Juniper Networks 10.4 manual

Junos ® O S MX S eries Etherne t S ervic es R out ers S olutions Guide Rel ease 10 . 4 Published: 2010-10-0 7 Cop yright © 2010, Juniper Netw orks, Inc.[...]

Juniper Netw orks, Inc. 1194 North Mathil da Avenue Sunnyv ale, Calif ornia 94089 US A 408-7 45-2000 www .juniper .net This pr oduct includes the Env oy SNMP Engine, de velope d by Epilog ue T echnology , an Integr ate d Sys tems Compan y . Copyright © 1986-1 997 , Epilog ue T echnology C orporation. All right s reserve d. This pr ogram and its do[...]

END USER LICENSE A GREEMENT READ THIS END USER LICENSE A GREEMENT (“ AGREEMENT”) BEF ORE DOWNL OADING , INST ALLING, OR USING THE S OFTW ARE. BY DOWNL OADING , INST ALLING, OR USING THE S OFTW ARE OR O THERWISE EXPRESSING Y OUR AGREEMENT T O THE TERMS CONT AINED HEREIN, YOU ( AS CU ST OMER OR IF YOU ARE NO T THE CUST OMER, AS A REPRESENT A TIVE[...]

Softw are in any manner tha t ext ends or is broader than the uses pur chased b y Customer fr om Juniper or an authorized Juniper re seller; (i) use Embedded Soft ware on non-Juniper equipment; (j) use Embe dded Softwar e (or mak e it avail able f or use) on Juniper equipment that the Cust omer did not originally purcha se from Juniper or an author[...]

12. Commercial C omputer Soft ware. The S oftwar e is “commercial c omputer softw are” and is pro vided with restric ted rights. Use , duplica tion, or disclosur e by the United S tat es go vernment is subject t o restric tions set forth in this Agr eement and as pr ovided in DF ARS 227 .7201 thr ough 227 .7202-4 , F AR 12.212, F AR 27 .405(b )[...]

Cop yright © 2010, Juniper Netw orks, Inc. vi[...]

Abbr evia t ed T abl e of C ont ents A b o u tT h i sG u i d e.................................................x v i i P art 1 Overvie w C h a p t e r 1 O v e r v i e wo f E t h e r n e t S o l u t i o n s......................................3 P art 2 Basic S olutions f or MX Series R outer s Chapter 2 Basic L ay er 2 Fea tures on MX Series Rout e[...]

Cop yright © 2010, Juniper Netw orks, Inc. viii Junos 10. 4 MX Series Etherne t Services R outers Sol utions Guide[...]

T abl e of C ont ents A b o u tT h i sG u i d e.................................................x v i i Junos Documenta tion and R elea se Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii O b j e c t i v e s ........................................................x v i i i A u d i e n c e.....................................[...]

C h a p t e r 3 V i r t u a l S w i t c h e s ..................................................3 9 Lay er 2 Featur es for a Swit ching En vironment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Config uring Virtu al S witches as Separ at e R outing Inst ances . . . . . . . . . . . . . . . . 40 Chapter 4 VLANs Within Bridg e Domain and[...]

P art 3 Ethernet Fil tering, Monitoring, and F ault Mana gement S olutions for MX S eries R out ers C h a p t e r 9 L a y e r2F i r e w a l lF i l t e r s .............................................9 5 Fire wall Filt ers for Bridge Domains and VPLS Instance s . . . . . . . . . . . . . . . . . . . . 95 Exampl e: Config uring Policing and Marking o[...]

P art 4 Index I n d e x .............................................................1 7 7 Cop yright © 2010, Juniper Netw orks, Inc. xii Junos 10. 4 MX Series Etherne t Services R outers Sol utions Guide[...]

List of Fig ur es P art 1 Overvie w C h a p t e r 1 O v e r v i e w o f E t h e r n e t S o l u t i o n s ......................................3 Figure 1: Nativ e (Normal) and VLAN-T agged Ethernet F ames . . . . . . . . . . . . . . . . 12 F i g u r e 2 : A M e t r o E t h e r n e t N e t w o r k .....................................1 5 Figure 3: [...]

Figure 22: Etherne t LFM with L oopback Support . . . . . . . . . . . . . . . . . . . . . . . . . 142 C h a p t e r 1 3 E t h e r n e t R i n g P r o t e c t i o n ..........................................1 4 5 Figure 23: Ethernet Ring P rote ction Exampl e Nodes . . . . . . . . . . . . . . . . . . . . . . 148 Figure 2 4: ERP with Multipl e Prot e[...]

List of T abl es A b o u tT h i sG u i d e.................................................x v i i T a b l e 1 : N o t i c e I c o n s .................................................x x i T abl e 2: T ext and S yntax C onventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxi P art 3 Ethernet Fil tering, Monitoring, and F[...]

Cop yright © 2010, Juniper Netw orks, Inc. xvi Junos 10. 4 MX Series Etherne t Services R outers Sol utions Guide[...]

About T his Guide This pr efa ce pr ovides the f ollo wing guidelines f or using the Junos ® OS MX Serie s Ethernet Servic es Rout ers Sol utions Guide : • Junos Documenta tion and R ele ase Not es on pag e xvii • Objectiv es on pag e xviii • Audienc e on page xviii • Support ed R outing Pla tf orms on page xix • Using the Index es on pa[...]

Objectiv es This g uide provide s an overvie w of the Lay er 2 fe atur es of the Junos OS and describe s how t o configur e the fe atur es to pr ovide sol utions to sev eral ne twork sc enarios. NO TE: For additional information about Junos O S—either corre ctions to or informa tion that might ha ve been omit ted from this g uide—see the softwa[...]

Support ed R outing Pla tf orms For the Lay er 2 fe atur es described in this manual, the Junos O S currentl y supports the foll owing routing pl at forms: • Juniper Netw orks MX S eries Ethernet Servic es R outer s Using the Index es This r efer ence c ontains a standar d index with t opic entries. Using the Exampl es in This Manual If you w ant[...]

2. Merg e the cont ents of the file int o your r outing pla tf orm config ura tion by issuing the loa d merge config ura tion mode command: [edit] user@host# l oad merg e / var /tmp/ ex-script.c onf loa d compl ete Merging a S nippet T o merg e a snippet, f ollo w these st eps: 1. From the HTML or PDF v ersion of the manual, cop y a config ura tion[...]

T able 1: Notice Ic ons Description Meaning Icon Indica tes important f ea tures or instructions. Informa tional note Indica tes a situa tion that might r esult in l oss of dat a or hardwar e damage. Caution Alert s you to the risk of per sonal injury or dea th. W arning Alert s you to the risk of per sonal injury from a l aser . Las er warning T a[...]

T able 2: T ex t and Synt ax Con ventions ( continued) Exampl es Description Conv ention broadca st | multic ast ( string1 | string2 | string3 ) Indica tes a choic e betwe en the mutually ex clusiv e keyw ords or variabl es on either side of the symbol. T he set of choices is often encl osed in parenthe ses for cl arity . | (pipe symbol) rsvp { # R[...]

or are c ov ered under warr anty , and need postsal es technical support, y ou can ac ce ss our tool s and resour ces online or open a ca se with JT A C. • JT AC policies—For a c omple te under standing of our JT AC pr ocedur es and policies, re view the JT AC User Guide l oca ted a t http:/ / www .juniper .net/ us/ en/loc al/ pdf/ resour ce-gu[...]

Cop yright © 2010, Juniper Netw orks, Inc. xxiv Junos 10. 4 MX Series Etherne t Services R outers Sol utions Guide[...]

P ART 1 Ov erview • Overvie w of Ethernet Sol utions on page 3 1 Copyright © 2010 , Juniper Network s, Inc.[...]

Cop yright © 2010, Juniper Netw orks, Inc. 2 Junos 10. 4 MX Series Etherne t Services R outers Sol utions Guide[...]

CHAPTER 1 Ov erview of Etherne t S ol utions • Ethernet T erms and Acron yms on page 3 • Netw orking and Internet working with Bridg es and R outers on pa ge 6 • Netw ork Addr essing at L ay er 2 and Lay er 3 on page 7 • Netw orking at La yer 2: Bene fits of Ethernet Frame s on page 9 • Netw orking at La yer 2: Chall enges of Ethernet MA [...]

• bridge— A netw ork component define d by the IEEE tha t forw ards frame s from one LAN segment or VLAN t o another . The bridging func tion can be cont ained in a rout er , LAN swit ch, or other specialized de vice. S ee also s witch . • bridge domain— A set of l ogical ports tha t share the same fl ooding or broadca st chara cteristics. [...]

• MS TP—Mul tiple Sp anning T ree P rot ocol. A spanning-tr ee prot ocol used t o prev ent loop s in bridge config ura tions. Unlike other type s of STP s, MS TP can bl ock ports sel ectivel y by VLAN. See als o RS TP . • O AM—Opera tion, Administr ation, and Maint enance. A s et of tools us ed to pr ovide manag ement for link s, device , a[...]

• Netw orking at La yer 2: Forw arding Dual-T agged Fr ames on pag e 13 • Netw orking at La yer 2: L ogical Int erfa ce T ypes on page 14 • A Metro E thernet Netw ork with MX Series R outer s on pag e 15 • Lay er 2 Netw orking St andards on pag e 17 Netw orking and Internetw orking with Bridge s and Rout ers T raditionall y , different har [...]

coul d ol der bridges tha t wer e less int elligent de vices. Bridg es le arn much about the LAN segments the y connect t o from pr otoc ols like those in the S panning T ree Pr otocol (S TP) famil y . The ne twork l ay er (Lay er 3) is the highest la yer use d by netw ork nodes t o forwar d tra ffic as part of the da ta plane. On the Int ernet, th[...]

