Alcatel Carrier Internetworking Solutions 8008 Bedienungsanleitung

Part No. 060117-10, Rev. B January 2002 Omn i S t a c k ® 8008 Users Guide[...]

An Alcatel service agreement brings your company the assurance of 7x24 no-excuses technical suppo rt. You’ll also rece ive regu lar softwar e updates to maintain and maximize your Alcatel prod uct’s features and fu nctionality and on-site hardw are replacemen t through ou r global network of h ighly qualified servic e delivery partn ers. Additi[...]

War nin g This equipment h as been tested a nd found to comply w ith the limits fo r Class B digital device pursu ant to Part 15 of the FCC Rule s. These limits are designe d to provide reasonable pr otection against harm ful interfe rence when the equipment is ope rated in a commerc ial environ ment. This equip ment gener ates, us es, and can radi[...]

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i Contents Chapter 1: Switc h Management 1-1 Conf igur at ion O ption s 1-1 Require d Conne ctions 1-1 Cons ole P or t (O ut-o f- Ban d) Co nne cti ons 1-1 In-Band C onnecti ons 1-2 Chapter 2: Con sole Inte rface 2-1 Log-in Sc reen 2-1 Main M enu 2-2 Syst em an d Swi tch Info rma tio n 2-5 Disp layi ng Sy stem Inf orm ati on 2-6 Displa yin g Swi tc[...]

Contents ii Confi guring Broa dcast Storm Control 2-38 Port Sec uri ty Co nfi gur at ion 2-39 Confi guring Brid ge MIB Exte nsions 2-40 Confi guring Traf fic Clas ses 2-41 Port Pri ori ty Co nfi gurat io n 2-42 802.1P Port Traffic Class Inf ormation 2-43 Confi guring Virtu al LANs 2-44 802.1Q VLAN Base Info rmatio n 2-44 802.1Q VLAN Current Table I[...]

Contents iii STA (Span ning Tr ee Algorith m) 3-16 Spanning Tree In formation 3-16 Spanning Tree 3-16 Ports 3-17 Spanning Tree Con figurat ion 3-18 Switch 3-18 When the Switch Becom es Root 3-19 STA Port Co nfiguratio n 3-20 Config uring Bridge MIB Extens ions 3-21 Bridge C apabilit y 3-21 Bridge Set tings 3- 22 Priority 3- 23 Port Prio rit y Co nf[...]

Contents iv Multic ast Filteri ng 4-5 IGMP Sn ooping 4-5 IGMP Pro tocol 4-5 Class-of -Service (C oS) Support 4-6 Port Trunks 4-6 SNMP Mana gement Sof tware 4-6 Remote M onitoring 4-7 Appendix A: Trou bleshooting A-1 Troub leshootin g Chart A-1 Upgrad ing Firmwar e via t he Serial Po rt A-2 Appendix B: Pin Assignments B-1 Console Port Pin As signme [...]

1-1 Chapter 1: Switch Manageme nt Configuration Opti ons For advan ced mana geme nt capability , the onboar d manage ment age nt provide s a menu-d riven syst em conf igurati on progr am. This pr ogram can be acc essed by a direct con nectio n to the se rial port on the r ear panel (o ut-of-ba nd), or by a T elnet connect ion over the netwo rk (in-[...]

Switch Management 1-2 In-Band Connection s Prior to acces sing t he sw itch’s on board a gent v ia a netwo rk conn ection , you must first conf igure it with a va lid IP ad dress, subn et ma sk, and defaul t gatew ay us ing an out -of -ba nd c onnec ti on o r t he BO OTP prot ocol . Note: By default BOOTP is disabled and the IP address is set to [...]

2-1 Chapter 2: Console Interface Log-in Scree n Once a direc t conne ction to the serial port o r a T elnet co nnect ion is established , the log-in scr een for the onboar d configur ation p rogram app ears as shown be low . Note: A banner message may be configured t o appear before the Login screen. T he banner message is a login security alert. ([...]

Console Interfac e 2-2 Main Menu The Main M enu is the first screen seen after successf ully logg ing into the sy stem. Alcatel OmniStack 8008 < Main Menu > About this product Management Setup Menu Switch Configuration Menu Network Monitor Menu Reset System Menu Quit Current Session Display or change Management information . Use <TAB> o[...]

Main Menu 2-3 Banner M essage Configura tion Configu res a lo gin se curity a lert me ssage. Switch Co nfigura tion M enu Port Conf iguratio n Enables any p ort, en ables/d isables flo w cont rol, and sets commun ication mode to aut o-negotiat ion, ful l duple x or ha lf duple x. Port State Displays operation al status, inc luding link sta te, flow[...]

Console Interfac e 2-4 IP Multicast Reg istration Table Displays all the multic ast gro ups ac tive on thi s switch , inclu ding multicas t IP ad dresse s and corresp onding VL AN ID s. Static Unicas t Address Table Config uration Used to manu ally con figure host M AC addres ses in the un icast ta ble. Reset sys tem me nu Restarts syste m wit h op[...]

System and Switch Infor mation 2-5 System and Switch Informatio n Use the “Ab out thi s product ” menu to di splay a ba sic desc ription of the switch , includin g contact infor mation, and hardw are/fi rmwar e versions. Alcatel OmniStack 8008 < About this product > System Information Switch Information <OK> Use <TAB> or arrow[...]

Console Interfac e 2-6 Disp la ying Sy stem In fo rmat ion Use t he Syst em In for mati on scr een t o disp lay de scri pt ive i nfor mat ion ab out t he switch , or for quick sy stem i dentificat ion as sh own in the f ollowing figure and table . Alcatel OmniStack 8008 < System Information > System Description : Alcatel OmniStack 8008 System[...]

