Manuale d’uso / di manutenzione del prodotto Router IOS XR del fabbricante Cisco
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iii Cisco IOS XR Getting Started Guide OL-10957-02 CONTENTS Preface ix Changes to This Do cument ix About Thi s Document ix Intend ed Au dience x Organi zation of the Docu ment x Rel ated D ocu me nts x Conv enti ons xi Obtain ing Docu mentat ion xi Cisco.
Cont ent s iv Cisco IOS XR Getting Started Guide OL-10957-02 Connect ing to the Rout er Throug h the Cons ole Po rt 1-9 Wher e to Go N ext 1-14 CHAPTER 2 Bringin g Up t he Cisco IOS XR Software on a S.
Content s v Cisco IOS XR Getting Started Guide OL-10957-02 Verify ing the Span ning Tr ee 3-39 Verif ying Fa bric C abling Co nnect ions 3-43 Wher e to Go N ext 3-47 CHAPTER 4 Configur ing Gener al Ro.
Cont ent s vi Cisco IOS XR Getting Started Guide OL-10957-02 Config urin g the Manag ement Et herne t Interf ace 4-39 Specif ying the Man agement Ether net In terf ace Name in C LI C ommands 4-39 Disp.
Content s vii Cisco IOS XR Getting Started Guide OL-10957-02 CHAPTER 6 CLI Tips, Techniqu es, and Short cuts 6-1 Content s 6-1 CLI Tip s and Shor tcut s 6-1 Enteri ng Ab breviat ed C ommands 6-2 Using.
Cont ent s viii Cisco IOS XR Getting Started Guide OL-10957-02 Using th e ping Co mmand 7-3 Using the tra cer oute C om mand 7-4 Using deb ug Command s 7-5 Config urati on Error Messa ges 7-7 Config u.
ix Cisco IOS XR Getting Started Guide OL-10957-02 Preface This guide describ es how to create the initial conf igu ration for a router using the Cisco IOS XR software. This guide also describes ho w to complete additio nal administration, maintena nce, and troublesho oting tasks t hat may b e required after initial conf igurati on.
x Cisco IOS XR Getting Started Guide OL-10957-02 Preface About Th is Docum ent • Intend ed A udienc e, pag e x • Organization of t he Docu ment, page x • Related D ocum ents, pa ge x • Con ven.
xi Cisco IOS XR Getting Started Guide OL-10957-02 Pre face Obtaining Documentation Note Cisc o IOS XR soft ware r uns only on the Cisco XR 12000 Series Route rs lis ted in the “Suppo rted Standalo ne System Configurati ons” section on pa ge 1 in Chapter 1 , “Introd uction to Cisco IOS XR Softwa re.
xii Cisco IOS XR Getting Started Guide OL-10957-02 Preface Docum entation Fe edback Y ou can a ccess the Cisco w ebsite at this URL: http://www .cisc o.com Y ou can acce ss internati onal Cisco websites at this URL: http://www .cisco .com/public/co u ntries_langu a ges.
xiii Cisco IOS XR Getting Started Guide OL-10957-02 Pre face Produc t Alerts and Fiel d Notices A current list of security advisories, security notices, and security responses for Cisco products is av ailable at this URL: http://www .
xiv Cisco IOS XR Getting Started Guide OL-10957-02 Preface Obtain ing Techni cal Ass istance T o acce ss the Produ ct Aler t T ool, y ou must be a registe red Cisco. com use r . (T o regi ster as a Cisco.co m user , go t o this URL : http://tools.c isco.
xv Cisco IOS XR Getting Started Guide OL-10957-02 Pre face Obtaining Additional Publications and Information Submitting a Se rvice Request Using the online T A C Serv ice Request T ool is the fastest wa y to open S3 and S4 servic e reque sts.
xvi Cisco IOS XR Getting Started Guide OL-10957-02 Preface Obtainin g Addi tional Pub lications and Informat ion • Cisco Market place prov ides a variety of Cisco b ooks, re ferenc e guides, d ocumenta tion, a nd logo merchan d ise. V isit Cisco Marketplace , the comp any store, at this URL: http://www .
