Manuale d’uso / di manutenzione del prodotto 8 del fabbricante Juniper Networks
Vai alla pagina of 183
E-series™ Routing Platfor ms ERX™ Hard w a re Guide R elease 8.0.x Juniper Networks , Inc. 1 194 North Mathilda A v enue Sunny vale , Califor nia 94089 US A 408-745-2000 www .
This product includes the Env oy SNMP Engine , developed by Epilo gue T echnology , an In tegrated Systems Company . Copyright © 1986-1997, Epilogue T echnology Corporation. All rights res erv ed. This program and its document ation were de veloped at private expense , and no part of them is in the public d omain.
End User License Agreement READ THIS EN D US ER LICENSE A GREEMENT (“A GREEMENT”) BEFORE DO WNLO ADING, INST ALLING, OR USING THE SOF TW AR E. B Y DOWNLO ADING, INST ALLING, O R USING THE SOFTW AR.
OR SER VICES, OR FOR ANY SPECIAL, INDIREC T , OR CONSEQUENTIAL DA MA GES ARISING OUT OF THIS A GREEMENT , THE SOFTW ARE, OR ANY JUNIPER OR JUNIPER-SUPPLIED SOFTW ARE. IN NO EVENT SHALL JUNIPER BE LIABLE FOR D AMA GES ARISING FROM UNA UTHORIZED OR IMPROPER USE OF ANY JUNIPER OR JUNIPER-SUPPLIED SOFTW ARE.
T able of Cont ents About This G uide xi O b j e c t i v e s ............................................................................ x i A u d i e n c e .............................................................................. x i E - s e r i e s R o u t e r s.
ERX 8.0.x Hardware Guide Pa r t 2 Initial Insta llation Chapter 2 Unpacking and Inspecting ERX Router s 23 B e f o r e Y o u B e g i n .................................................................... 2 3 U n p a c k i n g E R X - 1 4 x x M o d e l s.
T able of Contents C o n f i g u r i n g L i n e M o d u l e R e d u n d a n c y ............................................ 5 1 T h e N e x t S t e p ....................................................................... 5 1 Chapter 5 Cabling ERX Routers 53 C a b l i n g O v e r v i e w .
ERX 8.0.x Hardware Guide Pa r t 3 Hardw are Main tenance, Replacement, and T roubleshooting Procedures Chapter 8 Maintaining ERX Routers 85 R e q u i r e d T o o l s a n d I t e m s .......................................................... 8 5 S t o r i n g M o d u l e s a n d C o m p o n e n t s .
T able of Contents Pa r t 4 Appendixes Appendix A Sy stem Specifications 119 E R X - 1 4 x x M o d e l s S p e c i f i c a t i o n s ................................................. 1 1 9 E R X - 7 x x M o d e l s S p e c i f i c a t i o n s.........
ERX 8.0.x Hardware Guide I n f o r m a t i o n Y o u M i g h t N e e d t o S u p p l y t o J T A C ................................. 1 5 3 T o o l s a n d P a r t s R e q u i r e d.......................................................... 1 5 4 R e t u r n i n g P r o d u c t s f o r R e p a i r o r R e p l a c e m e n t .
About This Gu ide This preface pr ovides the follo wing guid elines for using the E-series™ Routing Platf orms ERX™ Hard war e Guide : Objectives on page xi Au d i e n c e o n page xi E-series Rou.
ERX 8.0.x Hardware Guide E-series Routers Five models of E-series routers ar e av ailable: ERX-1440 r outer ERX-14 1 0 router ERX-7 1 0 router ERX-7 05 router ERX-3 1 0 router All models use the same software . In the E-series doc umentation, the te rm ERX-14x x models refers t o both the ERX-1440 r out er and the ERX-14 1 0 router .
About This Guide Convention Description Examples Bold typefa ce Repr esents names of commands and ke ywor ds in text. Issue the clock source command. Specify the ke yword exp- m sg .
ERX 8.0.x Hardware Guide T able 3: Juniper Networ ks E-series and JUNOSe T echnical Publications Document Description E-series Hardw are Documentation E320 Quick Sta rt Guide Shipped in the box with all ne w E320 routers . Provides the basic procedur es to help y ou get an E320 r outer up and running quickly .
About This Guide Document Description ERX End-o f-Life Module Gu ide Pro vides an ov erview and descripti on of ERX modules that are end-of-life (EOL) and can no longer be order ed for the f ollowing .
ERX 8.0.x Hardware Guide Document Description JUNOSe Multicast R outing Configur ation Guide Explains how to configur e and monitor IP multicast r outing and IPv6 multicast routi ng.
About This Guide Document Description JUNOSe Command Refer ence Guide At oM JUNOSe Command Refer ence Guide N to Z T ogether constitute the JUNOSe Command Refer ence Guide .C o n t a i n important inf ormation about commands implemented i n the system softwa re .
ERX 8.0.x Hardware Guide P age numbe r So ft ware rel ea se ve rsi on Requesting Suppor t F or technical support, open a support case with the Case Manager link at http://www .j uniper .net/suppor t/ or call 1-888- 3 14-JT A C (fr om the United States , Canada, or Me xico) or 1-408- 745-9500 (fr om else where) .
Pa r t 1 Product Over vie w ERX Overvie w on page 3 Product Over view 1.
2 Product Over view.
Chapter 1 ERX Over vie w This chapter provides introductory information about the ER X routers . It contains the following sections: Overview on page 3 ERX Router s on page 3 ERX Mod ules on page 9 Ne.
ERX 8.0.x Hardware Guide Conditions for line r ate performan ce of line module s T ype , capacity , and numbe r of SRP modules used ERX-14xx Models NOTE: In the E-s eries document ation, the term ERX-14xx mo dels refer s to both the ERX-1440 r outer and the ERX-14 1 0 r outer .
ERX Over v iew Figure 1: ERX-14xx Models, F ront View Line module SRP module PCMCIA slot Bezel Cable management bracket Air filter (optional) behind bezel Fan tray behind bezel g013727 ERX Routers 5.