System and Switch Infor mation 2-7 Displaying Switch Version Use the Sw itch Infor mation sc reen to di splay ha rdware/ firmwar e versi on number s for the swit ch, as wel l as the powe r st at us of th e sy stem . Alcatel OmniStack 8008 < Switch Information > Main Board Label P/N : S/N : Revision : Hardware Version : V3.0 (860 CPU) Firmware[...]

Console Interfac e 2-8 Management Setu p Menu After initially lo gging onto the sy stem, adj ust the com muni cation pa rameter s for your cons ol e to ens ure a rel ia ble c onn ecti on ( Ser ial Por t Co nfi gur ati on) . S pecif y th e I P address es for the sw itch (N etwork Con figura tion / IP Confi guration ), and the n set the Adminis trato[...]

Management Setup Me nu 2-9 Changing the Network Configu ration Use the Netw ork Configu ratio n menu to set the boo tup option , configure the switch’s Internet Pro tocol (IP ) parameter s, enable t he on-boar d Web server, or to se t the number of concurre nt T elnet sessi ons allowed . The sc reen show n below is described in the f ollowin g ta[...]

Console Interfac e 2-10 IP Configuration Use t he I P Co nfi gur ati on sc re en to set the b oot up o pti on, or co nf igur e th e sw itc h’ s IP parameter s. The scre en show n below is describ ed in the fol lowing table. Alcatel OmniStack 8008 < IP Configuration > Interface Type : Ethernet IP Address : 192.168.10.1 Netmask : 255.255.255.[...]

Management Setup Me nu 2-11 IP Connectivity Test (Ping) Use the IP Co nnect ivity T est to see if an other sit e on the Inter net can be reached. The screen shown below is described in the followin g table. Alcatel OmniStack 8008 < IP Connectivity Test(Ping) > IP Address : Test Times : 1 Interval : 3 Success : 0 Failure : 0 [Start] <OK>[...]

Console Interfac e 2-12 HTTP Configuratio n Use the HTT P Conf iguration scre en to enable/ disable the on-boar d Web s erver , and to specify t he TCP port that will pro vide HTTP service. The screen shown below is described in the f ollowin g table. Alcatel OmniStack 8008 < HTTP Configuration > HTTP Server : ENABLED HTTP Port Number : 80 &l[...]

Management Setup Me nu 2-13 Configuring the Serial Port Y ou can ac cess the on -board configu ration progr am by attaching a VT10 0 compatible device to the switch ’s serial port. (Fo r more inf ormat ion on conn ecting to this port, se e “R equired Connec tions” on page 1-1.) The comm unicat ion paramet ers for this port can be acce sse d f[...]

Console Interfac e 2-14 Assigning SNM P Parameters Use the SN MP Con figuratio n screen t o display an d modif y parameter s for the Simp le Netw ork Mana gemen t Prot oco l ( SNMP) . T he sw itc h in cl udes a n S NMP agent whi ch moni tors the status of its hardwar e, as well as t he traffic passing throug h its ports. A compute r attached to the[...]

Management Setup Me nu 2-15 Confi gur in g Com mun ity N ames The follow ing figure and table descr ibe how to configu re the comm unity strings author ized for mana geme nt acces s. Up to 5 com muni ty name s may be enter ed. Note: The default community strings are “public” with Read Only access, and “private” with Read/Write access. Alcat[...]

Console Interfac e 2-16 Confi gur in g IP Tra p M an agers The fo llowing figure and tab le des cribe how to spec ify ma nagem ent s tations t hat wi ll receive aut henti cation fail ure mes sages or ot her trap m essag es from th e switch. U p to 5 trap ma nagers m ay be en tered. Alcatel OmniStack 8008 < IP Trap Managers > IP Address Commun[...]

Management Setup Me nu 2-17 Console Log in Configura tion Use the M anag emen t Se tu p: Con sol e Lo gi n Con fig urat io n to rest ric t m ana gemen t access ba sed on sp ecified u ser name s and passwo rds, or to set the inv alid password th reshold and timeo ut. There ar e only two user type s defined, ADMIN (Admini strator) an d GUEST , but yo[...]

Console Interfac e 2-18 Downloadi ng System Softw are Using TFTP Proto col to Downlo ad Over the Network Use the T FT P Down lo ad me nu t o loa d s oft war e up date s i nto the swi tch. Th e downloa d file shoul d be an Om niS tack 8008 f ile from Alca tel; other wise the switch will not accep t it. The su ccess of the downlo ad oper ation de pen[...]

Management Setup Me nu 2-19 Saving the System Co nfiguration Use the C onfigura tion Save & Restore m enu to sa ve the sw itch config uration settings to a file on a TFTP serve r . The file can be later down loaded to the swit ch to restore t he switch ’s settings. The succe ss of the oper ation de pends on the accessi bility of the TF TP ser[...]

Console Interfac e 2-20 Managing the Switch Use the Mana gement Confi guration screen to co nfigure the ma nageme nt ac cess of the switch . Alcatel OmniStack 8008 < Management Configuration > Management VLAN : ONE VLAN : 1 <Apply> <Ok> <Cancel> Use <TAB> or arrow keys to move, <Space> to scroll options. Paramete[...]

Management Setup Me nu 2-21 Configuring the Banner M essage The Banne r Mess age is a login securi ty alert m essage. It will be presen ted to a user attempt ing to log int o the switch via conso le or T elnet, befor e promp ting for a us er name a nd passw ord. Us e the Banner Messag e C onfigura tion scr een to write a nd se t the Banne r Message[...]

Console Interfac e 2-22 Configuring the Switch The Swit ch C onf ig urati on M en u is used to cont rol a b roa d ra nge of fu ncti on s, includin g port con figuratio n, S panning Tree support fo r redund ant switche s, port mirrorin g, multica st filterin g, and Virtual LAN s. Each of th e setup sc reens pro vided by these c onfigura tion menu s [...]

