran slation Confi gurati on Gui de 226 Smart Switch Router Use r Referenc e Manua l NA T and F T P File T ransfer Pr otoc ol (F TP) pac kets re quire spec ial handling with N A T , because the F T P POR T comma n d p acke ts c ontain IP ad dr ess i nfor mation within th e data porti on of the packet. It is t h er efor[...]

Smar tSwitc h Router User Refere nce Manual 227 Chapter 14: Ne twork Addr ess T rans lation Config uration Gui de The fir st st ep is to c re ate the i nterf aces: Next, def i ne the interfa ces to be NA T “inside” or “outside ”: Th en , def ine the NA T st a tic ru l es: Usin g Static NA T Stati c NA T can be used when the loca l and globa[...]

Chapter 1 4: Network Address T ran slation Confi gurati on Gui de 228 Smart Switch Router Use r Referenc e Manua l Dy namic Confi gurat ion The following example configures a dynamic addr ess binding for inside addr esses 10.1. 1.0/24 to outs ide addres s 192.50.20. 0/24: The fir st st ep is to c re ate the i nterf aces: Next, def i ne the interfa [...]

Smar tSwitc h Router User Refere nce Manual 229 Chapter 14: Ne twork Addr ess T rans lation Config uration Gui de Dyn amic bi nding s are remo ved when the flo w count for that bi ndin g goes to zer o or the timeout has been reached . The free globals ar e used again for the next packet. A typic al prob lem is that if there a re more loca l IP a dd[...]

Chapter 1 4: Network Address T ran slation Confi gurati on Gui de 230 Smart Switch Router Use r Referenc e Manua l Usin g Dynamic NA T with IP Overlo ad Dynamic N A T with IP o verlo ad can be used when t he local netwo rk (ins ide ne twor k) will be in itializin g the c onnect ions us ing TC P or U DP protocols. It creates a b inding at run t ime [...]

Smar tSwitc h Router User Refere nce Manual 231 Chapter 14: Ne twork Addr ess T rans lation Config uration Gui de Next, def i ne the interfa ces to be NA T “inside” or “outside ”: The n, de fine th e NA T dy namic ru les by fi rst cr eating th e sou rc e ACL po ol a nd then con fig ur ing th e dy nami c b indin gs: Using D yna mi c N A T wi[...]

Chapter 1 4: Network Address T ran slation Confi gurati on Gui de 232 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 233 Ch apte r 15 We b H o s t i n g Con figuration Guide Over vi e w Acces sing in formatio n on W eb sites fo r both w ork or personal pur poses is bec oming a normal prac tice for an incr easing number of people. For many compani es, fast and ef fic ient W eb acce ss is im portan t for bo th exte rnal c[...]

Chapter 15: Web Hos ting C onfigura tion Guide 234 Smart Switch Router Use r Referenc e Manua l Load Bala ncing Note: Some com mand s in t h is facility require updated S SR hardw ar e . Please refer to the Relea se Not es for detail s. Y o u can use the load balanci ng featur e on th e SSR to dist ribute sess ion loa d acros s a grou p of servers.[...]

Smar tSwitc h Router User Refere nce Manual 235 Chapter 15: Web Hosting Config uration Guide new sessio n. The w eighte d r ound robin policy is a variatio n of the ro u nd-rob in p olic y , wher e eac h s erver ta kes o n new se ssio ns accor di ng to it s assi gned wei ght. If you choos e the we ighte d rou nd ro bin poli cy , you must assign a w[...]

Chapter 15: Web Hos ting C onfigura tion Guide 236 Smart Switch Router Use r Referenc e Manua l Lo ad Ba lan c ing an d F T P File T rans fer Protocol (F TP) packets r equire sp ecial handl ing with loa d balanc ing, becau se the F TP PO R T c ommand packets contain IP address information withi n the data portion of the pac k et. If the F TP contr [...]

Smar tSwitc h Router User Refere nce Manual 237 Chapter 15: Web Hosting Config uration Guide Di spla yin g Loa d Balanc in g Info rmati on T o displa y load bala ncing in form ation, ente r the follow ing co mm ands in En able mode . C onfig urati on Ex ampl es This secti on shows exa mples of load balanc ing configur ations. Web Hostin g with One [...]

Chapter 15: Web Hos ting C onfigura tion Guide 238 Smart Switch Router Use r Referenc e Manua l The netw ork shown above can be c reate d with th e f ollowi ng load-b alanc e command s: Web Hostin g with Mult iple Vir tual Gr oups and M ult iple Destin ation Server s In the follow ing ex ample, two diff erent s er vers are used to provide dif fer e[...]

Smar tSwitc h Router User Refere nce Manual 239 Chapter 15: Web Hosting Config uration Guide The netw ork shown above can be c reate d with th e f ollowi ng load-b alanc e command s: Vi rt ual I P Add r es s Ra n ges ISPs who provide web h os ting se rvic es for their cli en ts require a lar ge number of v irtu al IP addresses (VIPs). The load-bala[...]

Chapter 15: Web Hos ting C onfigura tion Guide 240 Smart Switch Router Use r Referenc e Manua l The netw ork shown i n the pre vious e x am pl e can be cr eated wi th t he follo wing load- balance commands: W eb C aching W e b cac h ing prov id es a way to sto re frequ en tly acc ess e d W eb ob je ct s on a c a che of lo ca l servers . Each HTTP r[...]