NO TE: The opposite of a “ globall y unique netw ork address” is the “l ocall y significant c onnection identifier” which connects tw o endpoints on a netw ork. For exampl e, MPLS label s such as 1000001 can r epeat in a ne twork, but a public IP address c an appear on the Interne t in only one pl ace a t a time (otherwise it is an err or).[...]

R elat ed Documenta tion MX Series Etherne t Service s Rout ers S olutions P ag e • • Ethernet T erms and Acron yms on page 3 • Netw orking and Internet working with Bridg es and R outers on pa ge 6 • Netw orking at La yer 2: Bene fits of Ethernet Frame s on page 9 • Netw orking at La yer 2: Chall enges of Ethernet MA C Addr esses on pag [...]

NO TE: Networking a t the frame l evel s ays nothing about the pr esence or absence of IP a ddresses a t the packe t lev el. Almost all ports, link s, and device s on a netw ork of LAN swit ches still hav e IP addresses, just a s do all the sourc e and destina tion hosts. Ther e are many re asons f or the continued need f or IP , not the le ast of [...]

• Netw orking at La yer 2: Bene fits of Ethernet Frame s on page 9 • Netw orking at La yer 2: Forw arding VLAN T agged Fr ames on pag e 11 • Netw orking at La yer 2: Forw arding Dual-T agged Fr ames on pag e 13 • Netw orking at La yer 2: L ogical Int erfa ce T ypes on page 14 • A Metro E thernet Netw ork with MX Series R outer s on pag e [...]

Figur e 1: Nativ e (Normal) and VLAN-T agge d Ethernet F ames The VLAN t ag subtra cts four b yte s from the tot al MTU length of the Etherne t frame, but this is sel dom a probl em if kept in mind . When this tag is use d in an Ethernet frame , the frame c omplies with the IEEE 802. 1Q (formerl y IEEE 802. 1q) specifica tion. T oge ther , the four[...]

Netw orking at Lay er 2: Forwar ding Dual-T agg ed Fr ames The use of VLAN t agging to gr oup (or bundl e) sets of MA C addr esses is a start t owar d a method of f orwarding LAN tr affic ba sed on informa tion found in the fr ame, not on IP addre ss in the packe t. Howe ver , there is a major limita tion in trying to buil d forwar ding tabl es bas[...]

• Netw orking and Internet working with Bridg es and R outers on pa ge 6 • Netw ork Addr essing at L ay er 2 and Lay er 3 on page 7 • Netw orking at La yer 2: Bene fits of Ethernet Frame s on page 9 • Netw orking at La yer 2: Chall enges of Ethernet MA C Addr esses on pag e 10 • Netw orking at La yer 2: Forw arding VLAN T agged Fr ames on[...]

A Metr o Ethernet Net work with MX S eries R outers Wha t woul d a Metro Etherne t network with Juniper Ne twork s MX Series Etherne t Service s R outers l ook like? It is v ery likel y that the Me tro Ethernet ne twork will pl ace MX S eries rout ers a t the edge of a VPL S and MPLS c ore netw ork. The VLAN l abels in the pack et are s tacke d wit[...]

Figur e 3: A Metro Etherne t Netw ork with MX Series R outer s In Figure 3 on p age 16, the cir cled number s refl ect the diff erent f ormats tha t the Ethernet frame s can tak e as the fr ames make their w ay fr om a host on one Ethernet swit ching hub to a host on the other hub . The fr ame can ha ve tw o VLAN tag s (inner and outer), one tag ( [...]

• Netw orking and Internet working with Bridg es and R outers on pa ge 6 • Netw ork Addr essing at L ay er 2 and Lay er 3 on page 7 • Netw orking at La yer 2: Bene fits of Ethernet Frame s on page 9 • Netw orking at La yer 2: Chall enges of Ethernet MA C Addr esses on pag e 10 • Netw orking at La yer 2: Forw arding VLAN T agged Fr ames on[...]

• Netw orking at La yer 2: Bene fits of Ethernet Frame s on page 9 • Netw orking at La yer 2: Chall enges of Ethernet MA C Addr esses on pag e 10 • Netw orking at La yer 2: Forw arding VLAN T agged Fr ames on pag e 11 • Netw orking at La yer 2: Forw arding Dual-T agged Fr ames on pag e 13 • Netw orking at La yer 2: L ogical Int erfa ce T [...]

P ART 2 Ba sic S olutions f or MX S eries R out er s • Basic L ayer 2 Fe atur es on MX Series R outers on pa ge 21 • Virtual S witches on pag e 39 • VLANs Within Bridg e Domain and VPLS Envir onments on pag e 43 • Bulk Adminis tra tion of Lay er 2 Fea tures on MX Serie s Rout ers on pa ge 59 • Dynamic Pr ofiles f or VLAN Interf aces and P[...]

Cop yright © 2010, Juniper Netw orks, Inc. 20 Junos 10. 4 MX Series Etherne t Services R outers Sol utions Guide[...]

CHAPTER 2 Ba sic L a y er 2 Fe a tur es on MX S eries R out ers • Lay er 2 Fea tures f or a Bridging Environment on p age 21 • Exampl e R oadmap: Config uring a Basic Bridg e Domain Environment on pag e 22 • Exampl e St ep: Configuring Int erf aces and VLAN T ags on pag e 24 • Exampl e St ep: Configuring Bridg e Domains on pag e 30 • Exam[...]

• Spanning T ree P rotoc ols (xS TP , where the “x” repre sents the S TP type)—Bridges function b y associa ting a MAC a ddress with an int erfac e, simil ar to the wa y a rout er associa tes an IP netw ork address with a ne xt-hop int erfac e. Just a s routing pr otocol s use pack ets t o detec t and prev ent routing l oops, bridges us e x[...]

Figur e 5: Bridging Netw ork with MX Series R outer s The thr ee rout ers ea ch have a serie s of hosts on their Ethernet int erfac es, a s well a s aggr ega ted Etherne t links betw een them. R outer 2 and R outer 3 are link ed to the Int ernet, and R outer 1 and R outer 3 ar e also link ed to s witches c onfigured with a r ange of VLANs, as sho w[...]

• R outer 2 and R outer 3 ha ve IRB c onfigured s o that they c an pass tr affic t o other rout ers in the rest of the ne twork. • R outer 1 ha s an acc ess interf ace which pro vides bridging on VLAN 205 and is connec ted to a cus tomer devic e configur ed on ge-2/2/2 . R outer 3 has an a cc ess interf ace which pro vides bridging on VLAN 200 [...]

T o config ure the Ethernet int erf aces and VLAN t ags on all thre e router s: 1. Config ure the Ethernet int erfac es and VLAN ta gs on R outer 1: [edit] chassis { aggre gat ed-devic es { ethernet { devic e-count 2; # Number of AE interf ace s on router } } } interf aces g e-2/ 1/0 { gigether-options { 802.3ad ae2; } } interf aces g e-2/ 1/ 1 { g[...]

famil y bridge { interf ace-mode a ccess; vlan-id 205; } } } interf aces g e-2/2/ 4 { nativ e-vlan-id 200; # Unta gged pack ets g et vlan 200 ta g unit 0 { famil y bridge { interf ace-mode trunk; vlan-id-list 200-205; # T his trunk port is part of VLAN rang e 200–205 } } } interf aces g e-2/2/ 6 { encapsul ation fl exibl e-ethernet-service s; vla[...]

encapsul ation vlan-bridg e; vlan-id 100; } } interf aces g e-3/3/3 { encapsul ation fl exibl e-ethernet-service s; vlan-ta gging; # Cust omer interf ace uses singl y-tagg ed frame s unit 200 { encapsul ation vlan-bridg e; vlan-id 200; } } interf aces g e-5/ 1/0 { gigether-options { 802.3ad ae3; } } interf aces g e-5/ 1/ 1 { gigether-options { 802.[...]

vlan-id 100; } unit 200 { vlan-id 200; } } 3. Config ure the Ethernet int erfac es and VLAN ta gs on R outer 3: [edit] chassis { aggre gat ed-devic es { ethernet { devic e-count 2; # Number of AE interf ace s on router } } } interf aces g e-2/2/2 { encapsul ation fl exibl e-etherent-servic es; vlan-ta gging; # Cust omer interf ace uses singl y-tagg[...]

802.3ad ae3; } } interf aces g e-11/ 1/2 { gigether-options { 802.3ad ae3; } } interf aces g e-11/ 1/3 { gigether-options { 802.3ad ae2; } } interf aces g e-11/ 1/ 4 { gigether-options { 802.3ad ae2; } } interf aces g e-11/ 1/5 { gigether-options { 802.3ad ae2; } } interf aces a e2 { unit 0 { famil y bridge { interf ace-mode trunk; vlan-id-list 100[...]

Exampl e Step: C onfiguring Bridg e Domains T o config ure the bridg e domains on all three rout ers: 1. Config ure a bridge domain on R outer 1: [edit] bridge-domains { vlan100 { domain-type bridge; vlan-id 100; interf ace g e-2/2/ 1.100; interf ace a e1.100; } vlan200 { domain-type bridge; vlan-id 200; interf ace g e-2/2/ 1.200; interf ace g e-2/[...]

domain-type bridge; vlan-id 200; interf ace g e-3/3/3.200; interf ace a e1.200; interf ace a e3.200; } } 3. Config ure a bridge domain on R outer 3: [edit] bridge-domains { vlan100 { domain-type bridge; vlan-id 100; interf ace g e-2/2/2.100; interf ace a e3.100; } vlan200 { domain-type bridge; vlan-id 200; interf ace g e-3/3/3.200; interf ace a e3.[...]

Exampl e Step: C onfiguring Sp anning T ree P rot ocols Config ure the Spanning T ree P rotoc ol on all three r outer s. This is nec essary to a void the potential bridging l oop f ormed by the triangul ar archit ecture of the r outer s. MSTP is config ured on the thre e router s so the set of VLANs ha s an independent, loop-fr ee topol ogy . The L[...]