CH A P T E R 1-1 Cisco IOS XR Getting Started Guide OL-10957-02 1 Introduction to Cisco IOS XR Software This ch apter introdu ces the routers that support Ci sco IOS XR software and the user in terfaces yo u can use to manage rout ers that ru n Cisco IOS XR soft ware.
1-2 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 1 Introduction to Cisco IOS XR Software Cisco CRS-1 Multishelf System Over view Note M any cards ope rate in both Cisco XR 120 00 Ser ies ro uters a nd in Cisco 12000 Se ries r outers.
1-3 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 1 Introd uction to Cisco IOS XR Software Cisco CRS-1 Multishelf System Overview Figur e 1 -1 Single-FCC Mu ltishelf Syst em 1 Cisco CRS- 1 16.
1-4 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 1 Introduction to Cisco IOS XR Software Cisco CRS-1 Multishelf System Over view Figur e 1 -2 T w o-FCC Multishel f Syst em 1 Cisco CRS- 1 16-.
1-5 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 1 Introd uction to Cisco IOS XR Software Cisco CRS-1 Multishelf System Overview Figur e 1 -3 Fou r -FCC Multishel f Syst em For more informatio n on multishelf systems, see Chapt er 3, “Bri nging Up the Cisco IOS XR Software on a Multishelf System.
1-6 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 1 Introduction to Cisco IOS XR Software Router Man agement Interfaces Router Management In terfaces Because new ro uters are not ye t configured for yo ur en vironm ent, yo u must sta rt configura tion using the comm and-lin e in terface ( CLI).
1-7 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 1 Introd uction to Cisco IOS XR Software Select ing an d Identi fying the Designa ted She lf Contr oller sends t h e response to the client in the f orm of encoded XML API tags.
1-8 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 1 Introduction to Cisco IOS XR Software Selecting and Identifyi ng t he Des ignated Shelf Controller • Selecting and Ident ifying the DSC o.
1-9 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 1 Introd uction to Cisco IOS XR Software Connect ing to the Rou ter Through t he Console Po rt Note Any LCC can ho st the DS C.
1-10 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 1 Introduction to Cisco IOS XR Software Connecti ng to the Router T hrough the Con sole Port Figur e 1 -4 Communica tion P o rts on the RP f.
1-11 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 1 Introd uction to Cisco IOS XR Software Connect ing to the Rou ter Through t he Console Po rt Figur e 1 -5 Communica tion P orts on the RP .
1-12 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 1 Introduction to Cisco IOS XR Software Connecti ng to the Router T hrough the Con sole Port Figur e 1 -6 Commun ication P orts on th e PRP -2 for a Cisc o XR 120 00 Ser ies Router T o conne ct to the rou ter, perfor m the fo llowing proced ure.
1-13 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 1 Introd uction to Cisco IOS XR Software Connect ing to the Rou ter Through t he Console Po rt 6. Log in to the router . DETAILED STEP S Comm and or Acti on Pur pose Step 1 Power on the standalon e router, or po w er on Rac k 0 in a multishelf system.
1-14 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 1 Introduction to Cisco IOS XR Software Where to Go Nex t Where to Go Next If you have logged into th e router or mu ltishe lf system, you are re ady to per form gene ral rout er configurati on as descri bed i n Chapt er 4, “Configur ing Genera l Router Fea tures.
CH A P T E R 2-1 Cisco IOS XR Getting Started Guide OL-10957-02 2 Bringing Up the Cisco IOS XR Software on a Standalone Router This c hapter pr ovides in structions for br inging up the Cisco IOS XR sof tware on a stan dalone route r for the f irst time.
2-2 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 2 Bringing Up the Cisc o IOS XR Software on a Sta ndalone Router Bringing U p and Config uring a Stand alone Rout er Cautio n The ROM Monitor software must be upgr aded t o version 1.