Configuring the Switch 2-23 Exte nded Bri dge Configur ation Displays/c onfigur es extend ed bridge cap abilitie s provided by this switch, including support for traffic classes, and VLAN extensions. 802.1P Con figurat ion Config ures defau lt port prioritie s and queue assi gnments. 802.1Q VLA N Base Inf ormatio n Displays b asic VL AN inf ormatio[...]

Console Interfac e 2-24 Configuring Port Pa rameters Use the Port Configuratio n menus to s et or dis play communicati on par ameters for any port on the switch . Note: If you experience problems establishi ng a port link using auto-negotiation, try forcing the setting of the p ort to 1000_FULL or 1000_HALF. Alcatel OmniStack 8008 < Port Configu[...]

Configuring the Switch 2-25 Viewing th e Current Port Configura tion The Port State screen displays the port type, status, lin k state, and flo w control in use, as wel l as the com munic ation spee d and dup lex mod e. T o change an y of the port settin gs, use the Po rt Configu ration me nu. Alcatel OmniStack 8008 < Port State > Port Type O[...]

Console Interfac e 2-26 Using the Spa nning Tree Algo rithm The Sp anning Tree Algor ithm c an be used to det ect and disable netwo rk loo ps, and to provide backu p links bet ween swi tches, br idges or routers. Th is allows t he switc h to interact with oth er bridging de vice s (that is, an ST A-compli ant switch , bridge or router) in your netw[...]

Configuring the Switch 2-27 Confi gur in g Brid ge S TA The follow ing figure and table descri be Bridge S T A con figuratio n. Alcatel OmniStack 8008 < Spanning Tree Bridge Configuration > Spanning Tree Protocol : On Bridge Priority : 32768 Hello Time (in seconds) : 2 Max Age (in seconds) : 20 Forward Delay (in seconds) : 15 <APPLY> &l[...]

Console Interfac e 2-28 Confi guri ng ST A for Por ts The follow ing figure and table descr ibe ST A configu ration for ports. Max (Mess age) A ge 20 The maxim um tim e (in s econds ) a dev ice can w ait without re ceiving a conf iguratio n messag e befo re attempting to rec onfigur e. All d evice port s (exce pt for designate d ports ) shoul d rec[...]

Configuring the Switch 2-29 Para met er Default De scrip ti on Fast for war ding mode of all ports ENABLE D Allows you to enable or dis able fa st forward ing for all ports on th e swit ch. Type Shows the port t ype as 1000S X (100 0Base-SX ). Priority 128 Define s the p riority f or the u se of a po rt in th e STA algorithm. If the path c ost for [...]

Console Interfac e 2-30 Viewing th e Current Spanning Tree Info rmation The S panning Tree Informat ion screen di splays a summa ry of the ST A information for the over all bridge or for a spec ific port. T o make any chang es to the para meters for th e S panni ng T ree, use the S panni ng T ree Co nfi gur ati on m enu. Alcatel OmniStack 8008 <[...]

Configuring the Switch 2-31 Displaying the Spanning Tree Bridge State The parame ters show n in the follo wing figur e and table descr ibe the current Bridg e ST A Information. Alcatel OmniStack 8008 < Spanning Tree Bridge State > Bridge Priority : 32768 Hello Time (in seconds) : 2 Max Age (in seconds) : 20 Forward Delay (in seconds) : 5 Hold[...]

Console Interfac e 2-32 Displaying the Spanning Tree Port State The paramet ers sho wn in the follo wing figu re an d table are for po rt ST A Inform ation. Alcatel OmniStack 8008 < Spanning Tree Port State > Port Type St atus Designated Designated Designated Cost Bridge Port ----------------------------------------- -------------------------[...]

Configuring the Switch 2-33 Using a Mirror Port for An alysis Y ou can mirror tr affic from any sour ce port to a target port for real-tim e ana lysis. Y ou can then a ttach a netwo rk sniffer or RM ON probe to the target po rt and study the traffic crossin g the sour ce port in a co mplet ely unobtr usive m anner . When mi rroring port tra ffi c, [...]

Console Interfac e 2-34 Configuring Port T runks Port trunk s can be used to incre ase the ban dwidth of a ne twork co nnecti on or to ensure fault recov ery . Y ou can c onfigu re up to fo ur trunk con nectio ns (com bining 2~4 ports into a fa t pipe) bet ween any two Om niS tack 8008 swi tches. Ho wever, before making any ph ysic al conne ctions [...]

Configuring the Switch 2-35 Y ou can us e the Port Trunking Co nfiguratio n screen t o set up por t trunks as shown belo w . Rememb er t hat you must “ Ena ble” a ne w con fi gurat ion bef ore i t wi ll take e ffect . Alcatel OmniStack 8008 < Port Trunking Configuration > Trunk ID Status Member List 1234 --------- -------- ----------- ---[...]

Console Interfac e 2-36 IGMP Multic ast Filte ring Multicast ing is used to supp ort real-tim e applica tions su ch as vide o conf erencing or streami ng audio . A multicas t server doe s not ha ve to establish a s eparate connect ion w ith each c lient. It mere ly broa dcasts its se rvice to the n etwork, and any hosts which want to rec eive th e [...]

Configuring the Switch 2-37 Confi gur in g IGM P This protocol a llows a host to i nform it s local s witch/router that it wants to receive transmiss ions add resse d to a specif ic multica st group. Y ou can use the I GMP Configuration s creen to confi gure multicast f iltering shown below: Note: The default values are indicated in the sample scre[...]

Console Interfac e 2-38 Configuring Broad cast Storm Control Use the Broad cast S torm Co ntrol Co nfigur ation s creen to e nable b roadcas t sto rm contro l for any por t on the swit ch, as show n below. Alcatel OmniStack 8008 < Broadcast Storm Control Configuration > Broadcast control on all ports : [Enable] [Disable] Port Threshold Broadc[...]