3. Config ure MS TP on Rout er 3: [edit] prot ocols { mstp { configur ation-name ms tp-for-R1-2-3; # The names mus t match t o be in the same region revision-l ev el 3; # The re vision lev els must ma tch interf ace a e2; interf ace a e3; msti 1 { vlan100; # T his VLAN corresponds t o MS TP instance 1 } msti 2 { vlan200; # T his VLAN corresponds t [...]

Figur e 6: Designat ed, R oot, and Alt ernat e Ports R elat ed Documenta tion MX Series Etherne t Service s Rout ers S olutions P ag e • • Lay er 2 Fea tures f or a Bridging Environment on p age 21 • Exampl e R oadmap: Config uring a Basic Bridg e Domain Environment on pag e 22 • Exampl e St ep: Configuring Int erf aces and VLAN T ags on pa[...]

2. R efer ence the IRB int erfac e at the bridg e domain l evel of the c onfigura tion. IRB supports La yer 2 bridging and La yer 3 r outing on the same interf ace . If the MAC addre ss on the arriving frame is the same a s that of the IRB int erfa ce, then the pa cket inside the frame is r outed . Otherwise, the MA C address is l earned or look ed[...]

interf ace a e1.100; interf ace a e3.100 routing-int erfac e irb. 0; } vlan-200 { domain-type bridge; vlan-id 200; interf ace g e-3/3/3.200; interf ace a e1.200; interf ace a e3.200 routing-int erfac e irb. 1; } } 2. Config ure the rout er link and IRB on R outer 3: [edit] interf aces { xe-1/1/0 { unit 0 { famil y inet { address 10 .0 .20.3/24; # R[...]

unit 4 { famil y inet { address 10 .0 .3.4/2 4 { } } unit 5 { famil y inet { address 10 .0 .3.5/24 { } } unit 6 { famil y inet { address 10 .0 .3.6 /24 { } } unit 7 { famil y inet { address 10 .0 .3.7 /24 { } } unit 8 { famil y inet { address 10 .0 .3.8/24 { } } } } bridge-domains { vlan-100 { domain-type bridge; vlan-id 100; interf ace g e-2/2/2.1[...]

vlan204 { vlan-id 204; routing-int erfac e irb.5 } vlan205 { vlan-id 205; routing-int erfac e irb. 6 } } R elat ed Documenta tion • MX Series Etherne t Service s Rout ers S olutions P ag e • Lay er 2 Fea tures f or a Bridging Environment on p age 21 • Exampl e R oadmap: Config uring a Basic Bridg e Domain Environment on pag e 22 • Exampl e [...]

CHAPTER 3 V irtual S wit ches • Lay er 2 Fea tures f or a S witching Envir onment on pag e 39 • Config uring Virtual S witches a s Separa te R outing Instances on pa ge 40 Lay er 2 Fea tures f or a S witching En vironment Juniper Netw orks MX S eries Ethernet Servic es R outer s include all standar d Ethernet capabilities a s well a s enhance d[...]

• Config uring Virtual S witches a s Separa te R outing Instances on pa ge 40 Config uring Virtual S witches a s Separ at e Routing Instanc es Y ou can config ure tw o virtual swit ches as separ at e routing inst ances on an MX S eries rout er with bridge domains and VLANs. Bef ore you be gin, you shoul d hav e already c onfigure d a basic bridg [...]

R elat ed Documenta tion • MX Series Etherne t Service s Rout ers S olutions P ag e • Lay er 2 Fea tures f or a S witching Envir onment on pag e 39 41 Copyright © 2010 , Juniper Network s, Inc. Chapter 3: V irtual Swit ches[...]

Cop yright © 2010, Juniper Netw orks, Inc. 42 Junos 10. 4 MX Series Etherne t Services R outers Sol utions Guide[...]

CHAPTER 4 VLANs W ithin Bridg e Domain and VPL S Envir onments • VLANs Within a Bridg e Domain or VPLS Inst ance on pag e 43 • P acke t Flo w Thr ough a Bridged Ne twork with Normaliz ed VLANs on pag e 44 • Config uring a Normalized VLAN f or T ransl ation or T agging on pag e 45 • Config uring Learning Domains f or VLAN IDs Bound to Logic [...]

• Exampl e: Config uring One VPLS Instanc e for S ever al VLANs on pag e 55 P ack et Fl ow T hrough a Bridg ed Net work with Normaliz ed VLANs P acke ts rec eived o ver a La yer 2 l ogical int erfa ce f or bridging are proc essed in a strict sequenc e of steps. P acke ts rec eived o ver a La yer 2 l ogical int erfa ce f or bridging when a normali[...]

Config uring a Normalized VLAN f or T r ansla tion or T agging This t opic pro vides configur a tion and opera tional informa tion to help y ou manipula te virtual l ocal are a network s (VLANs) within a bridge domain or a virtual priv at e LAN service (VPLS) inst ance. T he VPLS c onfigura tion is not co ver ed in this topic. For mor e informa tio[...]

Then, the sour ce MA C addre ss of a rec eived pack et is l earned ba sed on the normalize d VLAN config ura tion. For output pack ets, if the VLAN ta gs associa te d with an egress l ogical int erfa ce do not mat ch the normalized VLAN t ags within the pack et, then appr opriat e VLAN tag oper ations (such as push-push, pop-pop , pop-swap , sw ap-[...]

• vlan-ta gs outer out er-vlan-number inner inner-vlan-number • Use the vlan-id all sta tement t o configur e bridging for se ver al VLANS with minimal amount of config ura tion and switch r esourc es. For an ex ample of this c onfigura tion, see “Exampl e: Configuring One VPLS Inst ance f or Sev eral VLANs” on pa ge 55. R elat ed Documenta[...]

NO TE: This topic does not pre sent exhaustiv e configur ation listing s for all rout ers in the figure s. Howe ver , you can us e it with a broader config ura tion stra te gy to c omple te the MX Series r outer net work c onfigura tions. Consider the pr ovider bridg e network sho wn in Figur e 7 on page 48. Figur e 7: Pro vider Bridge Ne twork Usi[...]

The VLANs’ bridging pa ths are sho wn with distinct da shed and dotte d lines. The VLANs at e ach site ar e: • L2-PE1 at Sit e 1: VLAN 100 and VLAN 300 • L2-PE2 at Sit e 2: VLAN 100 • L2-PE3 at Sit e 3: VLAN 100 • L2-PE4 at Sit e 4: VLAN 300 NO TE: The configur ations in this chapt er are onl y partial exampl es of compl et e and function[...]

} } interf aces g e-5/0 /0 { encapsul ation fl exibl e-ethernet-service s; fle xible-vl an-tagging; unit 1 { encapsul ation vlan-bridg e; vlan-ta gs outer 500 inner 100; # T his plac es two VLAN t ags on the pr ovider # pseudowir e } unit 11 { encapsul ation vlan-bridg e; vlan-ta gs outer 6 00 inner 300; # This plac es tw o VLAN tags on the pr ovid[...]

Bridge domain c1–vl an-100 for c ustomer-c1–virtual-s witch ha s five l ogical int erfac es: • Logic al interf ac e ge-1/0 /0 .1 c onfigured on ph ysical port g e-1/0 /0 . • Logic al interf ac e ge-2/0 /0 .1 c onfigured on ph ysical port g e-2/0 /0 . • Logic al interf ac e ge-3/0 /0 .1 c onfigured on ph ysical port g e-3/0 /0 . • Logic [...]

For more inf ormation about c onfiguring Ethernet pseudo wires a s part of VPLS , see the Junos OS Fe ature Guide . NO TE: This topic does not pre sent exhaustiv e configur ation listing s for all rout ers in the figure s. Howe ver , you can us e it with a broader config ura tion stra te gy to c omple te the MX Series r outer net work c onfigura ti[...]

to P0 and P1, Sit e 2 is connec ted t o P0 and P2 (not shown), Sit e 3 is connec ted t o P2 and P3, and Site 4 is c onnect ed to P1 and P3. VPL S pseudowir es config ured on the PE and P rout ers carry tr affic be tween the sit es. The pseudo wires f or the VPLS ins tances ar e shown with distinct da shed and dotted lines. The VLANs a t each site a[...]

encapsul ation vlan-vpl s; vlan-id 302; } } routing-instanc es { cust omer-c1-vsi { instanc e-type vpls; vlan-id 100; interf ace g e-1/0 /0. 1; interf ace g e-2/0 /0. 1; interf ace g e-3/0 /0. 1; } # End of cust omer-c1-vsi cust omer-c2-vsi { instanc e-type vpls; vlan-id none; # T his will remov e the VLAN tags fr om pack ets sent on VPLS f or cust[...]

The f ollo wing happens on the C2 VLAN a s a resul t of the vlan-id none configur ation: • A MA C table is cr ea ted f or each inst ance of vlan-id none . A ll MAC addr esses l earned ov er the interf ace s belonging t o this VPLS inst ance are a dded to this tabl e. The rec eive d or config ured VLAN ta gs are not c onsidered when the MA C addre[...]

Figur e 9: Many VLANs on One VPLS Instanc e The La yer 2 PE r outer s are MX Series r outer s. Each site is c onnect ed to t wo P rout ers f or redundanc y , althou gh both links ar e only sho wn for L2-PE1 a t Site 1. Sit e 1 is connec ted to P0 and P1, Sit e 2 is connec ted t o P0 and P2 (not shown), Sit e 3 is connec ted t o P2 and P3, and Site [...]

If VLANs 1 through 1000 f or customer C1 span the same sit es, then the vlan-id all and vlan-r ange sta tement s provide a w ay t o swit ch all of these VLANs with a minimum config ura tion effort and f ew er switch r esourc es. NO TE: Y ou cannot use the vl an-id all stat ement if you config ure an IRB interf ace on one or mor e of the VLANs. The [...]