2-3 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 2 Bri nging Up the Cisc o IOS XR Softwar e on a Standal one Router Bringin g Up and Configur ing a Standalo ne Router DETAILED STEP S Example.
2-4 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 2 Bringing Up the Cisc o IOS XR Software on a Sta ndalone Router Verify ing the Syste m After Init ial Bring- Up User Access Verification Username: cisco Password: RP/0/0/CPU0:ios# The secr et l ine in the configuratio n com mand sc ript shows that th e passwor d is en crypt ed.
2-5 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 2 Bri nging Up the Cisc o IOS XR Softwar e on a Standal one Router Verifying the System After Initial Bring -Up Examples of show Commands The.
2-6 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 2 Bringing Up the Cisc o IOS XR Software on a Sta ndalone Router Verify ing the Syste m After Init ial Bring- Up hfr-base, V 3.3.0[2I], Cisco Systems, at disk0:hfr-base-3.3.0 Built on Mon Mar 13 11:43:22 UTC 2006 By iox8.
2-7 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 2 Bri nging Up the Cisc o IOS XR Softwar e on a Standal one Router Verifying the System After Initial Bring -Up 0/1/*: Module (host) LED stat.
2-8 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 2 Bringing Up the Cisc o IOS XR Software on a Sta ndalone Router Where to Go Nex t 0/SM2/SP FC/S(SP) N/A IOS XR RUN PWR,NSHUT,MON 0/SM3/SP FC/S(SP) N/A IOS XR RUN PWR,NSHUT,MON RP/0/RP0/CPU0:router# end Note Line card s in Cisco CRS-1 routers are called modular services car ds (MSCs).
CH A P T E R 3-1 Cisco IOS XR Getting Started Guide OL-10957-02 3 Bringing Up the Cisco IOS XR Software on a Multishelf System This chapter describ es how to bring up the Cisco IOS XR software on a Cisc o CRS-1 Carrier Routing System Mul tishelf System for the first ti me.
3-2 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Restrictions • R OMM ON 1.40 or higher on ea ch RP in the syst em Cautio n The ROM Monitor software must be upgr aded t o version 1.
3-3 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Information About Bringing Up a Multishelf System Information About Bringi.
3-4 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Informat ion About Bringing U p a Multishel f System Figur e 3-1 DSC in a CRS-1 /M-F1 Multishelf S ystem Note Chassis, shelf, and rack are used interchan g eably .
3-5 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Information About Bringing Up a Multishelf System T able 3-2 Sample Rac k Number Plan for a T w o-FCC Multishelf Sy stem Ta b l e 3 - 3 shows a samp le rack nu mber plan for a four-FCC system.
3-6 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Informat ion About Bringing U p a Multishel f System Figur e 3-2 Loca tion o.
3-7 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Information About Bringing Up a Multishelf System Figur e 3-3 Location o f the Ser ial Number on a Line Card Cha ssis Cautio n Always assign a rac k number to e ach chassis i n the system be fore the cha ssis is booted.
3-8 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Configur ing the Externa l Cisco Cat alyst 6509 Switch es • T o display t he configur ed chassi s seria l numbe rs in adm inistra tion EXE C mode , see Cisco I OS XR System Managemen t Configuration Guide , Release 3.
3-9 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Configuring the External Cisco Catalyst 6509 Switches Figur e 3-4 Contr ol.
3-10 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Configur ing the Externa l Cisco Cat alyst 6509 Switch es • The re comm e.
3-11 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Configuring the External Cisco Catalyst 6509 Switches Information About the Cata lyst Switch Configuration The conf iguration descr ibed in the follo wing sections place s all Catalyst port s in VLAN 1.
3-12 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Configur ing the Externa l Cisco Cat alyst 6509 Switch es 19. switchp ort access vlan 1 20. en d 21. Repe at Step 16 thro ugh Step 20 for all interfaces .