Smar tSwitc h Router User Refere nce Manual 241 Chapter 15: Web Hosting Config uration Guide Creating the Cache Group Y ou ca n s pe cif y ei th er a ran ge of IP a dd re ss es o r a li st of u p t o fo ur I P a dd res se s to d e fin e the servers when the cache group is crea ted. If you s pecify multiple servers, load bala ncing i s based on the [...]

Chapter 15: Web Hos ting C onfigura tion Guide 242 Smart Switch Router Use r Referenc e Manua l C onfig urati on Ex ampl e In the following example, a cache group of seven local servers is configured to stor e W eb obj ects for users in the l ocal net work: The foll owi n g co mmands con figu re th e cache gro up ‘cac he1’ that c ontai ns the s[...]

Smar tSwitc h Router User Refere nce Manual 243 Chapter 15: Web Hosting Config uration Guide which HTTP requests ar e n ot redir ected to the cache servers, enter the following co mmand in Conf igur e mod e: Pr o xy Serve r R edund ancy Some net works use pr oxy server s that r eceiv e HTTP r equest s on a non-st andar d port number (i.e. , not por[...]

Chapter 15: Web Hos ting C onfigura tion Guide 244 Smart Switch Router Use r Referenc e Manua l Sho w ca ch ing p ol icy in fo rma tio n. web- cach e sho w ca che- na me <ca che-name> |all Sho w ca ch e serv e r info rm atio n. web- ca ch e sho w se rver s ca che <ca ch e- nam e > |all[...]

Smar tSwitc h Router User Refere nce Manual 245 Ch apte r 16 IPX R outing Con figuration Guide IPX Routin g Overv iew The In terne twork Pa cket Exc hange (I PX) is a data gram c onnection less pr oto col for the Novell NetW are enviro n ment. Y ou can configure the SSR for IPX ro uting and SAP . Rou ters int erco nnect dif fer ent net work segme n[...]

Chapter 1 6: IPX Ro uting Configur ation Guide 246 Smart Switch Router Use r Referenc e Manua l this in format ion is immed iately br oadcast to an y ne ighbor ing r oute rs. Rou ters als o send pe rio d ic RI P broad ca s t pac ke ts co nt a ini ng a ll routi ng in for m ati on kno wn to th e rou te r . The SSR uses IPX RI P to cr eate and main ta[...]

Smar tSwitc h Router User Refere nce Manual 247 Chapter 16: IPX Routing Conf igurat ion Guide Configuring IPX RIP & S AP This section provides an overview of co nfiguring various IPX parame ters and setting up IPX in terfaces. IPX R IP On the SSR, RIP aut omatic ally runs on all IPX interfaces. The SSR will keep multipl e rout es to th e sa me [...]

Chapter 1 6: IPX Ro uting Configur ation Guide 248 Smart Switch Router Use r Referenc e Manua l Configuring IPX Interfac e s and Parameters This sect ion pro vide s an ove rview of config uring var ious I P X parame ters a n d se tting u p IPX in terfaces. C onfig urin g IPX Add re sse s t o Port s Y ou can configur e one IPX i nterfa ce d irec tly[...]

Smar tSwitc h Router User Refere nce Manual 249 Chapter 16: IPX Routing Conf igurat ion Guide • 802.2 : 802.2 encapsulat ion method used within Novell I P X envir onments Configuring IPX Routing By defau lt, IPX ro utin g is en abled on the SSR. Ena bling I PX RIP IPX RI P is en abled by defa ult on the SSR. Y ou mus t firs t crea te an IPX in te[...]

Chapter 1 6: IPX Ro uting Configur ation Guide 250 Smart Switch Router Use r Referenc e Manua l C onfig ur ing Stat ic SA P T abl e E ntri es Servers in an IPX network use SAP t o advertise services vi a broadcas t pac ket s. Services fr om ser vers ar e stor ed in th e S erver I nformati on T abl e. If you want to hav e a ser vice explicit ly ad v[...]

Smar tSwitc h Router User Refere nce Manual 251 Chapter 16: IPX Routing Conf igurat ion Guide Cr eatin g an IPX T ype 20 Acc ess C ontr ol L ist IPX t yp e 2 0 a cces s co nt rol lis ts c ontro l th e for w ardi ng o f I PX ty pe 20 pa cke ts . T o cre ate an IPX type 20 access control list, enter the followin g comm and in Configure mode : Creatin[...]

Chapter 1 6: IPX Ro uting Configur ation Guide 252 Smart Switch Router Use r Referenc e Manua l Creating an I PX RIP Access Contro l List IPX RIP a cce ss co n t rol lists con tr ol w h ic h RIP updat es ar e allowed . T o cr eat e an IPX RIP access c ontrol list , pe rform t he follo wing task in the Con figure mode : Onc e an IPX RIP access contr[...]

Smar tSwitc h Router User Refere nce Manual 253 Chapter 16: IPX Routing Conf igurat ion Guide • Adds a SAP access list • Adds a GNS ac cess lis t ! Cr ea te inte rf ac e ip x1 w ith i px a ddre ss AA AAAA AA inte rf ac e cre at e ipx ip x1 addr es s AAAA AA AA port e t. 1.1 ou tpu t-ma c- enca ps ul ation e th erne t_ 80 2.2_I PX ! ! Cr ea te i[...]