} # End of cust omer-c1-v1-to-v1000 cust omer-c1-v1500 { instanc e-type vpls; vlan-id 1500; interf ace g e-1/0 /0. 11; interf ace g e-6/ 0/0 . 11; } # End of cust omer-c1-v1500 } # End of routing-instanc es Note the use of the vl an-id all and vlan-id-range s tat ements in the VPLS ins tance c alled cust omer-c1-v1-to-v1000 . The vl an-id all stat [...]

CHAPTER 5 Bulk A dministr a tion of L a y er 2 Fea tur es on MX S eries R out ers • Bulk Config ura tion of VLANs and Bridge Domains on pag e 59 • Exampl e: Config uring VLAN T ransl ation with a VLAN ID List on p age 59 • Exampl e: Config uring Multipl e Bridge Domains with a VLAN ID List on pa ge 60 Bulk Config ura tion of VLANs and Bridg e[...]

The f ollo wing ex ample tr ansla tes inc oming trunk pack ets from VLAN identifier 200 t o 500 and 201 to 501 ( other valid VLAN identifiers ar e not aff ect ed): [edit int erfac es ge-1/ 0/1] unit 0 { ... # Other logic al interf ace st atement s famil y bridge { interf ace-mode trunk # T ransla tion is only f or trunks vlan-id-list [ 100 500–60[...]

bridge-domains { bd-vlan–5 { vlan-id 5; } bd { vlan-id [ 1–4 6– 10 ]; } } If a VLAN identifier is alre ady part of a VLAN identifier list in a bridge domain under a routing inst ance, then y ou must dele te the VLAN identifier from the list be for e you can config ure an explicit or “r egul ar ” bridge domain. Also , the explicit bridg e [...]

Cop yright © 2010, Juniper Netw orks, Inc. 62 Junos 10. 4 MX Series Etherne t Services R outers Sol utions Guide[...]

CHAPTER 6 Dynamic P rofil es f or VLAN Int erf ac es and P rot oc ols • Dynamic Pr ofiles f or VPLS P seudowir es on pag e 63 • Exampl e: Config uring VPLS Pseudo wires with Dynamic P rofil es—Ba sic Sol utions on page 64 • Exampl e: Config uring VPLS Pseudo wires with Dynamic P rofil es—Compl ex Sol utions on page 68 Dynamic Pr ofile s f[...]

• Exampl e: Config uring VPLS Pseudo wires with Dynamic P rofil es—Ba sic Solutions on pag e 64 • Exampl e: Config uring VPLS Pseudo wires with Dynamic P rofil es—Compl ex Solutions on pag e 68 Exampl e: Configuring VPL S Pseudo wires with Dynamic Pr ofil es—Basic S olutions The f ollo wing limita tions apply t o dynamic profil es f or VP[...]

vlan-id 20; } } ge-0 /0 /3 { unit 0 { vlan-id 30; } } NO TE: This is not a compl ete r outer c onfigura tion. With this c onfigura tion, broadca st pack ets inside fr ames arriving with VLAN identifier 10 on ge-0 /0 / 1 are normaliz ed to a dual-t agged fr ame with an outer VLAN value of 200 and an inner VLAN val ue of 100. T he broadc ast pack et [...]

} ge-0 /0 /3 { unit 0 { vlan-id 30; } } [edit dynamic-pr ofiles] green_vpls_p w_1 interf ace s $junos-interf ace-if d-name { unit $junos-underl ying-unit-number { vlan-ta gs outer 200 inner 100; } } NO TE: This is not a compl ete r outer c onfigura tion. With this c onfigura tion, broadca st pack ets inside fr ames arriving with VLAN identifier 10 [...]

} } ge-0 /0 /3 { unit 0 { vlan-id 100; } } NO TE: This is not a compl ete r outer c onfigura tion. With this c onfigura tion, broadca st pack ets inside fr ames arriving on ge-0 /0/1 are normalized t o a dual-tagg ed fr ame with an outer VLAN val ue of 200 and an inner VLAN val ue of 100. T he same configur ation c an be acc omplished using dynamic[...]

vlan-ta gs outer 200 inner 100; } } NO TE: This is not a compl ete r outer c onfigura tion. With this c onfigura tion, broadca st pack ets inside fr ames arriving with VLAN identifier 100 on ge-0 /0 / 1 are normaliz ed to a fr ame with VLAN identifier 100 (in this ca se, they are unchang ed). The br oadca st pack et and frame s egressing g e-0/ 0/2[...]

interf ace g e-0/ 0/0 . 1; ... # Other interf aces and s tat ements for Sal es } engineering { vlan-id 20; interf ace g e-1/0 /2.0; ... # Other interf aces and s tat ements for Engineering } acc ounting { vlan-id 30; interf ace g e-2/0 /3.0; ... # Other interf aces and s tat ements for A cc ounting } others { vlan-id—list [ 40 50 ]; # Other depar[...]

site sampl e-site-1 { site-identifier 1; } associa te-pr ofile gre en_vpls_pw_1; # Appl y profil e here } ... # Other routing instanc e sta tements [edit dynamic-pr ofiles] green_vpls_p w_1 interf ace s $junos-interf ace-if d-name { unit $junos-underl ying-unit-number { vlan-id 200; # T his is the outer ta g famil y bridge { interf ace-mode trunk; [...]

NO TE: This is not a compl ete r outer c onfigura tion. In this ca se, fr ames arriving on the interf ace s are cla ssified accor ding to their bridg e domains and swit ched, if nec essary , to the VPL S pseudowir e trunk, ex cept f or Engineering frame s. Engineering frames (VLAN 30 ) are onl y swit ched within the interf ac es listed within bridg[...]

Config ura tion of T ag T ransla tion Using Dynamic Pr ofiles Consider a final c ase wher e the bridge domain VLANs need tr ansla tion a t the VPLS pseudowir e trunk interf ac e. In this ca se, sal es (VLAN 10) is mapped t o VLAN 110 and engineering (VLAN 20) is mappe d to VLAN 120. This c onfigura tion adds tag transl ation to the VPL S pseudowir [...]

CHAPTER 7 MX S eries R out er a s a DHCP R el a y Ag ent • MX Series R outer as a L ayer 2 DHCP R elay A gent on pag e 73 • Exampl e: Config uring DHCP Rel ay in a Bridg e Domain VLAN Environment on pa ge 74 • Exampl e: Config uring DHCP Rel ay in a VPL S R outing Instance Envir onment on pag e 75 MX Series R outer a s a Lay er 2 DHCP R ela y[...]

R elat ed Documenta tion MX Series Etherne t Service s Rout ers S olutions P ag e • • Exampl e: Config uring DHCP Rel ay in a Bridg e Domain VLAN Environment on pa ge 74 • Exampl e: Config uring DHCP Rel ay in a VPL S R outing Instance Envir onment on pag e 75 Exampl e: Configuring DHCP R ela y in a Bridge Domain VLAN Envir onment The f ollo [...]

Exampl e: Configuring DHCP R ela y in a VPLS R outing Instance En vironment The f ollo wing ex ample c onfigures DHCP r ela y in a bridge domain (VLAN) envir onment. The MX S eries rout er will trust only the MA C addresses l earned on the list ed int erfac es. NO TE: This is not a compl ete r outer c onfigura tion. The r outer ha s three int erfa [...]

interf ace g e-2/2/ 4.0; interf ace g e-2/2/6 .0; } } } } } } Y ou verify your c onfigur ation b y using two r ela ted c ommands: • show dhcp r elay binding r outing-instance v s1 bridge-domains bd1 • show dhcp r elay binding r outing-instance v s1 bridge-domains bd1 det ail user@router1> show dhcp r elay binding r outing-instance v s1 bridg[...]

CHAPTER 8 MX S eries R out er in an A TM Ethernet Int erw orking Function • MX Series R outer A TM Ethernet Interw orking Function on pag e 77 • Exampl e: Config uring MX Series R outer A TM Ethernet Interworking on pa ge 79 MX Series R outer A TM Ethernet Int erworking Function Y ou can config ure an MX Serie s router a s part of an A TM Ether[...]

Becaus e of the transl ation, the fl ow of pack ets and fr ames betw een PE1 (the M Serie s rout er) and PE2 (the MX series rout er) rout ers is not symmetric al, as is sho wn in Figure 11 on pag e 78. Figure 11: A TM Ethernet VLAN Int erworking P ack et S tructure g017429 MPLS Inner VLAN L3 Ether type SA D A Ethernet MPLS Inner VLAN L3 Ether type [...]

Exampl e: Configuring MX S eries Rout er A TM Ethernet Int erworking Consider the r outer t opolog y shown in Figur e 13 on page 79. T he MX Series r outer is config ured a s the Pro vider Edge 2 (PE2) r outer in the figur e to support the A TM Ethernet IWF . Figure 13: A TM Ethernet VLAN Int erworking CE1 CE2 g017428 A TM DSLAM Ser vice Stack ed V[...]

at-2/ 0/ 0 { encapsul ation ethernet-o ver-a tm; atm-options { vpi 100; } unit 0 { vci 100 .34; famil y inet { address 30 .1. 1.1/24; } } } } PE1 Config uation Config ure the La yer 2 Circ uit [edit] interf aces { at-2/ 0/ 1 { atm-options { vpi 100; } unit 0 { encapsul ation vlan-v ci-cc c; vpi 100; vci-r ange 32 63; } } ge-5/ 0/ 0 { unit 0 { famil[...]