Configuring the Switch 2-39 Po rt Se cu rit y Con fig ura ti on Use the Port Se curity C onfigur ation screen to enab le and configu re por t secur ity for the switch. Port Security al lows you to config ure each port with a list of MAC address es of devi ces that are autho rized to ac cess the ne twork th rough th at port. Alcatel OmniStack 8008 &[...]

Console Interfac e 2-40 Configuring Bridge MIB Extensio ns The Bridg e MIB includ es extens ions for manage d devices that supp ort Tr affic Classes , Multicas t Filter ing and Virtua l LANs. T o configu re these extensi ons, use the Extende d Bridge Co nfigurat ion screen as shown b elow: Alcatel OmniStack 8008 < Extended Bridge Configuration &[...]

Configuring the Switch 2-41 Configuring Traf fic Classe s IEEE 802 .1p def ines up to 8 separate traffic class es. Th is switc h sup ports Quali ty of Service (Qo S) by usin g two pr iority queue s, with Weigh ted Fair Qu euing fo r each port. Y ou can use the 802.1P Con figura tion menu to conf igure the default prior ity for each port, or to dis [...]

Console Interfac e 2-42 Port P riorit y Conf igurat ion The defau lt priority for all ingres s ports is zero. Th erefore, any inboun d fram es that do not have pri ority t ags will be placed in th e low priori ty output queu e. Default priority is onl y used to deter mine the out put queu e for the curr ent port; no prior ity tag is a ctu all y ad [...]

Configuring the Switch 2-43 802.1P Port Traffi c Class Info rmation This switc h provid es two prior ity levels w ith weighte d fair que uing for po rt egres s. This means that any frames wit h a default or user prio rity from 0~ 3 are sent to the low prior ity queu e “0” w hile t hose fr om 4~7 are s ent to t he high priority queue “1” as [...]

Console Interfac e 2-44 Configuring Virtua l LANs Y o u can u se the VLA N co nfigurat ion me nu to assig n any po rt on th e switch to any of up to 256 LAN groups. In co nventiona l netw orks with r outers, br oadca st traffic is split up int o separate do mains. Swi tches d o not inhe rently sup port broadc ast doma ins . Th is can l ead to broa [...]

Configuring the Switch 2-45 802.1Q VLAN Current Table Information This screen shows t he curren t port mem bers of each VLA N and whet her or not th e port sup ports VLA N tagging. Po rts assig ned to a lar ge V LAN grou p t hat cross es several sw itches sh ould use VLAN taggin g. Howe ver , if you just want to create a small port -based VL AN for[...]

Console Interfac e 2-46 802.1Q VLAN Static Table Configuration Use this scre en to create a new VLAN or modify the sett ings for an exi sting VLAN. Y ou can add/ de lete port me mber s fo r a VLAN , or prev ent a po rt fr om be ing automat ically add ed t o a VLAN via the G VRP pr otocol. (Also, n ote th at all p orts can onl y bel ong t o one un t[...]

Configuring the Switch 2-47 For exam ple, the follo wing scr een display s setting s for VLAN 2, whi ch include s tagged ports 1-4 , and forbidde n port 8. Alcatel OmniStack 8008 < 802.1Q VLAN Static Table Configuration > VID VLAN Name Status ------------------------------ 2 Active Egress Ports Forbidden Egress Ports 11110000 00000001 Untagge[...]

Console Interfac e 2-48 802.1Q VLAN Port Configuration Use this s creen to c onfigure p ort-specifi c settings for IEEE 80 2.1Q VL AN features. Alcatel OmniStack 8008 < 802.1Q VL AN Port C onfig urati on > Port PVID Ac cepta ble Ingres s GVRP G VRP Faile d G VRP L ast Frame Typ e Filterin g Status Reg istra tions PDU Or igin ------- ----- ---[...]

Monitoring the Switch 2-49 Monitoring the Switc h The Network Moni tor Menu prov ides access to port st atisti cs, RMON stati stics, I P multicast address es, and t he static (unica st) addr ess table. Eac h of the sc reens provided by these menus is des cribed in the follow ing sec tions. Alcatel OmniStack 8008 < Network Monitor Menu > Port [...]

Console Interfac e 2-50 Disp layi ng Por t S ta tist ics Port S tatistics displ ay key statistics from the Et hernet-li ke MIB for ea ch port. Error statistics on the traffic passing throug h each port are displaye d. This inform ation can be use d to id enti fy po te ntia l pro blem s wit h the sw it ch (su ch as a fa ul ty port or unusual ly heav[...]

Monitoring the Switch 2-51 Displ ayi ng R MON Sta tist ics Use the RMON S tatistics screen to di splay key st atistic s for each port from RMON group 1. (RMON groups 2, 3 and 9 can on ly be acce ssed usin g SNMP m anagem ent software.) The follow ing scr een displa ys the overall statist ics on traffic passin g throug h each port . RMON statistics [...]

Console Interfac e 2-52 Parame ter Descr iption Drop Ev ents The total numbe r of eve nts in which p ackets we re drop ped d ue to la ck of resour ces. Receive d Bytes Total number of byte s of da ta receive d on th e netw ork. T his statistic can b e used as a r eas onabl e i ndi cati on of Ether ne t ut iliz ati on. Receive d Fram es The total n [...]

Monitoring the Switch 2-53 Disp la ying the Unic ast A ddr ess Tab le The Addres s T a ble contains the MAC add ress es and VLAN identifie r associat ed wit h each port ( tha t is, t he sour ce po rt as soc iated wit h the ad dres s and VLAN), sorted by MAC addr ess o r VLAN ID. Y ou can se arch for a specific addres s, cle ar the entire add ress t[...]

Console Interfac e 2-54 Displaying the IP Mu lticast Regis tration Tab le Use the IP M ulticas t Regist ration T able to di splay all the multica st groups act ive on this switch, includi ng multicas t IP addre sses a nd the corres pondin g VLAN ID. [Clear] Clears the specif ied MA C addr ess. [Clear D ynamic ] Cle ars all dynam ically le arned MA [...]