Chapter 1 6: IPX Ro uting Configur ation Guide 254 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 255 Ch apte r 17 Access Con tr ol List Con figuration Guide Note: Some com mand s in t h is facility require updated S SR hardw ar e . Please refer to the Relea se Not es for detail s. This ch apter exp lains ho w to con figur e and use Ac cess Cont rol Li sts (A C Ls) on the SSR. ACLs are list s o f sele[...]

Chapter 1 7: Access Contro l Li st Config uration Guide 256 Smart Switch Router Use r Referenc e Manua l ACL Basics An AC L consis ts of o ne or m ore rules d es cribing a parti cul ar type of IP or I P X traf fic . ACL s can be si mple, co nsisti ng of only one ru le, or co mpli cated wi th many ru les. Each rul e tells the SS R to either perm i t[...]

Smar tSwitc h Router User Refere nce Manual 257 Chapter 17: Access Contr ol Li st Config uration Guide that all ow you to r estrict traf fic for a specific IP-based pr ot oco l ; for example, the acl permit|deny tcp command lets you re stric t only TCP tra f fic. The se varian ts have the sa me syntax and fiel ds as the acl permit|deny ip comman d.[...]

Chapter 1 7: Access Contro l Li st Config uration Guide 258 Smart Switch Router Use r Referenc e Manua l always b e l isted ahead of rules that ar e les s specific. For example, t h e fol lowing ACL permits al l TCP t r af fic except those fr om subnet 1 0. 2 . 0.0/16: When a TCP packet comes fr om subnet 10. 2.0.0/16, it fi nds a m atch with the f[...]

Smar tSwitc h Router User Refere nce Manual 259 Chapter 17: Access Contr ol Li st Config uration Guide Although th e implicit deny rule may seem obvio us in t he above exa mple, this is not always the case. For example, consider the following ACL rule: If a packet c om es i n fr om a network o ther than 10.1.20.0 / 24, you might ex pec t t he packe[...]

Chapter 1 7: Access Contro l Li st Config uration Guide 260 Smart Switch Router Use r Referenc e Manua l Other wise, it w ill be rejected. T o d o this , en ter the follo wing c omma nd in Co nfig ur e Mode: Th e follow ing A CL illustra tes this feat ure: Any incoming TC P pac ket on inte rface in t1 is ex amin ed, an d if the pac ket is in respon[...]

Smar tSwitc h Router User Refere nce Manual 261 Chapter 17: Access Contr ol Li st Config uration Guide 101 by enter i ng, no acl 101 * . The negati on o f all relat ed A CL c omma nds is im portant bec ause it r emo ves any pote ntial confus ion cau sed by the add ition of new ACL rul es to existing r ules. B asica lly , t he no acl command cleans [...]

Chapter 1 7: Access Contro l Li st Config uration Guide 262 Smart Switch Router Use r Referenc e Manua l Using ACLs It is i mporta nt to unde rstand tha t an ACL is sim ply a defin ition of packet ch aracte rist ics specif ied in a set of r ules. A n A CL mus t be ena bled in one of the fol lowin g wa ys: • Applying an ACL to an interface, which [...]

Smar tSwitc h Router User Refere nce Manual 263 Chapter 17: Access Contr ol Li st Config uration Guide interfac e. N onethel ess , for performance reas ons, w henev er possible, you should crea te and appl y an A C L t o the inbound inter face. T o apply an AC L t o an interface, e nter the following com ma nd in Configure mode: Applyin g ACLs t o [...]

Chapter 1 7: Access Contro l Li st Config uration Guide 264 Smart Switch Router Use r Referenc e Manua l The following SSR featur es use ACL profiles: Note th e foll owing abou t using Pro file ACLs: • Onl y IP ACLs can be used as Prof ile AC L s . A CLs fo r non-I P pro tocols ca n not be used as Profile ACLs . •T h e pe rmit / den y keyw ords[...]

Smar tSwitc h Router User Refere nce Manual 265 Chapter 17: Access Contr ol Li st Config uration Guide 15.1. 1.0/24). T hen you use an ip-policy command to specify w hat happens to packets that matc h th e selec tion cr i teria (in t his e x ample, forward them t o addres s 10. 10.10.10). The follow ing c omm ands il lustr ate this exa mple. Th is [...]

Chapter 1 7: Access Contro l Li st Config uration Guide 266 Smart Switch Router Use r Referenc e Manua l See “Limiti ng T raf fic Ra te” on page 291 for more informat i on on using the rate-limi t co mmand. Usin g P r ofile ACLs wit h Dynamic NA T Netwo rk Addr ess T r anslatio n (NA T) allo ws you to map an IP add ress use d with in one netw o[...]

Smar tSwitc h Router User Refere nce Manual 267 Chapter 17: Access Contr ol Li st Config uration Guide Th is comman d creates a Profile ACL called pr of3 that uses as its selec tion criteria a ll IGMP traf fic on the SSR: Th e followin g c omm and cause s packets matching Profile ACL p r o f3’s selec tion criteria (t hat is, all IGMP traf fi c) t[...]