} } } PE2 Config uation Config ure the La yer 2 Circ uit on the MX Series R outer [edit] interf aces { ge-0 /2/0 { vlan-v ci-tagging; encapsul ation vlan-v ci-cc c; unit 0 { vlan-id 100; inner-vlan-id-r ange start 32 end 6 3; } } ge-0 /2/8 { unit 0 { famil y inet { address 20 .1. 1.10/2 4; } famil y mpls; } } prot ocols { mpls { interf ace g e-0/2/[...]

vlan-ta gs outer 100 inner 34; famil y inet { address 30. 1. 1.10 /24; } } } } Y ou verify your c onfigur ation on the MX S eries rout er with the show l2circ uit connections command: user@PE2> show l2cir cuit connections Layer-2 Circuit Connections: Legend for connection status (St) EI -- encapsulation invalid NP -- interface h/w not present MM[...]

PE1 Config uation Config ure the La yer 2 Circ uit [edit] interf aces { at-2/ 0/ 1 { atm-options { vpi 100; } unit 0 { encapsul ation vlan-v ci-cc c; vpi 100; vci-r ange 32 63; } } ge-5/ 0/ 0 { unit 0 { famil y inet { address 20 .1. 1.1/24; } famil y mpls; } } prot ocols { mpls { interf ace g e-5/0 /0. 0; } ospf { area 0 .0 .0 .0 { interf ace g e-5[...]

ge-0 /2/0 { gigether-options { 802.3ad ae0; } } ge-0 /2/8 { unit 0 { famil y inet { address 20 .1. 1.10/2 4; } famil y mpls; ae0 { vlan-v ci-tagging; encapsul ation vlan-v ci-cc c; unit 0 { vlan-id 100; inner-vlan-id-r ange start 32 end 6 3; } } } prot ocols { mpls { interf ace g e-0/2/8 .0; } ospf { area 0 .0 .0 .0 { interf ace g e-0/2/8 .0; inter[...]

} } } } Y ou verify your c onfigur ation on the MX S eries rout er with the show l2circ uit connections command: user@PE2> show l2cir cuit connections Layer-2 Circuit Connections: Legend for connection status (St) EI -- encapsulation invalid NP -- interface h/w not present MM -- mtu mismatch Dn -- down EM -- encapsulation mismatch VC-Dn -- Virtu[...]

atm-options { vpi 100; } unit 0 { encapsul ation vlan-v ci-cc c; vpi 100; vci-r ange start 32 end 6 3; } } ge-5/ 0/ 0 { unit 0 { famil y inet { address 20 .1. 1.1/24; } famil y iso; famil y mpls; } } prot ocols { rsvp { interf ace g e-5/0 /0. 0; } mpls { label-s witched-pa th lsp1-2 { from 10 .255.1 71.45; to 10 .255.1 71.14; } label-s witched-pa t[...]

} ge-0 /2/8 { unit 0 { famil y inet { address 20 .1. 1.10/2 4; } famil y iso; famil y mpls; } } prot ocols { rsvp { interf ace g e-0/2/8 .0; } mpls { label-s witched-pa th lsp2-1 { from 10 .255.1 71.14; to 10 .255.1 71.45; } label-s witched-pa th lsp1-2 { from 10 .255.1 71.45; to 10 .255.1 71.14; } interf ace g e-0/2/8 .0; } isis { interf ace g e-0[...]

user@PE2> show c onnections CCC and TCC connections [Link Monitoring On] Legend for status (St) Legend for connection types UN -- uninitialized if-sw: interface switching NP -- not present rmt-if: remote interface switching WE -- wrong encapsulation lsp-sw: LSP switching DS -- disabled tx-p2mp-sw: transmit P2MP switching Dn -- down rx-p2mp-sw: r[...]

unit 0 { famil y inet { address 20 .1. 1.1/24; } famil y iso; famil y mpls; } } prot ocols { rsvp { interf ace g e-5/0 /0. 0; } mpls { label-s witched-pa th lsp1-2 { from 10 .255.1 71.45; to 10 .255.1 71.14; } label-s witched-pa th lsp2-1 { from 10 .255.1 71.14; to 10 .255.1 71.45; } interf ace g e-5/0 /0. 0; } isis { interf ace g e-5/0 /0. 0; } co[...]

famil y mpls; } } ae0 { vlan-v ci-tagging; encapsul ation vlan-v ci-cc c; unit 0 { vlan-id 100; inner-vlan-id-r ange start 32 end 6 3; } } } prot ocols { rsvp { interf ace g e-0/2/8 .0; } mpls { label-s witched-pa th lsp2-1 { from 10 .255.1 71.14; to 10 .255.1 71.45; } label-s witched-pa th lsp1-2 { from 10 .255.1 71.45; to 10 .255.1 71.14; } inter[...]

Y ou verify your c onfigur ation on the MX S eries rout er with the show conne ctions command: user@PE2> show c onnections CCC and TCC connections [Link Monitoring On] Legend for status (St) Legend for connection types UN -- uninitialized if-sw: interface switching NP -- not present rmt-if: remote interface switching WE -- wrong encapsulation ls[...]

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P ART 3 Etherne t Fil t ering, Monit oring, and F aul t Mana g ement S ol utions f or MX S eries R out ers • Lay er 2 Fire wall Fil ters on pa ge 95 • IEEE 802. 1ag OAM C onnectivit y-Faul t Manag ement on page 103 • ITU-T Y .1 731 Ethernet Frame Del ay Mea surements on p age 119 • IEEE 802.3ah O AM Link-Faul t Manag ement on page 137 • E[...]

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CHAPTER 9 L a yer 2 F ir e w all Fil t ers • Fire wall Fil ters f or Bridge Domains and VPL S Instanc es on page 95 • Exampl e: Config uring Policing and Marking of T ra ffic Entering a VPL S Cor e on page 96 • Exampl e: Config uring Filt ering of Frames b y MAC A ddress on pag e 98 • Exampl e: Config uring Filt ering of Frames b y IEEE 802[...]

R elat ed Documenta tion MX Series Etherne t Service s Rout ers S olutions P ag e • • Exampl e: Config uring Policing and Marking of T ra ffic Entering a VPL S Cor e on page 96 • Exampl e: Config uring Filt ering of Frames b y MAC A ddress on pag e 98 • Exampl e: Config uring Filt ering of Frames b y IEEE 802.1p Bit s on page 99 • Exampl [...]

T o config ure policing and marking of tr affic ent ering a VPLS c ore: 1. Config ure policer bc ast-unkno wn-unicast-non-ip-mc ast-polic er , a firew all policer t o limit the aggr ega te br oadca st, unknown unic ast, and non-IP mul tica st to 50 kbps: [edit fir ewall] policer bc ast-unkno wn-unicast-non-ip-mc ast-polic er { if-ex ceeding { bandw[...]

4. Appl y the fire wall fil ter a s an input filt er to the cust omer interf ace at g e-2/ 1/0 : [edit int erfac es] ge-2/1/0 { vlan-ta gging; encapsul ation fl exibl e-ethernet-service s; unit 5 { encapsul ation vlan-vpl s; vlan-id 9; famil y vpls { filt er { input cust omer-1; } } } } R elat ed Documenta tion MX Series Etherne t Service s Rout er[...]

count e vil-mac-address; # C ounts frame with the bad sour ce MA C address discard; } term tw o { then acc ept; # Make sur e to ac cept other tr affic } } } } 2. Appl y evil-mac-address a s an input filter t o vlan100200 on R outer 1: [edit r outing-instance s] virtual-swit ch-R1-1 { bridge-domains { vlan100200 { domain-type bridge; forw arding-opt[...]

NO TE: Layer 2 bridging is support ed only on the MX S eries rout ers. For more informa tion about how t o configur e Lay er 2 bridging, see the Junos OS Polic y Frame work Config ura tion Guide , the Junos OS Routing P rot ocols C onfigura tion Guide , and the Junos OS Fea ture Guide . This e xampl e Lay er 2 bridging firew all filt er finds any i[...]

• Exampl e: Config uring Filt ering of Frames b y P acket L oss Priority on pag e 101 Exampl e: Configuring Fil tering of Fr ames by P ack et Lo ss Priority T o config ure an MX Serie s rout er firew all filt er to pr ovide ma tching on the pack et l oss priority (PLP) l evel c arried in the fr ame, use the loss-priorit y or loss-priority-e xc ep[...]

} 3. Appl y the filt er filt er-plp-configure-f orwarding a s an input fil ter t o the ge-0/ 0/ 0 interf ac e: [edit int erfac es] ge-0 /0 /0 { unit 0 { famil y bridge { filt er { input filt er-plp-configur e-forwar ding; } } } } R elat ed Documenta tion • MX Series Etherne t Service s Rout ers S olutions P ag e • Fire wall Fil ters f or Bridge[...]

CHAPTER 10 IEEE 802. 1a g O AM C onnectivit y-F aul t Mana g ement • Ethernet Oper ations, A dministra tion, and Maintenanc e on pag e 103 • Ethernet O AM Connec tivity Fa ult Manag ement on pag e 104 • Exampl e: Config uring Ethernet CFM ov er VPLS on pa ge 105 • Exampl e: Config uring Ethernet CFM on Bridge C onnections on pag e 112 • E[...]

• Fa ult isol ation, v erifica tion, and rec ov ery (isola tion and verifica tion are provide d by a combina tion of prot ocols, whil e reco very is the function of pr otoc ols such as spanning tree) The l oopback pr otocol used in Etherne t OAM is model ed on the standar d IP ping. Aft er a fa ult is det ect ed, the l oopback protoc ol performs [...]

maintenanc e domain, each servic e instanc e is call ed a maintenanc e associa tion. A maintenanc e associa tion can be thou ght as a full mesh of maint enance endpoints (MEP s) having simil ar charac teristics. MEP s are ac tive CFM entities g enera ting and responding to CFM pr otoc ol messag es. Ther e is also a maintenanc e interme diat e point[...]