ERX 8.0.x Hardware Guide Figure 2: ERX-14xx M odels, Rear V iew I/O module Power input module Cable management bracket Plenum Fan tray SRP I/O module g013728 ERX-7xx Models NOTE: In the E-series documentation, the term ERX-7xx models refers t o both the ERX-7 0 5 ro uter and the ERX-7 1 0 router .
ERX Over v iew The ERX-7 05 chassis is the same as the ERX-7 1 0 chassis. (S ee Figure 3 and Figure 4.) The chassi s co ntains se ven slots to accommodate module s . In stallation pr ocedures and opera ting pro cedures are identical for both sy stems .
ERX 8.0.x Hardware Guide ERX-310 Router The ERX-3 1 0 router is a low-end platform that supports all of the same services as the ERX-7xx and ERX-14xx models, but with smaller capacity and scaling capabilities .
ERX Over v iew Figure 6: ERX-310 Router , Rear V iew (AC Model) SRP I/O module I/O module Grounding posts ESD grounding jack AC power inputs and switches A and B g013732 Fi gu r e 7: E RX-310 Router ,.
ERX 8.0.x Hardware Guide Figure 8: Modules in ERX-14xx Models I/O modules I/O modules SRP I/O module Line modules Line modules SRP modules Connection via passive midplane g013734 NOTE: So me line module s requir e a minimum amount of memory t o be used with JUNOSe Release 5.
ERX Over v iew Figure 9: SRP Module for ERX-7xx and ERX-14xx Models Midplane connectors Ejector S tatus LEDs Board reset button NMI button PCMCIA NVS card System processor board Fabric board g013735 E.
ERX 8.0.x Hardware Guide Figure 10: SRP Module for ERX-310 router Ejector S tatus LEDs Board reset button NMI button PCMCIA NVS card Integrated fabric system processor board Midplane connectors g013736 Module Details ERX-7xx and ERX-14 xx models use up t o two r edundant SRP modules operating in an ac tive/standb y configuration.
ERX Over v iew CAUTION: Do not remo v e the SRP module while the sy stem is running. NOTE: Some SRP modules r equire a mini mum amount of memory t o be used with JUNOSe Rel ease 5.3.0 or a higher-numbered r elease . See the ERX M odule Guide for module specifications.
ERX 8.0.x Hardware Guide RS-232—Th e port provides a serial connection for monitoring the s ystem’s ha rdwa re con f igu r ation through a PC (running terminal emulation software) or ASCII terminal.
ERX Over v iew Figure 11: Representative Line Module Midplane connectors Ejector S tatus LEDs Board reset button NMI button g013737 P acket Classification Most line m odules sup port pa cket classification on in gress; some non- ASIC line module s do not.
ERX 8.0.x Hardware Guide Network Management T ools Y ou can use differ ent management tools t o configure the sy stem to meet the speci fic networking requir ements . CLI Manag ement The CLI provides fully developed and au tomated conf iguration and status functiona lit y thr ough a local RS-232 port, T elnet, or SSH via any r eachable network.
ERX Over v iew After you inst all two SRP modules , the modu les negotiate for the primary r ole . An u m b e ro ff a c tor s determine which module becomes the primary; ho we ver , prefer ence is given to the module in the lower-numbered slot. The SRP mo dules recor d their latest roles and ret ain them the next time you swit ch on the system.
ERX 8.0.x Hardware Guide of identical line modu les pro vides redundancy in case of line modu le fai l ur e . T o u s e this feature , you need a: Spar e line mod ule Red u nd an cy mi dplane Red u nd an cy I/ O module Ar e d u n d a n c ym idplane can cover 3–6 slots .
ERX Over v iew Figure 12: Data Flow When a Spare Line Module Is Active Midplane Redundancy midplane S pare line module Primary line module Redundancy I/O module Primary I/O module 1.
ERX 8.0.x Hardware Guide Fa ns F orced air-coolin g keeps the temper atur e of the E-se ries modules and components within normal operating limits . In ERX-14 xx models, six cooling fans are located in a tra y at the top of the router (Figure 1).
Pa r t 2 Initial Installation Unpacking and Inspecting ERX Router s on page 23 Installing E RX Rout ers on page 27 Installing Modules on page 35 Cabling ERX Routers on page 53 Po w e r i n g U p E RX .
22 Initial Installation.
Chapter 2 Unpacking an d Inspecting ERX Router s This chapter revie ws shipping contents a nd unpacking procedures for ERX r outers . It cont ains the f ollowing sectio ns: Before Y ou Begin on page 2.
ERX 8.0.x Hardware Guide 1. Cut the tw o straps that secur e the carton t o the skid, open the cart on from the top, and r emov e the box of accessories that sits on top of the r outer . 2. Unlock the four plastic clips th at hold the box t o the skid by squeezing th em in their cent er a nd pulling out, and then lift the carton off the router .
Unpacking and Inspecting ERX Routers WARNING: Thr ee people are requir ed to inst all the router in a rack: two t o lift the system int o pos ition and one to scr ew it t o the rack. Inspecting Ro uter Components and Accessories After y ou remo ve th e equipment fr om the shippi ng contai ners: Confirm the co nten ts of each conta iner .
ERX 8.0.x Hardware Guide 26 The Next S tep.
Chapter 3 Installing E RX Router s This chapter descri bes how to inst all ERX routers in a rack. It contains the follo wing sections: Before Y ou Begin on page 27 Fr eestan di ng Installation on page.
ERX 8.0.x Hardware Guide WARNING: T wo people are requir e d to lift an E-series router . CAUTION: To p r e vent electrost atic damage to the system and its components , make sure per sons handling the router w ear an antistati c device . Connectors ar e located on the I/O modules and th e pow er input module .
Installing ERX Router s Y ou can inst all an ERX-14xx model, an ERX-7xx model, and an ERX-3 1 0 ro uter to geth er in the same rack. (See Figure 15.) CAUTION: If you inst all an ERX-7xx mo del or ERX-.
ERX 8.0.x Hardware Guide Figure 15: ERX Routers Installed in Recommended Order Safety Guidelines Observe the f ollowing safety guidelines w hen mounting the router in a rack. WARNING: Inst all equipment in the rack fr om the bottom up war d. This helps to maint ain the sta bility of the r ack and r educes the chance of the r ack tipping o ver .