Chapter 1 7: Access Contro l Li st Config uration Guide 268 Smart Switch Router Use r Referenc e Manua l and a de stinat ion ad d r ess of 1. 2.3.4 ) fr om being redi rec ted t o a c ache server . Pac kets that ma tch the pr ofil e’s sel ecti on crit eria ar e sent to th e In tern et instea d. When the W eb caching po li cy i s applied t o an in [...]

Smar tSwitc h Router User Refere nce Manual 269 Chapter 17: Access Contr ol Li st Config uration Guide cr eating ad ditional d e l ay . Therefor e, you should consider the potential performanc e impa ct befo r e turning on A CL Logg ing. Monitoring ACLs Th e SSR p rovides a displa y of A CL c onf igurations activ e in the sy stem . T o displa y ACL[...]

Chapter 1 7: Access Contro l Li st Config uration Guide 270 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 271 Ch apte r 18 Security Con figuration Guide Sec urity O verv iew The SSR pro vides securi ty featur es that help contr ol access to th e SSR and fil ter tra ffi c go ing th rou gh th e SS R . A cc ess to t he S SR c an be co nt roll ed b y: •E n a b l i n g R A D I U S • E nab lin g T ACA CS • E [...]

Chapter 1 8: Securi ty Con figuratio n Guide 272 Smart Switch Router Use r Referenc e Manua l Configuring SSR Access Se curity Th is secti on des cribes the follo wing m etho ds of controlling acc ess to the S SR: •R A D I U S • T ACAC S • T ACAC S Pl us • Pas swor ds C onfig ur ing RAD IUS Y o u can sec ure l ogin or Enab le mode acces s t[...]

Smar tSwitc h Router User Refere nce Manual 273 Chapter 18: Securi ty Conf iguration Guide Monitorin g RADIUS Y o u can monit or RADIUS configur ation and st atistics wit hin the SSR. T o monito r RADIU S, enter the follo wing comm and s in E nable m ode: Conf igur ing T ACAC S In addi tion, Enabl e mode access to the SSR can be made secu re by ena[...]

Chapter 1 8: Securi ty Con figuratio n Guide 274 Smart Switch Router Use r Referenc e Manua l C onfig ur ing T ACAC S Plu s Y ou ca n s ecu re lo gin or E n ab le m od e a cc ess to t he SS R by en abl i ng a T A CA CS Pl us cl ien t. A T AC AC S P lu s se r ver respo nd s to the SSR T AC AC S P l us cli en t to pro vid e au th en tic a tio n. Y o [...]

Smar tSwitc h Router User Refere nce Manual 275 Chapter 18: Securi ty Conf iguration Guide T o mon itor T ACACS P l us , enter t he follo wing co mmands in Enab le mode : Co nfi gu r i ng P ass w ords The SSR pr ovid es passwor d auth enticat ion fo r access ing the Use r and E nab le modes. If T A C A CS i s no t en ab led on th e SS R , on ly lo [...]

Chapter 1 8: Securi ty Con figuratio n Guide 276 Smart Switch Router Use r Referenc e Manua l C onfig ur ing Lay er - 2 Add re ss Fi lte rs If y ou wan t to contr ol acce ss to a sour ce or des tinatio n on a per -MAC addr ess basis , you can configur e an addr ess filter . Address filters ar e always configured and applied to the input port. Y ou [...]

Smar tSwitc h Router User Refere nce Manual 277 Chapter 18: Securi ty Conf iguration Guide Con figu ring Laye r -2 Sta tic Entry Filt ers Stati c en try filte rs a l lo w or for ce tr aff ic to go to a set o f dest inati on po rts b a sed on a fr ame's sour ce MAC ad d r ess, dest inati on MA C addr ess, or b oth sourc e and des tination MAC a[...]

Chapter 1 8: Securi ty Con figuratio n Guide 278 Smart Switch Router Use r Referenc e Manua l • Comb ine a dest inati on s ecure por t fil ter with a flow stat ic entry to drop al l re ceive d traf fic but a llow any fr am e comin g from spec ific sour ce MAC addres s that is d estined to s pecif ic d esti n a tion MA C addr ess to go thr ough T [...]

Smar tSwitc h Router User Refere nce Manual 279 Chapter 18: Securi ty Conf iguration Guide Layer -2 Filter Exam ple s Figu r e 23. Source Filter E xample Examp le 1: Ad dress Filters Source filte r: The consul tant is not a llo wed to acce ss an y fil e ser vers. The consu ltant is only allowed to interact with the engineers on the s ame Ethernet s[...]

Chapter 1 8: Securi ty Con figuratio n Guide 280 Smart Switch Router Use r Referenc e Manua l Destination stati c en try: R es trict "login multicas ts" o r igin ating fr o m the engineer ing se g m ent (port e t.1.1) fr om reac h in g the fin ance s ervers . or Flow s t a tic entry: Restri ct "log in mul ticasts " origi nat i n[...]

Smar tSwitc h Router User Refere nce Manual 281 Chapter 18: Securi ty Conf iguration Guide Destination secure port: T o bl oc k acc e ss t o al l f ile se r ve rs on a ll p o rts f rom po r t et .1. 1 us e t h e f ollow ing co mmand : T o allow all engineers access t o the engineerin g servers, you must "punch" a hole thr ough th e s ecu [...]