Monitoring the Switch 2-55 Configuring Stat ic Unicas t Addresses Use the S tatic Uni cast Address T able Co nfigurati on s creen to ma nually c onfigu re host MA C addre sses in th e unicast table. Y ou can us e this scree n to assoc iate a MAC ad dress with a s pecific VL AN ID and sw itch port as shown be low . Alcatel OmniStack 8008 < Static[...]

Console Interfac e 2-56 Rese tt ing t he Sy stem Select the Reset Syst em Menu un der the M ain Men u to reset the sw itch. Th e reset screen inc ludes options as sh own in the followin g figure and table. Logging Off the S ystem Use the Q uit Curren t Sessio n comma nd under the M ain Me nu to exit the configur ation p rogram and ter minate co mmu[...]

3-1 Chapte r 3: Web In terface Web-Based Configuration and Monitor ing In addition to the me nu-driven system configura tion progr am, thi s switch als o provides an embe dded HTT P Web agent . Using a Web brow ser you can con figure the switc h and vi ew st at isti cs to moni tor ne two rk act ivi ty . The We b agent can be acc essed by any comp u[...]

Web Interface 3-2 Navigating the Web Browser Interface T o acc ess th e We b-br ows er in terf ace yo u mus t fir st enter a us er nam e and password . The ad minist rator has Rea d/Write acce ss to all conf igurati on parame ters and sta tistics. Th e default u ser name for the admini strator is “admin,” wi th the password “switch. ” Home [...]

Navigating the Web Browser Interface 3-3 Configuration O ptions Configu rable parameters have a dial og box or a drop-d own l ist. Once a co nfigur ation change ha s been m ade on a page, be sure to cl ick on the “A pply” bu tton at the bottom of the page to conf irm the ne w setting. The followi ng table sum marizes t he Web page configur atio[...]

Web Interface 3-4 Panel Disp lay The Web agent display s an image of the switch ’s ports, showing port link s and activity . Clicking on the image o f a port dis plays st atistics and con figuration inf orma ti on f or t he po rt . Cli ck ing on t he im ag e of the seri al port (l abe led “ Mgmt ”) displays the Cons ole Conf iguratio n screen[...]

Panel Display 3-5 Configuring the Serial Port If you are ha ving difficul ties making an out-of -band co nsole connect ion to the ser ial port on the s witch, you can disp lay or modi fy the cur rent settin gs for the serial por t throug h the Web ag ent. Cli ck on th e seria l port ic on in the s witch i mage t o display or configur e these se tti[...]

Web Interface 3-6 Main Menu Using t he onboard Web a gent, you can def ine s yste m paramet ers, manage and contro l the switch, and all its ports, or moni tor netw ork cond itions. The interf ace screen inc ludes th e main men u on the left side, the men u bar benea th the ima ge of the swi tch, and a list of comma nds be neath t he men u bar . Th[...]

System Information 3-7 System Inf ormation Use t he Syst em In for mati on scr een t o disp lay de scri pt ive i nfor mat ion ab out t he switch , or for quick sy stem i dentificat ion as sh own in the f ollowing figure and table . Parame ter Descr iption System Nam e 1 Name assign ed to th e switc h syst em. IP Addre ss 2 IP addres s of the switch[...]

Web Interface 3-8 Switch Informa tion Use the Sw itch Infor mation sc reen to di splay ha rdware/ firmwar e versi on number s for the swit ch, as wel l as the powe r st at us of th e sy stem . Main Board Parame ter Descr iption Serial Nu mber Serial num ber of the ma in boa rd. Number of Port s Number o f ports on the switch. Hardwar e Versi on Har[...]

IP Configur ation 3-9 IP Configuration Use the IP Co nfigur ation scre en to set the bootup opt ion, co nfigure the Et hernet IP address for the sw itch, or set the num ber or co ncurren t T el net sess ions allo wed. The screen sh own bel ow is desc ribed in th e followin g table. Paramet er Def ault De script ion IP St ate USE R-CO NFIG Specifies[...]

Web Interface 3-10 SNMP Configuration Use the SN MP Con figuratio n screen t o display an d modif y parameter s for the Simp le Netw ork Mana gemen t Prot oco l ( SNMP) . T he sw itc h in cl udes a n S NMP agent whi ch moni tors the status of its hardwar e, as well as t he traffic passing throug h its ports. A compute r attached to the n etwor k, c[...]

Security Configur ation 3-11 Trap Managers The fo llowing figure and tab le des cribe how to spec ify ma nagem ent s tations t hat wi ll receive aut henti cation fail ure mes sages or ot her trap m essag es from th e switch. U p to 5 trap ma nagers m ay be en tered. Security Conf iguration Use the Sec urity Co nfigurat ion scre en to restr ict mana[...]

Web Interface 3-12 Firmware Upgrade Options Y o u ca n up grade s ystem firmw are by pe rforming a Web uploa d or a T FTP down load . Not e th at you can al so upg rad e by a di re ct con nec tion t o the cons ole po rt (see “U pgrading Firm ware via the Ser ial Port” on page A-2). Web Upload Manage ment Use the Web U pload M anagem ent menu to[...]

Firmware Upgrade Options 3-13 TFTP Downlo ad Manage ment Use the T FTP Down load Mana gem ent menu to l oad sof t ware upda tes in to th e switch . The downl oad file sho uld be an Om nistack ® 8008 binar y file from Alcat el; otherwise the s witch will not accept it. The success of the download operat ion depends o n the ac cessibility of the TFT[...]

Web Interface 3-14 Configuration Save and Restore Use the C onfigure screen to save the sw itch conf igurati on settin gs to a file on a TFTP server . The file can be la ter downloaded to the switc h to restore the switch’ s settings . The succ ess o f the o perati on d epends on t he a ccessib ility of the TFTP server and t he q uality of the ne[...]