Installing ERX Router s CAUTION: Evaluate the ov erall loading of the branch cir cuit befor e you install any equipment i nto a ra ck. WARNING: Connect the r outer or rack t o ground (earth), and ensur e that a reliable grounding path is maint ained in the rack.
ERX 8.0.x Hardware Guide Preparing the Equipment Racks F ollowing y our installation plan, use a tape measure and marking pen t o measure and mark space on each equipment rack for each router component. F o r horizont al spacing, follow Netw ork Equipment Buil ding System (NEBS) r equir ements .
Installing ERX Router s The Next Step After you finish inst alling the r outer: If you need to install an y modules, se e “Inst alling Modules” on page 35. If the r outer was deliv ered with the modul es already inst alled, see “Cabling ERX Router s” o n page 53 f or instructions on connecting cables .
ERX 8.0.x Hardware Guide 34 The Next S tep.
Chapter 4 Installing M odules This chapter describes how t o install and remo ve E-series modu les . F or information about managi ng insta lled modules , see JUNOSe System Basics Configur ation Guide , Chapter 6, M anaging Mod ules .
ERX 8.0.x Hardware Guide Figure 16: Orientation of Line Modules in ERX Routers ERX-310 router ERX-7xx model ERX-14xx model g013742 F or details about available line modules and comp atibility between line modules and SRP modules , see the ERX Module Guide .
Installing Modules Figure 17: ERX-1410 Slot Groups SRP SRP CT3 OC3 CT1 OC3 CT1 CT1 CT3 CT3 CT3 Chassis slots 12 34 0 5 6 7 8 9 10 1 1 12 13 Slot group 1 Slot group 2 Slot group 3 Slot group 4 g013743 Slot Groups for the ERX-7xx Models A slot gr oup in an ERX-7xx model comprises one slot or tw o adjacent slots .
ERX 8.0.x Hardware Guide Combinations of Line Modules In Slot Groups F or information about com binations o f line modules in slot groups, see JUNOSe System Basics Configuration Guide , Chapter 6, Mana ging Modules . OC48 Line Modules The ERX-1440 router with the S RP-40G+ SRP m odule supports OC 48 line modules .
Installing Modules Figure 19: Connecting the Wrist Strap to the ERX-310 Router (Rear) ESD grounding jack Antistatic wrist strap g013745 T able 4: Grounding Jack Locations E-series Router Location ERX-.
ERX 8.0.x Hardware Guide CAUTION: If you meet strong resist ance when a ttempting to seat the module u sing the ejectors , r emove it fr om the chassis a nd confirm tha t the slot is de signed to hold the module . Then verify , if ap plicable , that the module matches its corresponding module (I/O modul e or line module).
Installing Modules WARNING: Be sur e circuit break ers f or the pow er source are in the OFF position befor e attachi ng pow er cables . WARNING: R emove je welry (including rings , ne cklaces , and watches) befor e working on equipment that is connected to pow er lines .
ERX 8.0.x Hardware Guide NOTE: Inst all the SRP I/O modul e befor e you in stall th e SRP module; otherwise , th e system diagnostics will f ail. Installing an SRP I/O Module T o install an SRP I/O mod ule: 1. Groun d yourse lf by using an antist atic w rist strap or other device and connect it to the ESD gr ounding jack on the chassis .
Installing Modules 3. With a Phillips screw driver , loosen the captive scre ws that secur e the blank fille r panel cov erin g the empty chassis slot, if presen t, and remo ve the filler panel. 4. Remov e the SRP module from its antistatic bag, being careful not t o touch module compon ents , pins , leads , or solder co nnections .
ERX 8.0.x Hardware Guide module (I/O modul e or line module). Also, be sur e that you ha ve aligned the t op and bott om edg es in the correct matching tracks . 7. Insert the modul e into t he backplan e b y simultaneously depr essing both ejectors (as s ho wn in Figur e 20) and ex erting forw ard pre ssure on t he module .
Installing Modules T able 6: Module Slot Assignments Router Module Slot ERX-1440 rout er Install modules other than the OC48 modules in slots 0–5 and slots 8–13 Install t he OC48 line module in sl.
ERX 8.0.x Hardware Guide Removing a Line Module, SRP Module, or SRP I/O Module NOTE: W e recommend that y ou issue the slot disable command from the CLI b e f o r er e m o v i n gal i n em o d u l eo rI / Om o d u l e .
Installing Modules Figure 21: Ejector s in the Closed Position Closed Opened Closed Opened g013747 5. Carefully slide the module out of the chassis. 6. Place t he module in its antistatic bag, being careful not to touch module components , pins , leads , or solder connections .
ERX 8.0.x Hardware Guide Installing Components for Line Module Redundancy A spare line module p ro vides redundancy for a group of identical line modules f or ER X-7xx and ERX-14xx model s only . NOTE: The ERX-3 1 0 router does not support lin e module r edundanc y .
Installing Modules CAUTION: I fy o ud on o tu s et h e halt command bef ore r emovi ng or pow ering down an SRP , the syst em’s NVS car d can become corrupted. 1. Enter the halt command. See JUNOSe System Basics Configu ration Guide , Chapter 6, Managing Modules fo r information abo ut the halt command.
ERX 8.0.x Hardware Guide Figure 22: Installing a Redundancy Midplane Redundancy midplane g013748 Install ing the I/ O Modules To i n s t a ll the I/O mo dules in a redundancy group: 1. Install the r edundanc y I/O module in the lo west-number ed slot of the redu ndancy gr oup.
Installing Modules Ve r i f y i n g t h e I n s t a l l a t i o n T o v erify that the installation is complete: 1. After you ha ve cabled the sy stem for po wer , as described in “Cabling ERX Rout ers” on pa g e 53, turn on the pow er swit ches .
ERX 8.0.x Hardware Guide 52 The Next S tep.
Chapter 5 Cabling ERX R outer s This chapter describes how to cable an ERX router . Before y ou cable the router , ensure that you ha ve complete d all installation instructions iden tified in previous chapters .