Chapter 1 8: Securi ty Con figuratio n Guide 282 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 283 Ch apte r 19 QoS C onfi guration Guide QoS & Lay er -2/L ayer -3/Layer -4 Fl ow Overv iew The SSR allow s networ k mana gers to ide ntify tra ff ic and set Qual ity of Ser vice (QoS) polic ies without c ompromising w ir e speed performance. T h e SSR can guar antee bandwidt h on an applic ation by[...]

Chapter 1 9: QoS Conf i gurati on Guide 284 Smart Switch Router Use r Referenc e Manua l • Con tro l •H i g h •M e d i u m •L o w By a ssig ni ng p r iori ti es to netw o rk traffi c, yo u ca n en su re that crit ica l tr aff ic wi ll rea ch its destinat ion even if the exit ports for the traf fic are experiencing greater -than-maximum util[...]

Smar tSwitc h Router User Refere nce Manual 285 Chapter 19: QoS Configurat ion Guide SSR Qu euin g Po lic ies Y o u can use one of two queu ing polici es on the SSR: • Stric t pr iority : Assures t h e higher priorities of thro ughput but at the expense of lower priorit ies. For example, during h eavy lo ad s, low-priority t r af fic can be dr o [...]

Chapter 1 9: QoS Conf i gurati on Guide 286 Smart Switch Router Use r Referenc e Manua l • The fr ame gets as signed a pri ority wit hin the swi tch. Sele ct “low , medium, hig h or con trol ”. • The frame gets assigned a prior i ty within the switch, AND if the exit ports ar e trunk ports , the frame is as signed an 8 02.1Q priority . Sele[...]

Smar tSwitc h Router User Refere nce Manual 287 Chapter 19: QoS Configurat ion Guide Setting an IP Qo S Policy T o set a QoS p olicy on an IP traf fic fl ow , en ter the follo wing comm and in Co nfigur e mod e: For e xample, th e foll owing comma nd a ssign s contr ol prior ity to an y traf fic comin g fr om the 10.10. 1 1.0 ne tw o r k: Specifyi [...]

Chapter 1 9: QoS Conf i gurati on Guide 288 Smart Switch Router Use r Referenc e Manua l Specifyi ng Precedence for an IPX QoS Policy T o specify the precedence for an IPX QoS po licy , enter the following command in Config u r e mod e: Configuring SSR Queue ing Policy The SSR queuin g polic y is set on a sy stem-wid e ba sis. T he SSR de fault que[...]

Smar tSwitc h Router User Refere nce Manual 289 Chapter 19: QoS Configurat ion Guide The T oS octet part of the IP spec ific at io n , however , has not been widely employed in the past. The IETF i s lookin g in to using the T oS octet to he lp resolve IP qualit y problem s. Some n ew er rout ing pr otoc ols, lik e OSPF and IS -IS, ar e design ed t[...]

Chapter 1 9: QoS Conf i gurati on Guide 290 Smart Switch Router Use r Referenc e Manua l Th e <tos> and <tos -mas k> parameters use values ranging from 0 to 255. They are used in con junct ion wit h each oth er to defi ne which bit in th e <t os> field o f the pac ket is signific ant. T he <tos-pr ecedence-re wr ite > valu e[...]

Smar tSwitc h Router User Refere nce Manual 291 Chapter 19: QoS Configurat ion Guide and the T oS field set to 7. (In this example, the MBZ bit is included in the T oS field.) The fi gur e be low shows h ow t he p arame ter val ues a re der ived . Th e < t os- ma sk > value det ermines the T oS bit to b e ex amin ed, w hich is all eight b its[...]

Chapter 1 9: QoS Conf i gurati on Guide 292 Smart Switch Router Use r Referenc e Manua l prior itization, t raffic rate lim iting is a m echani sm to control ba ndwid th us age of incoming tr affi c on a p er f lo w ba si s. A tr affi c pr ofil e is used to d efine t h e tr affic c har ac teris tics befor e an upper limit is assigned. The traffic p[...]

Smar tSwitc h Router User Refere nce Manual 293 Chapter 19: QoS Configurat ion Guide T raf fic fr om two interfac es, ‘ipcli ent1’ with IP addr ess 1.2.2. 2 an d ‘i pc lie nt2’ with IP add ress 3.1. 1.1, is rest ricted to 10 Mbps for each fl ow w ith th e fol lowing config ur at ion: Di splayi ng Rate Li mit Inf ormati on T o show i nform a[...]

Chapter 1 9: QoS Conf i gurati on Guide 294 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 295 Ch apte r 20 Perform ance Mon itoring Guide Performanc e Monitori ng Overview The SSR is a full wire-speed layer -2, 3 and 4 s witchi n g rout er . As packets enter the SSR, layer- 2, 3, and 4 flow tables ar e populated on each li ne card. The flow t ables contai n inf ormati on on perfo rmance sta ti[...]

Chapter 20: Perfor m a nce Monit oring Guide 296 Smart Switch Router Use r Referenc e Manua l Show inf ormati on about t he master MAC table. l2-t ab les s how ma c-ta ble- sta ts Show informat ion about a partic ular M AC addr ess. l2-t ab les s how ma c Show info about mult i c asts r eg istered by IGMP . l2-t ab les s how ig mp-m cast -re gist r[...]