Address T able Confi guration 3-15 Address Table Configuration The Addres s T a ble contains the unicast MAC add resses a nd VLAN id entifier associa ted with eac h port (tha t is, the sou rce port ass ociate d with th e address and VLAN), so rted by MA C address or VLAN. Y o u can also c lear the enti re address t able , or in for mati on as soc i[...]

Web Interface 3-16 STA (Spanning Tree Algorithm) The Sp anning Tree Algor ithm c an be used to det ect and disable netwo rk loo ps, and to provide backu p links bet ween swi tches, br idges or routers. Th is allows t he switc h to interact with other bridging de vices (tha t is, ST A- compl iant switch, bridge or router) in your network to ensu re [...]

ST A (Spa nning Tree Algorithm) 3-17 Ports The param eters shown in the f ollowing figure an d table a re for po rt ST A Informati on (Port 1~8) . Parame ter Descr iption Port Status Displays the curr ent state of this port with in the spann ing tree: No Link Th ere is no v alid lin k on th e port. Disa bl ed Port ha s been dis able d by t he u ser[...]

Web Interface 3-18 Spanning Tre e Configurat ion The follow ing figures an d tables descr ibe Bridge ST A con figuration. Switch Paramete r Defa ult Descr iption Usag e Enab le d Enabl e this par ame ter to par tici pat e in an STA-comp liant n etwork . Priority 32,768 Device pri ority is u sed in selectin g the root device , root port, and design [...]

ST A (Spa nning Tree Algorithm) 3-19 When the S witch Becomes Ro ot Paramete r Defa ult Descr iption Hello Time 2 The time i nterval (in sec onds) at whic h the root device transmits a confi guratio n mess age. The mi ni mum v alue is 1. The ma xi mum v alue i s th e lo wer of 10 or [( Max. Mes sage A ge / 2) -1]. Max (Mes sage) A ge 20 The maxim u[...]

Web Interface 3-20 STA Port Configuration The follow ing figure and table descr ibe ST A configu ration for ports. Paramete r Defa ult Descr iption Fast forwa rding m ode ENA BLED Allows you to en able or disabl e fast f orwardi ng for all ports on t he swit ch. Priority 128 De fines the p riority f or the use of a port in the STA algorithm. If the[...]

Configuring Bridge MIB Exten sions 3-21 Configuring Bridge MIB Extensions The Bridg e MIB includ es extens ions for manage d devices that supp ort Tr affic Classes , Multicas t Filter ing and Virtua l LANs. T o configu re these extensi ons, use the Extende d Bridge Co nfigurat ion screen as shown b elow: Bridge Capability Paramete r Des cription Ex[...]

Web Interface 3-22 Bridge Settings Parame ter Descr iption Traffi c C lass* Mu ltiple traff ic classe s are supp orted by this swi tch as indic ated und er Bridge Capabilitie s. How ever, y ou can disable th is func tion by clearin g this checkbox. GMRP* GARP Multica st Reg istratio n Protocol (GMRP ) allow s netw ork device s to register en dstati[...]

Priority 3-23 Priority IEEE 802 .1p def ines up to 8 separate traffic class es. Th is switc h sup ports Quali ty of Service (QoS ) by using two priority queue s, with wei ghted fa ir queuing for ea ch port. Y o u can us e the Priorit y menu to con figure th e defaul t priority for eac h port, or to display the mappi ng for the traffic cl asses a s [...]

Web Interface 3-24 Port Traffic Class In formation This switc h provid es two prior ity levels w ith weighte d fair que uing for po rt egres s. This me ans t hat a ny fra mes wi th a defaul t or user p riority from 0~3 are se nt to the low prior ity queu e “0” w hile t hose fr om 4~7 are s ent to t he high priority queue “1” as shown in t h[...]

Configur ing Virtual LANs 3-25 Configuring Virtual LANs Y o u can u se the VLA N co nfigurat ion me nu to assig n any po rt on th e switch to any of up to 256 VLA N groups. In c onven tional netw orks with routers , broadcast traffic is split up int o separate do mains. Swi tches d o not inhe rently sup port broadc ast doma ins . Th is can l ead to[...]

Web Interface 3-26 VL AN Cu rre nt Tabl e This screen shows t he curren t port mem bers of eac h VLAN and whethe r or not th e port sup ports VLA N tagging. Po rts assig ned to a lar ge V LAN grou p t hat cross es several sw itches sh ould use VLAN tagging. However, if you just want to create a small port -based VL AN for one or two switc hes, you [...]

Configur ing Virtual LANs 3-27 VLAN Static List Use this scr een to create or rem ove VLAN grou ps. Note: No VLANs ar e statically co nfigured by default. VLAN Static Table Use this s cree n to modi fy the se ttings f or an e xisting VLAN. Y o u can add /delete port members for a VL AN, disab le or enabl e VLAN tagging for any port, or p revent a p[...]

Web Interface 3-28 Use the scr eens s how n below to as sign ports to the s pecifie d VLA N gro up a s an IEEE 802. 1Q tagged por t. Assign po rts as tagged if they are connect ed to 802.1Q VLAN c omplian t devi ces. If the port i s conn ecte d to V LAN-un aware devic es, fram es will be passed to the untagged VLAN grou p to which this port has bee[...]

Configur ing Virtual LANs 3-29 VLAN Static Member ship by Port Use the sc reen show n belo w to assig n VLAN groups t o the selec ted port. T o perfor m detailed port configura tion for a specif ic VLAN , use the VLAN S t atic T able (page 3-27). Paramete r Des cription Port Num ber Port num ber o n the s witch s elected from the upper d isplay pan[...]