ERX 8.0.x Hardware Guide NOTE: W e r ecommend that you use shielded cables where appr opriate . Figure 23: ERX Por ts and Connectors (ERX-14xx Model Shown) A T G R T1 100 OHM CLOCK IN B T G R E1 75 OHM CLOCK IN + - + - + - ALARMS EXTERNAL TIMING CONSOLE | ON O OFF | ON O OFF THIS PRODUCT IS EQUIPPED WITH TWO POWER FEEDS.
Cabling ERX Routers Required T ools, Wires, and Cables Cabling your system t akes only a few minutes . Y ou need the following items and thos e liste d in T able 7 for proper inst allation: 1/8–inch fl at head scre wdriv er 3/8–inch wr en ch or 3/8–inch nut-dr iver No.
ERX 8.0.x Hardware Guide Cabling the SRP I/O Module Befor e powering up the r outer , you must set up a m anagement console . The console enabl es you t o communicate with your sy stem during the power-up pr o cess and t o manage y our sy stem using the comman d-line int erfac e (CLI).
Cabling ERX Routers The SRP I/O module ha s two input ports for e xternal clock sources . These ports pr o vide a way t o ensur e that the router sy stem clock remains synchroniz ed with the network’s sy stem clock. The primary clock is labeled A; the secondary , redundant cloc k is labeled B .
ERX 8.0.x Hardware Guide Figure 24: SRP I/O Module for ERX-14xx Models A T G R T1 100 OHM CLOCK IN B T G R E1 75 OHM CLOCK IN + - + - + - ALARMS EXTERNAL TIMING CONSOLE MINOR MAJOR CRITICAL 10/100 BASE T RS-232 BNC (Europe) DB-9 RJ-45 26-A WG wire Wire-wrap connectors (North America, Japan) g013750 To c o n nect the clock sour ce input ports: 1.
Cabling ERX Routers NOTE: Y ou can use a w ire-wr ap gun to attach wires to pins . 2. A tt ach the opposite en d of the e xternal timin g cable or wir es t o your ne twork’ s clock source A . 3. Repeat Steps 1 and 2 for the Clock B connecti ons . Manag ement Por ts NOTE: This section applies to all ERX r outers .
ERX 8.0.x Hardware Guide Connecting to the Network T o connect the r outer to the n etwork: 1. Insert an Ethernet cable (RJ -45) connec t o r into the 1 0/1 00Base-T (R J-45) port on the SRP I/O m odule until it clicks into place . 2. Connect the other end of the cabl e to the appr opriate Ethernet netw ork for an out-of-ban dc o n n e c t i o n .
Cabling ERX Routers T able 9: P ower Input Module Cables and Wires Needed Cable/Wire F rom T o ERX-14xx models One 1 0-A W G g round wire P ow er input module ground terminal T ermination ground T wo 8-A W G wire leads P ower input module P ow er A –48 VDC and R TN leads Appropri ate leads on power sour ce No.
ERX 8.0.x Hardware Guide Figure 26: Pow er Input Module for ERX-14xx Models | ON O OFF | ON O OFF Ground Power A leads Power B leads THIS PRODUCT IS EQUIPPED WITH TWO POWER FEEDS. DISCONNECT BOTH FEEDS PRIOR TO SERVICE. POWER A POWER B POWER A POWER B -48VDC -48VDC RTN RTN -48VDC RTN -48VDC RTN W ARNING! NO OPERA TOR ACCESSIBLE COMPONENTS.
Cabling ERX Routers T ask 2: Connect the Grounding Cables All ERX router s have t wo grounding studs located in the rear of the chassis , near the power inpu ts . Each stud pr ovid es groundi ng for a si ngle pow er unit. To g r o u n d e a c h power unit: 1.
ERX 8.0.x Hardware Guide WARNING: Be sur e the power sour ce is turned off, the router is turned off, and proper groundi ng wires ar e attached befor e continuing with this procedure . WARNING: The wiring color code of the power cables depends on the co lor coding of the DC po wer sou rce inst alled at y our site .
Cabling ERX Routers Figure 27: ERX-310 Router , Rear V iew (DC Model) Ground Power B switch DC power input B DC power input A Power A leads POWER B POWER A -48VDC RTN ON | O OFF -48VDC RTN ON | O OFF Power A switch g013753 ERX-310 Ro uter (AC Model) 1.
ERX 8.0.x Hardware Guide Cabling I/O Modules This section illustrates the common connector types used with ERX I/O modules. F or informati on about the connect or s on the differ ent line modules , see the ERX Module Guide .
Cabling ERX Routers Figure 30: HSSI I/O Module with 50-Pin HSSI Connector HSSI-3 I/O Port 0 g013756 RJ-45 Connector s When inserting an RJ-45 connector , be su re it clicks into the port.
ERX 8.0.x Hardware Guide Figure 32: I/O Module with RJ-48C Connector s CE1 I/O Port 0 g013758 LC Duplex C onnectors In accorda nce with EN60825-1, Safety of Laser Products - P art 1: Equipment Class , Requirements , and Use r’s Guide (200 1), multim ode I/O modules with LC connecto rs are defined as f ollow s: CLASS 1 LED PRODUCT .
Cabling ERX Routers CLASS 1 LED PRODUCT . In accordance with EN60825-1, Safety of Laser Products - P art 1: Equipment Class , Requir ements , and User’s Guide (200 1), single-mode I/O modules with SC connectors ar e defined as follo ws: CLASS 1 LA SER PRODUCT .
ERX 8.0.x Hardware Guide Figure 33: I/O Module with SC Full Duplex Connectors Port 0 Port 1 TX RX TX RX OC3 I/O g013759 SMB Connector s T o cable I/O modules w ith SMB connectors , pull b ack the metal sheath on th e connec tor , in sert the connector into the selec ted port, and release the metal sheath.
Cabling ERX Routers Figure 34: I/O Module with SMB Connector s CT3/T3 12 I/O Port 0 g013760 X.21/V .35 Connector s F our cables are av ailable for the X.2 1/V .35 I/O modules: X . 2 1D C Ec a b l e( t e r m i n a t e dw i t h8f e m a l eX . 2 1c o n n e c t o r s ) X .