Figur e 15: Ethernet O AM with VPLS The f ollo wing are the c onfigur ations of the VPL S and CFM on the service pro vider rout ers. Config uration of PE1 [ edit chassis] fpc 5 { pic 0 { tunnel-services { bandwidth 1g; } } } [edit int erfac es] ge-1/ 0/7 { encapsul ation fl exibl e-ethernet-service s; vlan-ta gging; unit 1 { encapsul ation vlan-vpl[...]

vpls-vlan2000 { instanc e-type vpls; vlan-id 2000; interf ace g e-1/0 /7 .1; rout e-distinguisher 10.255. 168.231:2000; vrf-targ et tar get:1000:1; prot ocols { vpls { site-r ange 10; site vl an2000-PE1 { site-identifier 2; } } } } [edit pr otoc ols] rsvp { interf ace g e-0/ 0/0 .0; } mpls { label-s witched-pa th PE1-to-PE2 { to 10 .100 .1. 1; } in[...]

interv al 1s; } mep 100 { interf ace g e-1/0 /7 .1; direction up; auto-disc ov ery; } } } } } } Config uration of PE2 [ edit chassis] fpc 5 { pic 0 { tunnel-services { bandwidth 1g; } } } [edit int erfac es] ge-5/ 0/9 { vlan-ta gging; encapsul ation fl exibl e-ethernet-service s; unit 1 { encapsul ation vlan-vpl s; vlan-id 2000; } } ge-5/2/7 { unit[...]

rout e-distinguisher 10.255. 168.230:2000; vrf-targ et tar get:1000:1; prot ocols { vpls { site-r ange 10; site vl an2000-PE2 { site-identifier 1; } } } } [edit pr otoc ols] rsvp { interf ace g e-5/2/7 .0; } mpls { label-s witched-pa th PE2-to-PE1 { to 10 .200. 1.1; } interf ace g e-5/2/7 .0; } bgp { group PE2-t o-PE1 { type internal; loc al-addres[...]

direction up; auto-disc ov ery; } } } } } } Config uration of P rout er MPLS onl y , no CFM needed: [edit] interf aces { ge-5/2/7 { # Connec ted t o PE1 unit 0 { famil y inet { address 10 .200. 1. 10/24; } famil y mpls; } } ge-0 / 1/0 { # Connec ted t o PE2 unit 0 { famil y inet { address 10 .100 . 1.10 /24; } famil y mpls; } } lo0 { unit 0{ famil [...]

interf ace f xp0.0 { disabl e; } interf ace g e-0/ 1/0 .0; interf ace g e-5/2/7 .0; } } } CFM on L2-CE1 Here is the c onfigura tion of CFM on L2-E1: [edit int erfac es] ge-5/2/3 { vlan-ta gging; unit 0 { vlan-id 2000; } } [edit pr otoc ols oam] ethernet { connec tivity-faul t-manag ement { maintenanc e-domain customer { le vel 7; maintenanc e-assoc[...]

interv al 1s; } mep 700 { interf ace g e-0/2/9 .0; direction do wn; auto-disc ov ery; } } } } } R elat ed Documenta tion MX Series Etherne t Service s Rout ers S olutions P ag e • • Ethernet Oper ations, A dministra tion, and Maintenanc e on pag e 103 • Ethernet O AM Connec tivity Fa ult Manag ement on pag e 104 • Exampl e: Config uring Eth[...]

Here ar e the configur ations of CFM on the cus tomer rout ers. CFM on L2-CE1 [edit int erfa ces] ge-0 /2/9 { vlan-ta gging; unit 0 { vlan-id 2000; } } [edit pr otoc cols oam etherne t] connec tivity-faul t-manag ement { maintenanc e-domain customer { le vel 7; maintenanc e-associa tion customer-sit e1 { continuity-che ck { interv al 1s; } mep 700 [...]

vlan-ta gging; encapsul ation fl exibl e-ethernet-service s; unit 0 { encapsul ation vlan-bridg e; vlan-id 2000; } } ge-5/1/ 7 { vlan-ta gging; encapsul ation fl exibl e-ethernet-service s; unit 0 { encapsul ation vlan-bridg e; vlan-id 2000; } } [edit bridg e-domains] bridge-vl an2000 { domain-type bridge; vlan-id 2000; interf ace g e-5/0 /9 .0; in[...]

encapsul ation fl exibl e-ethernet-service s; unit 0 { encapsul ation vlan-bridg e; vlan-id 2000; } } ge-5/2/3 { vlan-ta gging; encapsul ation fl exibl e-ethernet-service s; unit 0 { encapsul ation vlan-bridg e; vlan-id 2000; } } [edit bridg e-domains] bridge-vl an2000 { domain-type bridge; interf ace g e-5/2/3.0; interf ace g e-5/ 1/7 .0; } [edit [...]

• Exampl e: Config uring Ethernet CFM ov er VPLS on pa ge 105 • Exampl e: Config uring Ethernet CFM on Physic al Interf ace s on page 116 Exampl e: Configuring Etherne t CFM on Physic al Interf ac es CFM can be used t o monitor the ph ysical link be tween t wo rout ers. T his functionality is similar t o that support ed b y theIEEE 802.3ah LFM [...]

} } } } The c onfigura tion on Rout er 2 mirrors tha t on R outer 1. R outer 2 Configur e the interf ac e and CFM: [edit] interf aces g e-0/2/5 { unit 0 { famil y inet; } } prot ocols { oam { ethernet { connec tivity-faul t-manag ement { maintenanc e-domain privat e { le vel 0; maintenanc e-associa tion privat e-ma { continuity-che ck { interv al 1[...]

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CHAPTER 11 ITU-T Y . 1 7 31 Ethernet Fr ame Del a y Me a sur ements • Ethernet Fr ame Dela y Measur ements on pag e 119 • Config uring MEP Interf aces t o Support Ethernet Fr ame Dela y Mea surements on pa ge 122 • T riggering an Ethernet Fr ame Dela y Measur ements Session on p age 123 • Vie wing Ethernet Frame Del ay Me asur ements Sta ti[...]

dela y mea surement pro vides fine c ontrol to oper at ors f or triggering del ay me asurement on a given servic e and can be used t o monitor S ervice L ev el Agreements (SLA s). Ethernet fr ame dela y measur ement also c ollec ts other useful inf ormation, such a s worst and best ca se del ays, a ver ag e delay , and av era ge del ay varia tion. [...]

For tw o-way (r ound-trip) Ethernet fr ame dela y mea surement, either MEP c an send a reque st to begin a tw o-wa y dela y mea surement to it s peer MEP , which responds with timestamp inf ormation. R un-time sta tistics are c ollec ted and displ ay ed at the initia tor MEP . The cl ocks do not need t o be synchroniz ed at the tr ansmitting and re[...]

Config uring MEP Interf ac es to S upport Ethernet Fr ame Dela y Mea surements Ethernet fr ame dela y measur ement is a useful t ool for pr oviding perf ormance sta tistics or supporting or challenging S ervice L ev el Agreement s (SLAs). By def ault, Etherne t frame dela y mea surement uses soft ware f or timestamping and del ay c alcul a tions. Y[...]

T o perf orm Ethernet frame del ay me asur ement, make sur e that the f ollo wing config ura tion stat ement is NO T present: [edit r outing-options] ppm { no-dele gat e-proc essing; # This turns distribut ed PPMD OFF . } R elat ed Documenta tion MX Series Etherne t Service s Rout ers S olutions P ag e • • Ethernet Fr ame Dela y Measur ements o[...]

T able 3: Monitor Ethernet Del ay C ommand P arame ters ( continued) Description P aramet er Range P aramet er (Optional) Spe cifies the number of seconds t o wait betw een frame s. The def ault is 1 sec ond. 1–255 sec onds (def aul t: 1) wait time If you a tt empt to monit or dela ys to a none xistent MA C address, you must e xit the applica tio[...]

NO TE: The only diff erenc e in the two c ommands is the use of the mep-sta tistics and dela y-statistics k eyword . The fiel ds for the se commands ar e described in T abl e 4 on page 125. T able 4: Show Ethernet Del ay C ommand P arame ters Description P aramet er Range P aramet er Specifies an e xisting maintenanc e domain (MD) to use . Exis tin[...]

NO TE: These are not c omplet e rout er configur ations. Config ura tion on Rout er MX-1 : [edit] interf aces { ge-5/2/9 { vlan-ta gging; unit 0 { vlan-id 512; } } } prot ocols { oam { ethernet { connec tivity-faul t-manag ement { trac eoptions { file e oam_cfm.log siz e 1g files 2 w orld-r eadabl e; fla g all; } linktr ace { path-da taba se-size 2[...]

} prot ocols { oam { ethernet { connec tivity-faul t-manag ement { trac eoptions { file e oam_cfm.log siz e 1g files 2 w orld-r eadabl e; fla g all; } linktr ace { path-da taba se-size 255; ag e 10s; } maintenanc e-domain md6 { le vel 6; maintenanc e-associa tion ma6 { continuity-che ck { interv al 100ms; hold-int erval 1; } mep 101 { interf ace g [...]

Statistics: CCMs sent : 1590 CCMs received out of sequence : 0 LBMs sent : 0 Valid in-order LBRs received : 0 Valid out-of-order LBRs received : 0 LBRs received with corrupted data : 0 LBRs sent : 0 LTMs sent : 0 LTMs received : 0 LTRs sent : 0 LTRs received : 0 Sequence number of next LTM request : 0 1DMs sent : 10 Valid 1DMs received : 0 Invalid [...]

Identifier MAC address State Interface 101 00:90:69:0a:48:57 ok ge-5/2/9.0 The r emote R outer MX-1 shoul d also coll ect the del ay sta tistics (up t o 100 per session) for displ ay with mep-st atistics or del ay-sta tistics . user@MX-1> show oam etherne t connectivit y-faul t-management mep-st atistics maintenanc e-domain md6 MEP identifier: 2[...]