Web Interface 3-30 VLAN Port Configuration Use this s creen to c onfigure p ort-specifi c settings for IEEE 80 2.1Q VL AN features. Parame ter Descr iption PVID The VLAN ID assign ed to u ntagg ed fram es rec eived on t his port . Use t he PVID to a ssign p orts to the sa me untagg ed VL AN. Accep tab le Fram e Type 1 This switch accep ts “All”[...]

IGMP M ulticas t Filt ering 3-31 IGMP Multica st Filtering Multicast ing is used to s uppor t real- time a pplica tions su ch a s vide o con ferenc ing or streami ng audio . A multicas t server doe s not ha ve to establish a s eparate connect ion w ith each c lient. It mere ly broa dcasts its se rvice to the n etwork, and any hosts that want to rec[...]

Web Interface 3-32 IP Multica st Registra tion Table Use the IP M ulticas t Regist ration T able to di splay all the multica st groups act ive on this switch, includi ng multicas t IP addre sses a nd the corres pondin g VLAN ID. Parame ter Descr iption VLAN ID VLAN ID assi gned to this m ulticas t group . Multicas t IP Ad dress IP addres s for sp e[...]

Port Menus 3-33 Port Menus Port Information The Port Inf ormati on screen display s the port status , link state, the c ommun ication speed an d dupl ex mo de, as w ell as the fl ow con trol in use. T o chang e any of the port settings , use the Port C onfigura tion menu . The param eters sh own in the following figure and table are for the RJ-45 p[...]

Web Interface 3-34 Port Configuration Use the Por t Configur ation men us to co nfigure an y port on the switch. Paramete r Defa ult Descr iption Flow Contr ol Mode DISABLE D Allow s yo u to ena bl e or d isab le f low co ntr ol for al l po rts on the switch. Admin Sta tus Ena ble Allows you to disabl e a port du e to a bnorma l beha vior (e.g., ex[...]

Port Menus 3-35 Port Broadcast Storm Protect Configuration Use the Por t Broadcast S torm Protec t Configur ation scre en to conf igure broa dcast storm control fo r any po rt on the switc h Paramete r Default Descr iption Broa dca st S torm Protect M ode Enabled Allows yo u to en able/d isable broa dcast storm c ontrol for all ports on t he swit c[...]

Web Interface 3-36 Port Security Configura tion Use the Port Se curity C onfigur ation screen to enab le and configu re por t secur ity for the switch. Port Security al lows you to config ure each port with a list of MAC address es of devi ces that are autho rized to ac cess the ne twork th rough th at port. Paramete r Descr iption Port Num ber Th [...]

Using a Port Mi rror f or Analysis 3-37 Using a Port Mirror for Analysis Y o u can mirror traffic from any so urce por t to a target port f or real- time ana lysis. Y ou can t hen atta ch a ne two rk sniff er or RMON p rob e to the t arget po rt and st udy the traffic crossing t he source port in a co mpletel y unob trusive m anner . When mirroring[...]

Web Interface 3-38 Use the P ort T r unki ng C onf igur at ion s cre en t o se t u p por t tr unk s as sho wn be lo w . Remem ber tha t you mus t “Enable” a ne w config uration be fore it will ta ke ef fect. Paramete r Des cription Trunk Num ber A unique id entifier for thi s trunk . You c an configu re up t o four trunks per swit ch. Port The [...]

Port Statistics 3-39 Port Stat istics Use the Por t S tatistics menu to di splay Ether like or RM ON statistics fo r any port on the switch . Select th e required port. The statistics disp layed are indicate d in the following f igure an d table. Etherlike Sta tistics Etherlike Statistics display ke y statistics f rom the E thernet- like MIB for ea[...]

Web Interface 3-40 RMON Statistics RMON S t atistic s display key s tati stics for eac h port fr om RMON group 1. (RMON groups 2, 3 an d 9 can only b e acces sed using SNMP m anage ment so ftware.) The followi ng screen display s overall statist ics on traffic passi ng throu gh each port. RMON sta tistics pro vide acc ess t o a broad r ange o f sta[...]

Port Statistics 3-41 64 Byt e F rames The to tal number o f frames (includin g bad pac kets) re ceived and tra nsmitt ed that were 64 octet s in lengt h (exclu ding framing bits but includin g FCS oc tets). 65-127 Byte Fra mes T he total n umber o f frames (inclu ding ba d packe ts) receiv ed and trans mitted that wer e betw een 65 and 1 27 octets [...]

Web Interface 3-42[...]

4-1 Chapter 4: Advanced Topics The Alcatel OmniS t ack ® 80 08 s upports Layer 2 swi tching a nd o ther a dvanc ed features , which ar e described in this chap ter. Layer 2 Switchin g When a fram e enter s a port, its destination M AC addr ess is che cked in the ad dress database to see which port leads t o this destin ation. If th e destina tion [...]

Advanced T opics 4-2 Once a stable network t opology has bee n establishe d, all bridge s listen for H ello BPDUs (Bri dge Protoco l Data Units) transmit ted from the Root Bridge. If a bridge does not g et a Hello BP DU after a predef ined int erval (Ma ximum Age ), the bri dge assumes that t he link to t he Root Bridge is down. This bridge wil l t[...]

Virtual LANs 4-3 This switch support s the follo wing VLAN features: • Up to 256 VLAN s can be co nfigur ed based on the IEEE 802 .1Q stan dard • Distribut ed VLAN learning across multiple switches using explicit or implicit tagg ing and GVR P protoc ol • Port overla pping, allowing a port to p articipate in multiple VLANs • End st ations c[...]

Advanced T opics 4-4 This allow s GVRP-co mpliant devices to be autom atically co nfigured f or VLAN groups base d solely on endstation requests. Forwarding Traffic with Unknow n VLAN Tags This swit ch only s upports 256 VL ANs with V LAN ID s ranging from 1 to 2048, bu t the IEEE 802.1Q VLAN standar d allows for VLAN IDs from 1 to 4094. Therefore,[...]