ERX 8.0.x Hardware Guide Figure 35: X.21/V .35 Module with 50-Pin X.21/V .35 Connector X.21/V .35 I/O Port 0 g013761 Redundant Por ts Some modules ha ve redund ant ports . See the ERX Module Gui de for specifications . Cabling both ports pro vides a redundant path t o the module .
Chapter 6 Po we r i n g U p E RX Router s This chapter describ es how t o power up an ERX router and dete rmine whether it has booted pr operly . It contains the f ollowi ng sections: Before Y ou P ow.
ERX 8.0.x Hardware Guide NOTE: In this procedure , we assume that the system is already connecte d to a pow er source . See “Cabling ERX Routers” on page 53. CAUTION: Evalu ate the over all loading o f the branch circuit befor e you install any equipment in to a r ack.
Pow ering Up ERX Routers Status LEDs Upon initial po wer -up, the components of the r outer run boot code , go through a series of sel f diagnostic tests , and synchronize with each other . When the te sts are complete , use the LEDs on each module t o determine the status of the r outer .
ERX 8.0.x Hardware Guide 76 The Next S tep.
Chapter 7 Accessing ER X Router s This chapter discusses how t o access the system to manage it. Managing your router includes both configuring an d monitoring it. F or basic information on the managem ent of the system, see JUNOSe System Basics Configur ation Guide , Chapter 5, Managing the System .
ERX 8.0.x Hardware Guide Console P or t Setup Y ou can connect a console terminal (PC, Mac intosh, or UNIX workstation) directly to th e S R P I/ O m odule via the RS-232 terminal port. When you conn ect a console directly t o the system, you can configur e the system without an IP address .
Accessing ERX Routers T o connect a console directly to the system: 1. C o n n e c tt h ef e m a l eD B - 9c o n n e c t o rt ot h eR S - 2 3 2p o r to nt h es y s t e m ’ sS R P I/O module . Se eF i g u r e3 6 . Figure 36: Management Por ts for ERX Router s 2.
ERX 8.0.x Hardware Guide Assigning an IP Address When your consol e is ready to communicate w ith the system, p ow er up the system. (See “P owerin g Up ERX Router s” on page 73.) Then set an IP address for the system. The sy stem power s up in User Exec mode .
Accessing ERX Routers 2. Enter the configur e command. host1# config ur e terminal Enter configu r ation commands, one per line. End with CNTL/Z. host1(config) # The system is now in Global Config uration mode . 3. Enter the line comman d. host1(config)# li ne vty 0 4 host1(config-line)# The system is no w in Line Configuration mode .
ERX 8.0.x Hardware Guide CAUTION: Do not change the IP address f or the Ethernet interface that you are using to commun icate with the system. If you change the address , you will lose the T elnet session. SNMP The system supports Simple Network Management P r otocol (SNMP), as t a n d a r dm a nagement protocol f or IP networks .
Pa r t 3 Hard ware Maintenance, Replacement, and T roubleshooting Procedures Maintaining ERX Routers on page 85 T r oublesho oting on page 1 03 Hardw are Maintenance, Replacement, and T roubleshooting.
84 Hardw are Maintenance, Replacement, and T roubleshooting Procedures.
Chapter 8 Maintaining ERX Router s This chapter lists the tools , items, and steps needed for installing and uninstalling ERX router compon ents . O ther maintenan ce procedures must be performed by an authorized Juniper Networks technician.
ERX 8.0.x Hardware Guide Storing Modules and Components Ret ain the packaging in which a module or com ponent was shipped, and use this packaging to s t ore the item.
Maintaining ERX Router s Upgrading from Release 5.1.1 or Lower-Numbered Releases to Release 6.x.x or Higher-Numbered Releases Release 5.1.1 or lower-numbered r eleases supp ort application imag es only up to 172 MB. T o install larger application image s for R elease 6.
ERX 8.0.x Hardware Guide CAUTION: I fy o ud on o tu s et h e halt command bef ore r emovi ng or pow ering down an SRP mod ule , t he system’s NV S card can become corrupted. T o upgr ade the NVS car d on a system that contains one SRP module: 1. Enter the halt command.
Maintaining ERX Router s CAUTION: When handling modules , use an antist atic wrist strap c onnected to the ro ut e r’ s E SD g r oundin g jack. This action help s t o protect the mod ule from damage by electr o static dischar ge . T o upgr ade the NV S cards on the SRP modules in a system that cont ains two SRP modul es: 1.
ERX 8.0.x Hardware Guide 1. Obtain an antist atic container for the NV S card you plan t o remo ve . (See “Storing Modu les and Components” on page 86.) 2. Wi th a sm a ll f la th e ad s crewd r ive r , re m o ve the f aceplate from the N V S card slot on the SRP modu l e .
Maintaining ERX Router s F our main steps are inv olved in upgr ading memory on SRP modules: 1. Display h ow much memory is curr ently inst alled on the SRP module . 2. Remo ve the SRP module and t he SODIMMs . 3. Ad d t h e n e w S O D IMMs to the SRP modul e .
ERX 8.0.x Hardware Guide Adding New SODIMMs T o add new SODIMMs: 1. Locate the f our SODIMM sockets on the SRP module . (See Figure 38 and Figure 39.) Se e the pre vious section to learn how t o remov e SODIMMs. Figure 38: SODIMM Sockets on the SRP-5 and SRP-10 Module SODIMM Cream ceramic connector Empty SODIMM socket NVS card 3.
Maintaining ERX Router s 2. Insert a SODIMM from the upgrade kit at an angle of appr oximately 45 degrees into an empty c eramic connect or , so that the notch in the long gold edge of the SODIMM aligns w ith the notch in the connector . The not ch on th e long gold edge is no longer visible when the SO DIMM is pressed in f ar enough.
ERX 8.0.x Hardware Guide antistatic bags . These actions help t o pro tect modules from damage by electrost atic disch arge . Removing SFPs To r e m o v e t h e S FPs: 1. Obtain an anti st atic cont ainer f or the SFPs y ou plan to r emov e . (See “Stor ing Modules and Components” o n page 86.