2 357 3 344 4 332 5 319 6 306 7 294 8 281 9 269 10 255 Average one-way delay : 312 usec Average one-way delay variation: 11 usec Best case one-way delay : 255 usec NO TE: When two sy stems ar e close t o each other , their one-wa y delay v alues are v ery high compare d to their tw o-way del ay v alues. T his is because one-wa y delay me asur ement[...]

} } } prot ocols { oam { ethernet { connec tivity-faul t-manag ement { trac eoptions { file e oam_cfm.log siz e 1g files 2 w orld-r eadabl e; fla g all; } linktr ace { path-da taba se-size 255; ag e 10s; } maintenanc e-domain md6 { le vel 6; maintenanc e-associa tion ma6 { continuity-che ck { interv al 100ms; hold-int erval 1; } mep 201 { interf ac[...]

} maintenanc e-domain md6 { le vel 6; maintenanc e-associa tion ma6 { continuity-che ck { interv al 100ms; hold-int erval 1; } mep 101 { interf ace g e-0/2/5. 0; direction do wn; auto-disc ov ery; } } } } } } } From R outer MX-1 , start a tw o-way del ay mea surement to R outer MX-2 . user@MX-1> monitor etherne t delay-me asurement tw o-way mep [...]

CCMs received out of sequence : 0 LBMs sent : 0 Valid in-order LBRs received : 0 Valid out-of-order LBRs received : 0 LBRs received with corrupted data : 0 LBRs sent : 0 LTMs sent : 0 LTMs received : 0 LTRs sent : 0 LTRs received : 0 Sequence number of next LTM request : 0 1DMs sent : 0 Valid 1DMs received : 0 Invalid 1DMs received : 0 DMMs sent : [...]

8 92 9 92 10 108 Average two-way delay : 103 usec Average two-way delay variation: 8 usec Best case two-way delay : 92 usec Worst case two-way delay : 122 usec The c olle cted del ay st atistics ar e also sa ved (up t o 100 per session) and displ aye d as part of the MEP dela y sta tistics on R outer MX-1 . user@MX-1> show oam etherne t connecti[...]

Untagg ed interf ace config ura tion for R outer MX-1 . [edit] interf aces { ge-5/ 0/ 0 { unit 0; } ge-5/2/9 { unit 0; } } prot ocols { oam { ethernet { connec tivity-faul t-manag ement { trac eoptions { file e oam_cfm.log siz e 1g files 2 w orld-r eadabl e; fla g all; } linktr ace { path-da taba se-size 255; ag e 10s; } maintenanc e-domain md6 { l[...]

connec tivity-faul t-manag ement { trac eoptions { file e oam_cfm.log siz e 1g files 2 w orld-r eadabl e; fla g all; } linktr ace { path-da taba se-size 255; ag e 10s; } maintenanc e-domain md6 { le vel 6; maintenanc e-associa tion ma6 { continuity-che ck { interv al 100ms; hold-int erval 1; } mep 101 { interf ace g e-0/2/2; direction do wn; auto-d[...]

CHAPTER 12 IEEE 802.3ah O AM Link-F aul t Mana g ement • Ethernet O AM Link Fa ult Manag ement on pag e 137 • Exampl e: Config uring Ethernet LFM Betw een PE and CE on pag e 138 • Exampl e: Config uring Ethernet LFM for C CC on pa ge 139 • Exampl e: Config uring Ethernet LFM for A ggreg at ed Ethernet on pag e 140 • Exampl e: Config uring[...]

Exampl e: Configuring Etherne t LFM Betw een PE and CE In this exampl e, LFM is enabled on an IP link be tween the pr ovider edg e (PE) and cust omer edge ( CE) interf aces. If the link goe s down, the f ault will be de tect ed b y LFM and the interf ac es on both sides will be marke d Link-Layer-Do wn . This r esult s in notifica tions to various [...]

link-faul t-management { interf ace g e-1/ 1/0 { pdu-interv al 1000; pdu-threshol d 5; } } } } } R elat ed Documenta tion MX Series Etherne t Service s Rout ers S olutions P ag e • • Ethernet O AM Link Fa ult Manag ement on pag e 137 • Exampl e: Config uring Ethernet LFM for C CC on pa ge 139 • Exampl e: Config uring Ethernet LFM for A ggre[...]

pdu-threshol d 5; } } } } } 2. Config ure LFM on the PE2 rout er with CC C: [edit] interf aces g e-1/0 /0 { encapsul ation ethernet-c cc; unit 0; } prot ocols { oam { ethernet { link-faul t-management { interf ace g e-1/0 /0 { pdu-interv al 1000; pdu-threshol d 5; } } } } } R elat ed Documenta tion MX Series Etherne t Service s Rout ers S olutions [...]

T o config ure LFM on an aggr ega te d Ethernet interf ac e betwe en two r outers: 1. Config ure LFM on R outer 1 f or AE0: [edit] chassis { aggre gat ed-devic es { ethernet { devic e-count 1; } } } interf aces g e-1/0 / 1 { gigether-options { 802.3ad ae0; } } interf aces g e-2/0 /0 { gigether-options { 802.3ad ae0; } } interf aces a e0 { unit 0 { [...]

802.3ad ae0; } } interf aces a e0 { unit 0 { famil y inet { address 11. 11.11. 1/24; } } } prot ocols { oam { ethernet { link-faul t-management { interf ace a e0; } } } } R elat ed Documenta tion MX Series Etherne t Service s Rout ers S olutions P ag e • • Ethernet O AM Link Fa ult Manag ement on pag e 137 • Exampl e: Config uring Ethernet LF[...]

} prot ocols { oam { ethernet { link-faul t-management { interf ace g e-1/0 /0 { pdu-interv al 1000; pdu-threshol d 5; remot e-loopback; } } } } } 2. Config ure LFM l oopback on the CE rout er: [edit] interf aces g e-1/ 1/0 { unit 0 { famil y inet { address 11. 11.11.2/24; } } } prot ocols { oam { ethernet { link-faul t-management { interf ace g e-[...]

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CHAPTER 13 Etherne t Ring P r ot ec tion • Ethernet Ring P rote ction on pag e 145 • Ethernet Ring P rote ction Using Ring Instanc es for L oad Bal ancing on page 147 • Exampl e: Config uring Ethernet Ring Pr otection f or MX Serie s Rout ers on pag e 148 • Exampl e: Config uring Load Bal ancing Within Etherne t Ring Prot ection f or MX Ser[...]

Ev ery node on the ring is one of two t ypes: • RPL owner node— This node owns the RPL and bl ocks or unbl ocks the RPL a s conditions requir e. This node initia tes the R-APS mess age . • Normal node— All other nodes on the ring (that is, those tha t are not the RPL owner node) opera te a s normal nodes and ha ve no special r ole on the ri[...]

• Exampl e: Config uring Load Bal ancing Within Etherne t Ring Prot ection f or MX Series R outers on pa ge 154 Ethernet Ring P rot ection Using Ring Instanc es for Loa d Balancing Juniper Netw ork MX Series Etherne t Service s Rout ers support Ethernet ring pr otec tion (ERP) to help a chieve high r eliability and netw ork stability . ERP is use[...]

Exampl e: Configuring Etherne t Ring Prot ection f or MX Series R outers This e xampl e configur es Ethernet ring prot ection f or three MX S eries rout er nodes: • Exampl e T opol ogy on pag e 148 • R outer 1 (RPL Owner) C onfigura tion on pag e 149 • R outer 2 C onfigura tion on pag e 150 • R outer 3 C onfigura tion on pag e 152 Exampl e [...]

• R outer 2’ s ea st contr ol channel interf ace is g e-1/0 /2.1 (the RPL) and the w est contr ol channel interf ac e is ge-1/2/ 1.1 . T he prot ection group is pg102 . • R outer 3’ s ea st contr ol channel interf ace is g e-1/0 /3.1 (the RPL) and the w est contr ol channel interf ac e is ge-1/0 / 4.1 . T he prot ection group is pg103 . NO [...]

contr ol-channel ge-1/0 / 1.1; ring-prot ection-link-end; } west-int erfa ce { contr ol-channel ge-1/2/ 4.1; } } } } 4. C onfigure Etherne t OAM: [edit] prot ocols { oam { ethernet { connec tivity-faul t-manag ement { action-pr ofile rmep-def aults { def ault-ac tion { interf ace-do wn; } } maintenanc e-domain d1 { le vel 0; maintenanc e-associa ti[...]

ge-1/ 0/2 { vlan-ta gging; encapsul ation fl exibl e-ethernet-service s; unit 1 { encapsul ation vlan-bridg e; vlan-id 100; } } ge-1/2/1 { vlan-ta gging; encapsul ation fl exibl e-ethernet-service s; unit 1 { encapsul ation vlan-bridg e; vlan-id 100; } } } 2. Config ure the bridge domain: [edit] bridge-domains { bd1 { domain-type bridge; interf ace[...]

le vel 0; maintenanc e-associa tion 100 { mep 2 { interf ace g e-1/2/ 1; remot e-mep 1 { action-pr ofile rmep-def aults; } } } } maintenanc e-domain d3 { le vel 0; maintenanc e-associa tion 100 { mep 1 { interf ace g e-1/0 /2; remot e-mep 2 { action-pr ofile rmep-def aults; } } } } } } } } R outer 3 C onfigura tion T o config ure R outer 3: 1. Conf[...]

domain-type bridge; interf ace g e-1/0 / 4. 1; interf ace g e-1/0 /3.1; } } 3. Config ure the Ethernet pr otection gr oup: [edit] prot ocols { prot ection-group { ethernet-ring pg103 { ea st-interf ace { contr ol-channel ge-1/0 /3.1; } west-int erfa ce { contr ol-channel ge-1/0 / 4.1; } } } } 4. C onfigure Etherne t OAM: [edit] prot ocols { oam { e[...]