3-13 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Configuring the External Cisco Catalyst 6509 Switches Step 10 spanning-tr.
3-14 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Configur ing the Externa l Cisco Cat alyst 6509 Switch es Example: Single-F.
3-15 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Configuring the External Cisco Catalyst 6509 Switches CAT6k-2(config-mst).
3-16 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Configur ing the Externa l Cisco Cat alyst 6509 Switch es instance 1 vlan 1.
3-17 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Configuring the External Cisco Catalyst 6509 Switches switchport mode acc.
3-18 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Configur ing the Externa l Cisco Cat alyst 6509 Switch es no ip http server.
3-19 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Configuring the External Cisco Catalyst 6509 Switches The list ed interfaces should incl ude the port to whi ch you have connect ed.
3-20 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Integrated Switch Syst em Router# The output of th is c omman d shou ld disp lay “ connect ed.” If it doe s not, then the c onne ctor m ay have a partial f iber cut or a b a d optic.
3-21 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Integrated Switch System • Requir es Cisco IOS X R Software Release 3 .4.1 to suppo rt 22-p ort SCGE ca rds. Hardware R equirements Route pro cessors (RPs) sho uld b e revision 8 or high er .
3-22 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Integrated Switch Syst em Integrated Switch Functions The 22-por t SCGE per.
3-23 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Integrated Switch System • T est the FE links t o all the rack hardware periodically . • Ke ep the local sta te information synchr o nized to the rack master .
3-24 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Integrated Switch Syst em Ta b l e 3 - 6 lists the R OMMON switch confi guration.
3-25 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Integrated Switch System SUMMARY ST EPS 1. admin 2. clear controlle r switc h errdisab le { port { FE | GE } { 0 | 1 }} { locatio n node -id }} 3.
3-26 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Integrated Switch Syst em FE Port 2 : Down (Connects to - F0/FC0) FE Port 3.
3-27 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Integrated Switch System Verifying Bidirectiona lity T o verify the bidir.
3-28 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Bringing U p and Config uring Rack 0 Interface Role Sts Cost Prio.Nbr Type ---------------- ---- --- --------- -------- ---------------------------- FE_Port_1 Desg FWD 200000 128.
3-29 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Bringi ng Up and Configu ring Rack 0 11. controllers f abric plane planeNu mber oim count 1 oim instance 0 loca tion F ra ck / slot /FM 12.
3-30 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Bringing U p and Config uring Rack 0 Step 7 dsc serial serial ID rack rackNumber Example : RP/0/RP0/CPU0:router(admin-config)# dsc serial TBA00000002 rack 1 Def ines the rack numb er for th e second LCC .
3-31 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Bringi ng Up and Configu ring Rack 0 Examples This section contains e xam.
3-32 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Bringing U p and Config uring Rack 0 Building configuration.
3-33 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Bringi ng Up and Configu ring Rack 0 oim count 1 oim instance 0 location .
3-34 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Bringing U p and Verifyin g FCCs oim count 1 oim instance 0 location F1/SM9.
3-35 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Bringi ng Up and Ver ifying FC Cs DETAILED STEP S Comman d or Actio n Purpos e Step 1 Apply po wer to all FCCs. Starts the FCCs .
3-36 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Bringing U p and Verifyin g FCCs Examples This section con tains an exa mpl.
3-37 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Bringing Up and Verifying the Non-DS C LCC Flags: P - plane admin down, p.
3-38 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Bringing U p and Verifyin g the Non-D SC LCC SUMMARY ST EPS 1. Apply power to the secon d LCC. 2. show c ontro llers fabric rack all detail 3.
3-39 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Verif ying the Spanni ng Tree Verifying the Sp anning Tree When both LCCs and all FCCs are up and running, it is time to ver ify the spanning tree on the control network as desc ribed i n the following procedure .
3-40 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Verifying the Sp anning Tree Examples This section contains e xamples fo r .