Maintaining ERX Router s CAUTION: F or port redun dancy t o opera te co rrectly , both the primary and re du n da n t p or t so naG EI / Om o d u l em u s tu s et h es a m et y p eo fS F P . Installing SF Ps To i n s t a l l S F P s: 1. Put the antist atic wrist strap on your wrist, and connect th e strap t o the ESD grounding jack on your system.
ERX 8.0.x Hardware Guide Figure 42: Installing an SFP on a GE I/O Module g013437 TX and RX markings on I/O module Connection circuitry on base of SFP 4.
Maintaining ERX Router s Ve r i f y i n g t h e I n s t a l l a t i o n After yo u hav e replaced t he SFPs and connected the cables , issue the show interf ac e gigabitEthernet command f or each interf ace to mak e sure that the interf ace is operational (up).
ERX 8.0.x Hardware Guide until a ne w fan tr ay is av ailable . Operat ing an ERX router with inadequate air circulation c an damage the modules. CAUTION: Do not use the fan tra y handle to ca rry the fan tr ay assembly . Use the handle onl y to pull the tra y out of the c hassis .
Maintaining ERX Router s Figure 45: Fan T ray in ERX-310 Router g013765 Removing the Fan T ray T o rem ove th e fa n tray : 1. (ERX-14xx models only) Place a flathead screw driver in the groo ve where the top bezel meets the chassis on the t op of the system, and le ver the t op bezel off t h ef r o n to ft h es y s t e m .
ERX 8.0.x Hardware Guide CAUTION: Do not use the fan tra y handle to ca rry the fan tr ay assembly . Use the handle on ly to p ush the tr ay into the chassis .
Maintaining ERX Router s Figure 46: Attaching a Cable Management Bracket Perforated area Front of ERX-7xx model Mount here for wider X.21/V .35 cables Mount in this area for smaller cables g013767 Ins.
ERX 8.0.x Hardware Guide 102 Installing a Cable-Management Bracket on ERX-7xx Models.
Chapter 9 T roubleshoo ting This chapter explains how you can tr oubleshoo t a specific problem, such as abnormal LED activity or no s y stem power , when you po wer up the r outer .
ERX 8.0.x Hardware Guide might fai l if the module has not completed initializ ation. Use the show vers io n comma nd to dis play line mod ule status .
T roubleshooting f amiliari ze y ourse lf with LED activi ty so that you can ea sily detect and c orrect a module-rela ted probl em with minimal or no s ystem do w ntime . LED Identification The system’s modu les have two sets of status LEDs. The top set indicates ov erall r oute r and m odule status .
ERX 8.0.x Hardware Guide T able 11: LED Identification and Activity Descriptions (continued) LED Location LED Label LED Indicator LED Color OFF to ON ON to OFF LINK Ethernet Green Ethernet link up Eth.
T roubleshooting T able 11: LED Identification and Activity Descriptions (continued) LED Location LED Label LED Indicator LED Color OFF to ON ON to OFF ACT I V E Po r t s t a t u s Gr een Po r t c o n.
ERX 8.0.x Hardware Guide Figure 47: SRP Module LEDs S tatus LEDs S tatus LEDs OK F AIL ONLINE REDUNDANT POWER A OK POWER B OK F AN OK FA N FA I L LINK ACTIVITY g013768 NOTE: The primary SRP module illum inates the REDUND ANT LED only when the SRP modu le detects a secondary or st andby SRP module on line .
T roubleshooting Figure 48: FE2 Module LEDs Functional status LEDs Interface status LEDs 0 1 OK F AIL ONLINE REDUNDANT 0 1 ACTIVITY LINK g013769 Understanding Status LEDs to T roubleshoot 109.
ERX 8.0.x Hardware Guide Figure 49: E3 and T3 Module LEDs Functional status LEDs Interface status LEDs OK F AIL ONLINE REDUNDANT 0 1 2 RED ALM YEL ALM SYNC g013770 LED Acti vity When the system bo ots , it runs a series of t ests for e ach module inst alled in the system, and the LEDs disp lay v arious configu rations .
T roubleshooting T able 12: Normal Activity of Functional Status LEDS During Booting (continued) OK F AIL ONLINE Status Process on off off 3. Module passed the diagnostics; the system boots . on off on 4. Module is now up and running. If the system detects an err or durin g booting, t he F AIL LED ligh ts .
ERX 8.0.x Hardware Guide T able 13: T roubleshooting Abnor mal LED Activity on Modules (continued) Diagnostic Signs Possible Problems Actions LINK LED is not lit Ethernet connection is down. 1. Make sure tha t Ethernet cables are properly c onnected to both the Ethernet port and the appr opriate network de vice .
T roubleshooting Redundancy Status Y ou can determine the redundancy st ate of line modules by ex amining the O NLINE and REDUND ANT st atus LEDs (ERX-7xx and ERX-14xx models only ). See T able 14. NOTE: The REDUND ANT LED on the cOCx/STMx, FE-8, GE/FE, HSSI , and OCx/STMx modu les is nonfunctional.
ERX 8.0.x Hardware Guide T able 15: T roubleshooting High-T emperature Conditions (continued) Cause of High Operating T emperature Symptoms Resolution Cooling fan fa ilure F AN OK LED on SRP module is not illuminated. F AN F A IL LED on SRP module is illuminated.
T roubleshooting ALERT 05/10/2000 13:10:33 os: failed: ECC DOUBLE BIT ERROR OCCURRED Address = 0xe95 db10 Data (Upper 32Bits) = 0xe95db20 Data (Lower 32Bits) = 0x55d06c ECC Data Bits = 0 x2b ECC 1Bit .
ERX 8.0.x Hardware Guide 116 Double-Bit Errors on SRP Modules.
Pa r t 4 Appendixes System Specifications on page 1 19 Installatio n Guidelin es and Requirements on page 12 9 Cable Pinou ts on page 14 3 Contacting Cust omer Support and Returning Har dware on page .
118 Appendixes.
Appendix A Sy stem Speci fications This appendix lists the system specifications , requir ements, and certifications fo r ER X ro u te rs. ERX-14xx Models Specif ications on page 1 19 ERX-7xx Mod els .