Smar tSwitc h Router User Refere nce Manual 297 Chapter 20: P erformanc e Monitor ing Gui de Configuring the SSR for P ort Mirrorin g Th e SS R all ows you to mo nit o r ac t ivit y wit h por t mi rrori ng. Por t mi rror ing all ows you to monit or the pe rfor mance and acti viti es of one or mor e ports on th e SSR or for tr af fic de fi ned b y a[...]

Chapter 20: Perfor m a nce Monit oring Guide 298 Smart Switch Router Use r Referenc e Manua l[...]

Smar tSwitc h Router User Refere nce Manual 299 Ch apte r 21 RM ON Con figuration Guide RM ON Ove rview Y o u c an empl oy Remote Networ k Moni tori n g (RM ON) in your n et work to hel p monito r traf fi c a t r emote p oint s on the n etwork . W ith RMON, d ata c olle ction and pr ocessi ng is don e wit h a remo te pr obe , namely the SS R. The S[...]

Chapter 21: RMON Config uration Gui de 300 Smart Switch Router Use r Referenc e Manua l 1. T ur n on the L it e, Stan dar d, or Pr ofess ional RMON gr ou ps by enteri ng the rmon s et lite|standa r d|professional com ma nd . Y ou can also co nf igu re de fau l t con trol tab les for the Lit e , S t an dard , or Prof es si ona l R MO N g rou ps b y [...]

Smar tSwitc h Router User Refere nce Manual 301 Chapter 21: RMON Config uration Gui de RMO N Grou p s The RMON MIB groups ar e defined in RFCs 1757 (RMON 1) and 2021 (RMON 2). On the SS R , yo u ca n co nfi gur e one or m o re leve ls of RM O N su pp or t fo r a se t of p ort s. Eac h level — Lite, Standar d, or P r ofessional—enables dif feren[...]

Chapter 21: RMON Config uration Gui de 302 Smart Switch Router Use r Referenc e Manua l Stan dard RM ON G r o ups This secti o n describes the RMON groups that are en abled w hen you specify the Standard support level. The Standar d RMON groups are shown in the table below . Pr o fessional RMON Groups The Pro fessi onal RMON g roups corr esp ond t [...]

Smar tSwitc h Router User Refere nce Manual 303 Chapter 21: RMON Config uration Gui de C ontr ol T abl es Man y RMON g ro ups con tain both cont rol and data tables . Co ntrol tabl es s pecif y wh at stat i stic s are to be c ollec t ed. For example, you ca n speci fy the port for which statis tics a re to be collected and the owner (name, ph one, [...]

Chapter 21: RMON Config uration Gui de 304 Smart Switch Router Use r Referenc e Manua l A r ow in the co ntr ol tabl e is cr eate d for eac h port on th e SSR, wit h the owne r set to “mon itor”. If y ou wan t, you can ch ange the owner b y usin g the ap p r opria te rmon comma nd. See the s ect ion “C onfig uring RMON Gr oup s” in this cha[...]

Smar tSwitc h Router User Refere nce Manual 305 Chapter 21: RMON Config uration Gui de fo llo wing co mmand : Configuring RMON Gr oups As m entioned pr ev ious ly , cont r o l table s in many RM ON gro u ps sp ecify the d ata that is to be c ollected f or th e part icular RM ON group. If the inform ation you w ant to colle ct is in the def ault con[...]

Chapter 21: RMON Config uration Gui de 306 Smart Switch Router Use r Referenc e Manua l T o configure the Filter gr oup, you must conf igur e bo th th e Ch annel and Fi lter cont rol tab le s . rm on cha nnel inde x <i nd ex -n umb e r> por t <p or t> [ ac ce p t -ty p e matched|failed ] [ data-control on |of f ] [ turn- o n-event-in d [...]

Smar tSwitc h Router User Refere nce Manual 307 Chapter 21: RMON Config uration Gui de C onfig urati on Ex ampl es This sect ion shows example s of c onfi gurati on comm ands th at s pecify an ev ent that genera tes an SNMP trap and the alarm condit ion that tr ig ger s the event. Th e RMON Alar m group allow s t he SSR to p oll itself at user-def [...]

Chapter 21: RMON Config uration Gui de 308 Smart Switch Router Use r Referenc e Manua l • Sampl es taken at 300 second (5 minute) i n t ervals. • A “St artup” alar m generat ion condi tion inst ructin g the SS R to generate an al ar m i f the sa mple is g re ater th an or eq ual to the ris ing t h r eshol d or l ess th an or equal to t he f[...]

Smar tSwitc h Router User Refere nce Manual 309 Chapter 21: RMON Config uration Gui de 1 T o d is play E thernet stat i s tics and r elate d sta tisti cs for W A N po rts, RMON has to be acti vated on that por t. T o ac tivate RM ON on a po rt, use t he fra me- relay defin e servic e or ppp de fine servic e comma nd, a nd t he frame-r elay apply se[...]

Chapter 21: RMON Config uration Gui de 310 Smart Switch Router Use r Referenc e Manua l The foll owi n g shows Host tab le o utput without a CL I filt er: Th e fo ll ow in g s ho w s the sa me r mon show hosts comman d w ith a filt er applied so that only h osts wit h in pkts great er than 500 are d isplaye d : RMON CLI fi lter s can onl y be use d[...]