} } } R elat ed Documenta tion MX Series Etherne t Service s Rout ers S olutions P ag e • • Ethernet Ring P rote ction on pag e 145 • Exampl e: Vie wing Ethernet Ring Pr otection S ta tus—Normal Ring Opera tion on pag e 171 • Exampl e: Vie wing Ethernet Ring Pr otection S ta tus—Ring Fail ure C ondition on page 172 Exampl e: Configuring[...]

an RPL owner . The ring-1 RPL o wner is CS1; the ring-2 RPL o wner is CS2. T he RPL owners block or unbl ock the RPL as conditions r equire and initia te R-AP S messag es. Each ring instanc e has t wo int erfac e ports (an ea st int erfac e and a west int erf ace) tha t participa te in the instanc e. Interf ace ge-2/ 0/8 .0 , the we st interf ace o[...]

T able 5: Components of the Net work T opolog y Set tings Propert y • ring-1 —Dat a channel [200,300] • ring-2 —Dat a channel [500,6 00] Ring instanc es T wo cust omer sites ar e connect ed to A S 1: • Cust omer site 1, VLAN 200 and VLAN 300 • Cust omer site 2, VLAN 500 and VLAN 600 Cust omer sites CS1 ha s the foll owing prot ection gr[...]

T able 5: Components of the Net work T opolog y (c ontinued) Set tings Propert y AS1 ha s the foll owing pr otection gr oup properties: • Eas t interf ace— ge-2/ 0/5. 0 . • W est interfa ce— ge-2/1/ 1.0 . • Dat a channel for ring-1 — VLAN 200 , VLAN 300 . • Dat a channel for ring-2 — VLAN 500 , VLAN 600 . AS1 ha s the foll owing bri[...]

set routing-inst ances vs bridg e-domains bd300 vlan-id 300 set routing-inst ances vs bridg e-domains bd500 vlan-id 500 set routing-inst ances vs bridg e-domains bd600 vlan-id 600 St ep-by-S tep Proc edure T o config ure ERP on C S1: Config ure the trunk interf ace ge-3/2/ 4 to c onnect CS1 t o CS2 and the trunk int erf ace ge-5/2/3 t o connec t CS[...]

interf aces { ge-3/2/ 4 { vlan-ta gging; unit 0 { famil y bridge { interf ace-mode trunk; vlan-id-list 100-1000; } } } ge-5/2/3 { vlan-ta gging; unit 0 { famil y bridge { interf ace-mode trunk; vlan-id-list 100-1000; } } } prot ocols { prot ection-group { ethernet-ring ring-1 { ea st-interf ace { contr ol-channel { ge-3/2/ 4. 0; vlan 100; } ring-pr[...]

} } } } routing-instanc es { vs { instanc e-type virtual-swit ch; interf ace g e-3/2/ 4.0; interf ace g e-5/2/3.0; bridge-domains { bd100 { vlan-id 100; } bd101 { vlan-id 101; } bd200 { vlan-id 200; } bd300 { vlan-id 300; } bd500 { vlan-id 500; } bd600 { vlan-id 600; } } } } } Config uring ERP on CS2 CLI Quick Config uration T o quickl y configur e[...]

set bridge-domains bd200 vl an-id 200 set bridge-domains bd300 vl an-id 300 set bridge-domains bd500 vl an-id 500 set bridge-domains bd6 00 vlan-id 600 St ep-by-S tep Proc edure T o config ure ERP on C S2: Config ure the trunk interf ace ge-2/ 0/ 4 to c onnect CS2 t o CS1 and trunk int erfa ce ge-2/ 0/8 t o connec t CS2 t o CS1, and config ure the [...]

interf ace-mode trunk; vlan-id-list 100-1000; } } } ge-2/ 0/8 { unit 0 { famil y bridge { interf ace-mode trunk; vlan-id-list 100-1000; } } } prot ocols { prot ection-group { ethernet-ring ring-1 { ea st-interf ace { contr ol-channel { ge-2/ 0/ 4.0; vlan 100; } } west-int erfa ce { contr ol-channel { ge-2/ 0/8 .0; vlan 100; } } data-channel { vlan [...]

bd101 { vlan-id 101; } bd200 { vlan-id 200; } bd300 { vlan-id 300; } bd500 { vlan-id 500; } bd600 { vlan-id 600; } } } Config uring ERP on AS1 CLI Quick Config uration T o quickl y configur e AS1 f or ERP , copy the f ollo wing commands and pa ste them int o the swit ch terminal windo w of AS1: [edit] set interf aces g e-2/0 /5 unit 0 famil y bridg[...]

NO TE: Alwa ys c onfigure the ea st-interf ace st at ement first, bef ore config uring the west-int erfac e stat ement. [edit protection-group] user@as1# set ethernet-ring ring-1 e ast-int erfac e control-channel g e-2/0/5. 0 user@as1# set ethernet-ring ring-1 e ast-int erfac e control-channel vl an 100 user@as1# set ethernet-ring ring-1 w est-inte[...]

} west-int erfa ce { contr ol-channel { ge-2/1/ 1.0; vlan 100; } } data-channel { vlan [200 , 300]; } } } } prot ection-group { ethernet-ring ring-2 { ea st-interf ace { contr ol-channel { ge-2/ 0/5. 0; vlan 101; } } west-int erfa ce { contr ol-channel { ge-2/1/ 1.0; vlan 101; } } data-channel { vlan [500 , 600]; } } } bridge-domains { bd100 { vlan[...]

V erifica tion T o confirm tha t the ERP configura tion for multipl e ring instanc es is opera ting, perf orm these ta sks: • V erifying the Ethernet Pr otection Ring on C S1 on pag e 166 • V erifying the Data Channel C S1 on pag e 166 • V erifying the VLANs on CS1 on pag e 167 • V erifying the Ethernet Pr otection Ring on C S2 on pag e 167[...]

ge-5/2/3 123 forwarding Ethernet ring data channel parameters for protection group ring-2 Interface STP index Forward State ge-3/2/4 124 discarding ge-5/2/3 125 forwarding Meaning T he output display ed sho ws the S TP index number used b y each int erfa ce in ring instanc es ring-1 and ring-2 . The S TP index contr ols the forw arding beha vior fo[...]

Node ID Link Blocked Ring-1 NR No No No 00:21:59:03:ff:d0 Ring-2 NR No Yes Yes Meaning T he output display ed sho ws that pr otec tion groups ring-1 and ring-2 ha ve a R equest/ state of NR , meaning ther e is no request f or APS on the ring. If a R equest/ stat e of SF is displa yed , it indica tes ther e is a signal fail ure on the ring. T he out[...]

ge-2/0/4 300 44 default — switch/bd300 ge-2/0/8 300 45 default-switch/bd300 Ethernet ring IFBD parameters for protection group ring-2 Interface Vlan STP Index Bridge Domain ge-2/0/4 500 46 default — switch/bd500 ge-2/0/8 500 47 default-switch/bd500 ge-2/0/4 600 46 default — switch/bd600 ge-2/0/8 600 47 default-switch/bd600 Meaning T he output[...]

Ethernet ring data channel parameters for protection group ring-2 Interface STP index Forward State ge-2/0/5 24 forwarding ge-2/1/1 25 forwarding Meaning T he output display ed sho ws the S TP index number used b y each int erfa ce in ring instanc es ring-1 and ring-2 . The S TP index contr ols the forw arding beha vior for a set of VLANs on the da[...]

Exampl e: Viewing Etherne t Ring Prot ection S ta tus—Normal Ring Opera tion Under normal opera ting conditions, when Etherne t ring prot ection is config ured c orrectl y , the ring prot ection link (RPL) o wner (Rout er 1 in the configur ation exampl e) will see the foll owing: R outer 1 Opera tional Commands (Normal Ring Opera tion) user@route[...]

R outer 3 will see almost identic al informa tion. user@router2> show pr otection-group e thernet-ring interf ace Ethernet ring port parameters for protection group pg102 Interface Control Channel Forward State Ring Protection Link End ge-1/2/1 ge-1/2/1.1 forwarding No ge-1/0/2 ge-1/0/2.1 forwarding No Signal Failure Admin State Clear IFF ready [...]

Originator Remote Node ID No 00:01:02:00:00:01 Note tha t the ring prot ection link is no l onger bl ocke d and the node is no long er marked as origina tor . user@router1> show pr otection-group e thernet-ring interf ace Ethernet ring port parameters for protection group pg101 Interface Control Channel Forward State Ring Protection Link End ge-[...]

Signal Failure Admin State Clear IFF ready set IFF ready Note tha t the f ailed int erfa ce ( ge-1/ 0/2. 1 ) is not forw arding. R outer 3 will see almost identical inf ormation. user@router2> show pr otection-group e thernet-ring node-stat e Ethernet ring APS State Event Ring Protection Link Owner pg102 idle NR-RB No Restore Timer Quard Timer O[...]

P ART 4 Inde x • Index on pa ge 177 175 Cop yright © 2010, Juniper Netw orks, Inc.[...]

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Inde x S ymbols #, comments in c onfigur ation sta tements..................xxii ( ), in synta x descriptions...................................................xxii < >, in synta x descriptions...................................................xxi [ ], in config ura tion stat ements.......................................xxii { }, in config ur[...]

VLAN tag ne sting............................................................13 VLAN tag s...........................................................................11 Ethernet fr ame dela y config uring ....................................................................... 122 exampl es.......................................................125, 1[...]

R ring prot ection Ethernet ov erview................................................145, 147 rout ers defined .................................................................................. 6 S sta tistics Ethernet frame dela y..........................................123, 124 support, technic al See t echnical support synta x conv entions.....[...]

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