ERX 8.0.x Hardware Guide Categor y Specification Po we r 2400 W maximum Redundanc y (input pow er) 2 independent line feeds Space Requirements 3 feet (90 cm) behind r outer or rack No space re quireme.
System Specifications Categor y Specification Electromagnetic Emissions Agency Cer tification AS/NZS 3548:1995 (CISPR 22 Class A) EMC Directiv e (89/336/EEC) EN55022 Class A (CISPR-22 Class A) EN55024.
ERX 8.0.x Hardware Guide ERX-7xx Models Specifications T able 17: ERX-7xx Models Specifications Categor y Specification Weight W eights are appr oximate . C h a s s i so n l y 2 2l b( 9 . 9k g ) Chassis fully configured 46 lb (20.7 kg) Dimensions 1 0.
System Specifications Categor y Specification NEBS Cer tification SR-3580 (FD- 15): Network Equipment Building Sys te m ( NE BS ) Cr it er ia Leve ls, I ss u e 1, N ovem b er 1995 GR-63–CORE: Networ.
ERX 8.0.x Hardware Guide Categor y Specification Electromagnetic Emissions Agency Cer tification AS/NZS 3548:1995 (CISPR 22 Class A) EMC Directiv e (89/336/EEC) EN55022 Class A (CISPR-22 Class A) EN55.
System Specifications ERX-310 Router Specifications T able 18: ERX-310 Router Specifications Categor y Specification Weight: DC model W eights ar e appr oximate . Chassis only 25.5 lb (1 1.57 kg) Chassis , fully configured 36 lb (16.33 kg) W eight: AC model W eight s are appr oximate .
ERX 8.0.x Hardware Guide Categor y Specification Space Requirements 3 feet (90 cm) behind r outer or rack Do not block air v ents on sides of the router . D on o tp l a c ee q u i p m e n tt h a te x h a u s t sh o ta i rt ol e f t on the right of the router .
System Specifications Categor y Specification Electromagnetic Emissions Agency Cer tification AS/NZS 3548:1995 (CISPR 22 Class A) EMC Directiv e (89/336/EEC) EN55022 Class A (CISPR-22 Class A) EN55024.
ERX 8.0.x Hardware Guide 128 ERX-310 Router Specifications.
Appendix B Installatio n Guidelines and Requirements This chapte r re view s pr einsta llation conside rations s uch as electrical, environment al, and safety com pliances for ERX r outers . F or complete system specifications, see “Sy stem Specifica tions” on page 1 19.
ERX 8.0.x Hardware Guide V erify the operation of all telep hone circuits , digital services, and T1 facilities req ui red fo r i nstallation. Ensure that al l IP environment r equirements are met, such as IP addresses , subnet masks, and any specific routing pr otocol information.
Installation Guidelines and Requirements WARNING: Do not insert any met al object, such as a scr ewdriv er , int o an open slot or the backplan e . Doing so might cause electric shock and serious burns . WARNING: Thr ee people are requir ed to inst all the router in a rack: two t o lift the system int o position and one to scre w it to the rack.
ERX 8.0.x Hardware Guide ERX-310 Router W arnings (AC Model) The f ollowi ng warni ngs apply only t o the ERX-3 1 0 router . ERX-310 P ower Cord W arnings (AC Model) WARNING: This unit has more than one power-supply cord. Disconnect 2 power cords BEFORE se rvicing to av oid electric shock.
Installation Guidelines and Requirements g017253 Equipment Rack Requirements When allocating equipment rack space , consider the f ollowing: T ype of equipment racks recommended for ERX r outers Numbe.
ERX 8.0.x Hardware Guide Figure 50: ERX Router s Installed in a Rack Mechanical Requirements F ollow these mechanical requirements for y our rack: Select from the following rack options: T w o-post ra.
Installation Guidelines and Requirements The dist ance between the mount ing holes in the two posts mu st be 18.3 1 inches ±.063 i n ch, as specified in the EIA-3 1 0-D. Do not use an en closed rack for ERX-7xx models or the ERX-3 1 0 router . It does not pro vide adequate ventilation.
ERX 8.0.x Hardware Guide Figure 51: Airflow for ERX Routers Cabli ng Recommendations Compl y w ith the following r ecomm endations: Use on ly shielded cables.
Installation Guidelines and Requirements Ensure t hat cable dista nce and rate limi ts meet IEEE-r ecommended maximum speeds and dis ta nc e s fo r s ig n a li n g pu r p os e s. F o r in fo r ma t io n a b o ut attenuation an d pow er loss in optical fi ber cables see: ANSI T1.
ERX 8.0.x Hardware Guide Juniper Net works provides recy c ling support for our e quipment worldw ide to co m p ly w it h t he W E E E Di re ct i ve . For recyc l in g i nfo r m at i on , g o to http://www .
Installation Guidelines and Requirements FCC Requirements f or Consumer Products This equipm ent complies w ith FCC rules, P art 68. On the back side of this equipment is a label that contains , among othe r inf ormation, the FCC Registr ation Number and Ringer Equivalence Number (R EN) for this equipment.
ERX 8.0.x Hardware Guide Repairs t o certified equ ipment sho ul d be coordinated by a r epresent ative designated by the supplier . Any r epairs or alter ations made by the user t o this equip ment, or equi pment ma lfunctions, may give the telecommun ications company cau se to r equest the user t o disconnect the equipment.
Installation Guidelines and Requirements n’e xcède pas 5. Le REN figure sur l’étiquette “FCC Rules P art 68” située sur le support du mod ule ou à l’arrière de l’unité. D .O.C. Explanator y Notes: Equipment Attachment Limitations The Canadi an Department of Commun ications l abel ident ifies cert ified equipment.
ERX 8.0.x Hardware Guide P our leur propre sécurité, les utilisateurs devr aient s’assurer que les mises àl at e r r ed e sl ignes de distribution d’ électricité, des lignes télép honiques et de la tuyauterie métallique interne sont raccor dées ensem ble .
Appendix C Cable Pinout s This append ix lists the cables and conne ctor pinout assignments for the cables used with the ERX-7xx models and ERX-14xx model s . It contains the follo wing sectio ns: SRP I/O Module on page 143 C T 1a n dC E 1I /O Modules on p age 146 SRP I/O Module The SRP I/O m odule provides two management ports.