Smar tSwitc h Router User Refere nce Manual 311 Chapter 21: RMON Config uration Gui de Cr eatin g RMON C LI Fil ters T o create RM ON CLI filt ers, use the following C LI comm and in Co nfig ur e mod e: Usin g RMON CL I Filt ers T o see and use R M ON CLI fil ters, use t h e fo l lo w ing CLI command in U ser or Enable mo de: T r oubleshooting RMO [...]

Chapter 21: RMON Config uration Gui de 312 Smart Switch Router Use r Referenc e Manua l Ch ec k th e f oll ow in g fiel ds on th e rmon show status comman d o utput: 1. Make su re t h at RM ON has been en abled on the SSR. When th e SSR i s booted, RMON is of f by def ault. RMO N is enabl ed with th e rmon enabl e co mma nd . 2. Make s ure that at [...]

Smar tSwitc h Router User Refere nce Manual 313 Chapter 21: RMON Config uration Gui de Alloca ting Memory to RMO N RMON allocates memory depending on the nu mber of ports enabled for RMON, the RMON groups that have been confi gured, and whether o r not default tables have been tu rned on or of f. Enabling RM ON with all gr oups ( Lite, Sta ndar d, [...]

Chapter 21: RMON Config uration Gui de 314 Smart Switch Router Use r Referenc e Manua l T o s et the amoun t of memo ry all ocated t o RMO N, use the f ollowi ng CLI comma nd in User or E nab le mo de: Spec ifies th e total amou nt of Mbytes o f memor y alloc ated to R M ON . rmon s et memo ry <numb er>[...]

Smar tSwitc h Router User Refere nce Manual 315 Ch apte r 22 WA N Con figuration Guide Th is chapt er provides an overv iew of Wide A re a Ne tw ork (W AN) a pplic ations a s w ell as an overview of both Frame R elay and PPP c onfiguratio n for the SSR. In addition, you c an view a n ex ample of a mult i-rout er W AN confi guration complete w ith d[...]

Chapter 2 2: WAN Confi guration Guid e 316 Smart Switch Router Use r Referenc e Manua l Using the same appr oach, a P PP high-speed serial interfac e (HSSI) W AN port located at r outer slot 3, port 2 would be identified as “h s.3.2”. C onfig ur ing W AN In terfa ces Configu ring IP & IP X interfaces for the W AN is gen erally the same a s [...]

Smar tSwitc h Router User Refere nce Manual 317 Chapter 22: WAN Config uration Guide Th e followin g c omm and line dis plays an exam ple for a VLAN: Mapped Ad dresses Mapped peer IP/IPX addres ses are very simil ar to stati c addres ses in that InArp is di sabled for F rame Relay and the addres s negotiat ed in IPCP/I PXCP is ignor ed for PPP . Ma[...]

Chapter 2 2: WAN Confi guration Guid e 318 Smart Switch Router Use r Referenc e Manua l Th e followin g c omm and line dis plays an ex am ple for a VLAN: For cing B ridg ed Encaps ul ation W AN for the S SR has the a bility t o force br idged pack et encap sulati on. This featu r e has been pro vided to fac ilitate s eamle ss co mpatibilit y with C[...]

Smar tSwitc h Router User Refere nce Manual 319 Chapter 22: WAN Config uration Guide Average Packe t Size In most cas es, the lar ger the pack et size, the be tter the potent ial comp res sion rat io. This is du e to th e o verhead invol ved with compr essio n , as we ll as th e comp re ssion al gorit hm. For example a l i nk whi c h alway s d eals[...]

Chapter 2 2: WAN Confi guration Guid e 320 Smart Switch Router Use r Referenc e Manua l The following comm and line displays an example for PPP: Pa cket Enc ryp tion Pac ket encr y pt ion allow s data to tr avel thr ough u n s ecur ed netwo rks. Y ou can enabl e packet encryption for PPP ports, however , both ends of a l ink must be configured to u[...]

Smar tSwitc h Router User Refere nce Manual 321 Chapter 22: WAN Config uration Guide Source Filtering and ACLs Source filt ering and ACLs can b e applie d to a W A N interfa ce; how ever , they affect t he entire module, no t a n individua l port. For example, if you wa nt to apply a source MAC ad dr ess filter to a W AN serial card located in s lo[...]

Chapter 2 2: WAN Confi guration Guid e 322 Smart Switch Router Use r Referenc e Manua l works with IP Pr ec edence or priority , as defined in the qo s configur ation com mand line, to pr o vide pr eferential traffi c handling for high er -priority traf fic. The CLI c ommand s related to RE D in bo th the Fr ame Re lay and PPP protocol env ir onmen[...]

Smar tSwitc h Router User Refere nce Manual 323 Chapter 22: WAN Config uration Guide Perman ent Virtu al Circuits ( PVC s) W AN in terface s can take ad va ntage of co nnecti ons that assur e a min i mu m lev el of avai lable band width at al l times. The se standi ng connec tions, called Per manent V irtua l Cir cuits (PVCs ) , allow you to r o ut[...]

Chapter 2 2: WAN Confi guration Guid e 324 Smart Switch Router Use r Referenc e Manua l Sett ing up a Fr ame R el ay Serv ice P rofile Onc e yo u h ave defi n ed the t ype a nd lo cat ion of your Frame Rel ay W A N i nter face( s), you can c onfigure yo u r SSR to mor e effic iently utilize available ban dwid th for Frame Relay commu nica tion s. N[...]