Multic ast Fil tering 4-5 Multicast Filter ing Multicast ing sen ds data to a group of nodes instead of a single dest ination . The simples t way to imp lemen t multicas ting is to broa dcast data to all nodes on the network . Howeve r , such an ap proach wast es a lot of band width if the target group is small compared to ov erall t he b roadcas t[...]

Advanced T opics 4-6 Class-of-Ser vice (CoS) Support The Omn iS tac k ® 8008 prov ides two transmit qu eues on each port , with a Weighted Fair Queu ing schem e. This fu nction can be used to pr ovide inde penden t priorities for vario us types of da ta such as real -time video or vo ice, and bes t-effort data. Priority assig nment to a packet in [...]

Remote Monitor ing 4-7 Remote Monitoring Remote Monitor ing (RM ON) pr ovides a cost-e ffective way to mon itor large n etwor ks by placing embed ded or ext ernal prob es on dist ributed ne twor k equipmen t (hubs, switch es or router s). Netwo rk mana geme nt software ca n acces s the prob es embedd ed in rece nt Alcate l netwo rk produc ts to per[...]

Advanced T opics 4-8[...]

A-1 Appendix A: Troubleshooting Troubleshooting Chart Troubles hootin g Cha rt Symptom A ction Cannot co nnect using Telnet, W eb bro wser, o r SNMP so ftware • Be sure yo u have config ured th e agent w ith a va lid IP a ddress , subnet mask and d efa ult g ate way. • Check t hat you h ave a v alid ne twork c onnection to the switch and th at [...]

T roubleshooting A-2 Upgrading Firmware via the Serial Port Y o u can upgr ade sys tem f irmwa re by c onnec ting y our com puter to the serial port on the switch , and usin g a consol e interfa ce package th at suppor ts the XModem protocol . (See “Req uired Co nnect ions” on page 1- 1.) 1. R estart the system by us ing the Res tart System com[...]

Upgrading Fir mware via the Ser ial Port A-3 For details on m anaging the switch, refer to Cha pter 2 for info rmatio n on the out-of-b and conso le interf ace, or Ch apter 3 for inf ormati on on the Web int erface.[...]

T roubleshooting A-4[...]

B-1 Appendix B: Pin Assignments Console Port Pin Assignments The DB- 9 serial po rt on the s witch’s rear panel is used to connec t to the sw itch for out- of-band co nsol e configur ation. The on-boa rd menu -driven co nfigurat ion prog ram can be acces sed from a term inal or from a PC runnin g a termin al emulati on program . The pin assignme [...]

Pin Assignments B-2 Console Port to 25-Pin DTE Port on PC Switch’s 9-Pin Serial Por t Nu ll Mo dem PC’s 25-P in DT E Port 1 DCD 8 DCD 2 RXD 3 TXD 3 TXD 2 RXD 4 DTR 20 DTR 5 SGND 7 SGND 6 DSR 6 DS R 7 RTS 4 RTS 8 CTS 5 CTS 9 RI 22 RI 11 23 32 48 52 0 67 74 95 20 6[...]

Glossary-1 Glossary Bandwidth Utilizatio n The per centage of pack ets recei ved o ver t ime as com pared to overall ban dwidth. BOOTP Boot pr otoc ol u sed to l oad th e oper at ing syst em f or d evic es c onn ecte d to the network . GARP VLAN Registration Protoco l (GVRP) Defines a way for swit ches to exc hange VLAN infor mation in or der to re[...]

Glossar y Glossary-2 Link Aggrega tion See P ort T r unk. MIB An acrony m for Mana gement Informa tion Base. It is a set of database objects that contains i nformat ion a bout the devi ce. It defines var iables needed by the SN MP protocol to monito r and cont rol compo nents in a net work. Out-of-Band Ma nagement Manage ment of th e netwo rk from [...]

Glossar y Glossary-3 Telnet Defines a r emote communicati on facili ty for interfacing to a terminal device over TCP/IP . Trivial File Transfer Pro tocol (TFT P) The TCP/I P standard pr otocol for file t ransfer w ith minima l capability an d minim al overhea d. TFTP depends on the conn ectionle ss datagra m delivery se rvice, U DP . Vir tua l LA N[...]

Glossar y Glossary-4[...]

Index-1 Numerics 802.1p po rt priority 4 -6 802.1Q VLA Ns 4-2 A addr ess t able , st ati c unic ast 3-1 5 Administ rator p assword, sett ing 3-11 aging time o f address table 3-15 automati c VLAN regi stratio n 4-3 B banner m essage co nfigur ation 2 -21 baud rat e, configu ring 3-5 BOOTP, for IP config uration 1-2, 3-9 bridge capabili ty 3-21 MIB [...]

Index Index-2 O out-of-b and con nection 1 -1 P pass wor d co nfi gur ati on 3-11 pin assign ments , consol e port B-1 Pin g 2-11 port configur ation 3-3 4, 3-3 5 informati on 3-33 mirror 3 -37 overlappi ng 4-3 pri ori ty 2- 41 sta tis ti cs 3-39 trunk co nfigurati on 2-3 4 trunks 3- 37, 4- 6 priority por t conf ig urati on 3-2 3 traffic clas s 3-2[...]

Index Index-3 W Web access re quireme nts 3-1 browser con nection 1- 2 Web inter face configur ation bu ttons 3-3 home pag e 3-2 panel disp lay 3-4 pass wor ds 3-2 Web serv er 2-12 Weighte d Fair Queu ing 2-41 X XModem do wnloa ds A-2[...]

ww w .alcatel.co www.alcatel.com/enterprise Alcatel 26801 W est Agoura Road Calabasas, CA 91301 USA Contact Center (800) 995-2612 US/Canada (818) 880-3500 Outside US www .alcatel.com/enterprise Product specifications contained in this document a r e subject to change without notice. Contact your local Alcatel representative for the most current inf[...]