ERX 8.0.x Hardware Guide Figure 52: SRP I/O Module Serial Por t CONSOLE 10/100 BASE T RS-232 DB-9 PIN 1 PIN 9 g013771 T a b l e1 9l i s t st h ep i n o u tf o rt h es e r i a lc a b l e ’ sR S - 2 3 2c o n n e c t o r .
Cable Pinouts Figure 53: SRP I/O Module Ether net P or t CONSOLE 10/100 BASE T RS-232 PIN 1 PIN 8 PIN 1 PIN 8 RJ-45 g013772 T able 20 lists the pinouts for the Et hernet cable ’s RJ-45 connec t or .
ERX 8.0.x Hardware Guide T able 21: DB-9—RJ-45 Crossover Adapter Pinout DB-9 Pin Signal RJ-45 Pin 1D C D 1 2 RXD 3 3T X D 2 4 DT R 6 5G N D 5 6D S R 4 7R T S 8 8C T S 7 9R N G no connect T able 22 lists th e pinout for the straight-through adapter .
Cable Pinouts Figure 54: CT1 I/O Module P or ts PIN 1 PIN 8 Port 0 Port 1 Port 2 Port 3 CT -1 I/O g013773 Ta b l e 2 3 l ists the pin out for the C T1/CE1 connector .
ERX 8.0.x Hardware Guide Figure 55: CE1 I/O Module with T elco Connectors PIN 25 PIN 1 CE1 I/O PIN 50 PIN 26 0-9 g013774 Figure 5 6 show s the locati on of the 20 pairs of BNC connect ors o n a balun panel. Th e cables from the CE1 I/O module are plugged into the two 50-pin T elco connector s on the other side of the panel.
Cable Pinouts Pin Signal Pin Signal 6 P ort 2 TX TIP 3 1 P ort 2 TX RING 7 P ort 3 RX TIP 32 P ort 3 RX RING 8 P ort 3 TX TIP 33 P ort 3 TX RING 9 P ort 4 RX TIP 34 P ort 4 RX RING 1 0 P ort 4 TX TIP .
ERX 8.0.x Hardware Guide Pin Signal Pin Signal 14 P ort 16 TX TIP 3 9 P ort 16 TX RING 15 P ort 17 RX TIP 40 P ort 17 RX RING 16 P ort 17 TX TIP 4 1 P ort 17 TX RING 17 P ort 18 RX TIP 42 P ort 18 RX .
Appendix D Contacting C ustomer Suppor t and Retur ning Hard ware See the Juni per Networks W eb site f or complete customer service inf ormation: http://www .
ERX 8.0.x Hardware Guide 1. Determine the part number and ser ial number of the component. F or instructions , see “L ocating Com ponent Serial Numbers ” on page 152. 2. Obta in a Retur n Materials A uthoriz ation (RMA) number fr om the Juniper Networks T ech nical Assistance Center (JT A C ).
Contacting Customer Suppor t and Returning Hardwar e Figure 57: Representative Module Serial Number ID Label Ejector P/C: SRP_I/O ASY: xxx-xxxxx-xx S/N: xxxxxxxxxx SRP I/O Serial number ID label g0137.
ERX 8.0.x Hardware Guide 2. Begins troubleshooting, diagnostics , a nd problem replication (if appropriate) 3. Pro vides you with periodic updates on pr oblem status and escalates the pr oblem as appr opriate ac cordi ng to esc alation manag ement guidelin es 4.
Contacting Customer Suppor t and Returning Hardwar e T o pack the chassis for shipment, follow these steps: 1. Groun d yourse lf by using an antist atic w rist strap or other device and connect it to the ESD gr ounding jack on the chassis . 2. Issue the pr oper shut down comman ds to halt your sy stem.
ERX 8.0.x Hardware Guide 156 Returning Products for Repair or Replacement.
Appendix E Declaration of Confor mity Declaratio n of Conf ormity on page 157 Declaration of Conformity Declaration of Conformity a ccording to ISO/IEC Guide 22 and EN4514 Manufacturer’s Name: Juniper Networks , Inc. Manufacturer’s Address: Juniper Net wor ks, In c.
ERX 8.0.x Hardware Guide 158 Declaration of Conformity.
Pa r t 5 Index Index 159.
160 Index.
Index Symbols 1 0 / 1 0 0 B a s e - T p o r t ... ............. ............... 5 6 , 5 9 , 7 8 1 0 - G b p s S R P m o d u l e ..... .............. ............. ..... 1 2 – 4 8 V D C ........... .............. ............. ............. 1 9 A a c c e s s l i n e m o d u l e s .
ERX 8.0.x Hardware Guide D D B - 9 c o n n e c t o r ........ ................. ..5 5 – 5 6 , 1 4 3 , 1 4 6 D C p o w e r .. ............. ................. ............ 6 4 , 1 2 5 d e t e c t i n g d o u b l e - b i t e r r o r ...... ............
Index I I / O m o d u l e s .......... ............. ................. ....... 1 5 c a b l e s ...................... ............. ............. 6 6 i n s t a l l i n g ..................... ................. ....... 4 4 i n s t a l l i n g r e d u n d a n c y .
ERX 8.0.x Hardware Guide P p a c k a g i n g , r e c y c l i n g ...... ................. ............. 1 3 8 p a c k e t c l a s s i f i c a t i o n . ............. ................. ....... 1 5 p a c k i n g i n s t r u c t i o n s ............ ....
Index softwar e c o n f i g u r a t i o n.................... .............. ....... 1 3 s o f t w a r e , u p g r a d i n g .................. ................ ..... 8 7 s p a c e r e q u i r e m e n t s................ 2 8 , 1 1 9 , 1 2 2 , 1 2 5 , 1 3 0 s p a r e l i n e m o d u l e s , i n s t a l l i n g .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Juniper Networks 8 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Juniper Networks 8 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Juniper Networks 8 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Juniper Networks 8 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Juniper Networks 8, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Juniper Networks 8.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Juniper Networks 8. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Juniper Networks 8 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