Smar tSwitc h Router User Refere nce Manual 325 Chapter 22: WAN Config uration Guide Monitoring Fram e Relay W AN Ports On ce you ha v e co nfi g ured yo ur fra me rela y W A N i nte rfa ce( s) , y ou can u se th e C LI t o mon i tor st atu s an d sta tis tics f or yo ur W A N po rt s. T he fo llo wi ng ta bl e d esc rib es t he m on ito ri ng c o [...]

Chapter 2 2: WAN Confi guration Guid e 326 Smart Switch Router Use r Referenc e Manua l • Comm it t ed informat ion rate (CIR) of 2 0 million bits per second • Le ave h igh- , l ow-, a nd m edium-pr ior ity q ueue dept hs s et to fac tory d efaul ts • R ando m Ea rly D iscard ( RED ) di sab led •R M O N e n a b l e d The comma nd line n ece[...]

Smar tSwitc h Router User Refere nce Manual 327 Chapter 22: WAN Config uration Guide Point-to-Po int Pr otoco l (PPP) Overv iew Becau se of its ab ility to quickly a nd e asily accom mod ate IP and I PX protoc ol traffic, Point- to-Point Protocol (PPP) routing has become a v ery im portant aspect of W AN con figurat ion. Usi ng PPP , you c an se t [...]

Chapter 2 2: WAN Confi guration Guid e 328 Smart Switch Router Use r Referenc e Manua l W AN interface s, then apply a servic e pr ofile to the desir ed interface(s ). Examples of th i s pro cess are displa y ed in “PPP Port C onfiguration” on page 330 . De fining the T ype a nd Loca tio n of a PPP I nter fac e T o configure a PPP W AN port, y [...]

Smar tSwitc h Router User Refere nce Manual 329 Chapter 22: WAN Config uration Guide Note: If it is n eces sary to specify a value for B ridging, IP , and/ or IPX , you m ust specify all three of these val ues at the same ti me. Y ou c annot spec ify j u st on e or tw o of them in the command line with out the ot her(s ). Appl yin g a Ser vice Prof[...]

Chapter 2 2: WAN Confi guration Guid e 330 Smart Switch Router Use r Referenc e Manua l processing by MLP . If compres sion is enable d o n a link, the pac kets will be c ompressed aft er the MLP pr ocessing. In g eneral, ch oose b un dle comp ression o ver lin k c ompression whe never po ssible. Compre ssing packets before they ar e “spli t” b[...]

Smar tSwitc h Router User Refere nce Manual 331 Chapter 22: WAN Config uration Guide Suppo se you wish to set u p a se rvice profile called “profile2” that includ es the follow ing cha racteri stics: •B r i d g i n g e n a b l e d • Le ave h igh-, l ow-, a nd m edium-pr ior ity q ueue dept hs s et to fac tory d efaul ts • IP and IP X enab[...]

Chapter 2 2: WAN Confi guration Guid e 332 Smart Switch Router Use r Referenc e Manua l W AN Configuration Example s Si mple Conf igur at ion Fi le The followin g is a n example of a simple conf iguration file us ed to tes t fram e relay and PPP W A N ports: For a broader , more ap plication- oriented W AN config uration examp le, s ee “M ul ti -[...]

Smar tSwitc h Router User Refere nce Manual 333 Chapter 22: WAN Config uration Guide Mu lti- Rout er W A N Confi gura tion Th e followin g is a diagram of a multi -router W AN co nfigura tion encom passing th r ee subnets. From th e diagram, you can s ee that R1 is par t o f both Subnet s 1 and 2; R2 is part of both Subnets 2 and 3 ; and R3 i s par[...]

Chapter 2 2: WAN Confi guration Guid e 334 Smart Switch Router Use r Referenc e Manua l Route r R1 C on figur ati on Fil e The follow ing con figuration file ap plies to Router R1. Route r R2 C on figur ati on Fil e The follow ing con figuration file ap plies to Router R2. ---------------------------------------------------------------------- Confi[...]

Smar tSwitc h Router User Refere nce Manual 335 Chapter 22: WAN Config uration Guide Route r R3 C on figur ati on Fil e The follow ing con figuration file ap plies to Router R3. Route r R4 C on figur ati on Fil e The follow ing con figuration file ap plies to Router R4. rip add interface all rip set interface all version 2 rip set auto-summary enab[...]

Chapter 2 2: WAN Confi guration Guid e 336 Smart Switch Router Use r Referenc e Manua l Route r R5 C on figur ati on Fil e The follow ing con figuration file ap plies to Router R5. Route r R6 C on figur ati on Fil e The follow ing con figuration file ap plies to Router R6. port set et.1.* duplex full frame-relay create vc port se.6.1.304 vlan creat[...]

Smar tSwitc h Router User Refere nce Manual 337 Chapter 22: WAN Config uration Guide port set hs.3.1 wan-encapsulation frame-relay speed 45000000 frame-relay create vc port hs.3.1.106 frame-relay define service CIRforR1toR6 cir 45000000 bc 450000 frame-relay apply service CIRforR1toR6 ports hs.3.1.106 vlan create BridgeforR1toR6 port-based id 106 i[...]

Chapter 2 2: WAN Confi guration Guid e 338 Smart Switch Router Use r Referenc e Manua l[...]