3-41 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Verif ying the Spanni ng Tree 0/FC1/SP LCC-FAN-CT(SP) N/A IOS XR RUN PWR,.
3-42 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Verifying the Sp anning Tree Bridge ID MAC ADDR 00-05-9a-3e-89-4f Bridge ID.
3-43 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Verify ing Fa bric Ca bling Connecti ons Bridge ID Priority 32769 (32768 .
3-44 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Verifying Fabr ic Cabling Conne ctions Figure 3-5 sh o ws the faceplate of the CRS-FCC- LED panel . The CRS-FCC-LED is also called an optical inte rface modu le (OIM) LED panel .
3-45 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Verify ing Fa bric Ca bling Connecti ons Figu re 3-5 Opt ical Inter f a c.
3-46 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Verifying Fabr ic Cabling Conne ctions The follo wing descriptio n helps explain th e states of LED s o n the OIM L ED panel.
3-47 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bri nging Up the Cisc o IOS XR Softwar e on a Multishe lf System Where t o Go Next Where to Go Next For informat ion on configuri ng basic rou ter fea tures, see Chapter 4, “Conf iguring General Router Features.
3-48 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 3 Bringing Up the C isco IOS XR Software on a Mu ltishelf System Where to Go Nex t.
CH A P T E R 4-1 Cisco IOS XR Getting Started Guide OL-10957-02 4 Configuring General Router Features This chapter describes ho w to commun icate with the router using the command-li n e inter face (CLI), an d it descri bes basic Cisco IOS XR software configurati on mana gemen t.
4-2 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Connecti ng and Commu nicatin g with the Rout er SDRs perform rou ting fun ctions in the same manne r as a physical ro uter , but share some chassis reso urces with the re st of the system.
4-3 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Connecting and Communicating with the Router Figur e 4-1 Communica tion P orts on th e RP for a Cisco.
4-4 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Connecti ng and Commu nicatin g with the Rout er Figur e 4-2 Communica tion P orts on the RP for a Ci.
4-5 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Connecting and Communicating with the Router Figur e 4-3 Communica tion P orts on the DRP P LIM Figur.
4-6 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Connecti ng and Commu nicatin g with the Rout er The follo wing sections describe three ways to conne.
4-7 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Connecting and Communicating with the Router SUMMARY ST EPS 1. Identi fy the act ive RP o r DR P . 2. Connect a ter minal to t he C onsole port of t he ac tive RP o r DR P .
4-8 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Connecti ng and Commu nicatin g with the Rout er Establishin g a Conne ction Th rough a T erminal Serv er A term inal serve r connection pro vides a way to access the Conso le port from a remote locatio n.
4-9 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Connecting and Communicating with the Router T o establ ish a conne ction through a te rmina l server , pe rform the following proc edure : SUMMARY ST EPS 1.
4-10 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Connecti ng and Commu nicatin g with the Rout er Establishin g a Conne ction Th rough the Mana gement Ethern et Interfa ce The Man agem ent Ethe rnet i nterface a llows you to man age the router u sing a n etwork conn ecti on.
4-11 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Logging In to a Router or an SDR • T elnet clients can connect to a T elnet serve r in the router .
4-12 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s CLI Prompt Note Passwords are case sensitive. If you want to log in to an SDR using a ro ot-syste m usernam e from the o wner SDR, enter th e username in th e follow in g format : usernam e @adm in.
4-13 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures User Access Privileges User Access Privileges When you l og in to t he ro uter, your userna me and pa ssword ar e used to dete rmine i f you are aut horized to acce ss the router .
4-14 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s User Ac cess Pr ivileges ouni fabric bundle network transport ppp hdlc --More-- Note On ly the root -system use rs, root-lr users, or users associat ed with the WRI TE:A AA task ID can configure task groups.
4-15 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures User Access Privileges Examples T o di splay y our user name , en ter t he show user co mman d: RP/0.
4-16 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s User Ac cess Pr ivileges Task: multicast : READ WRITE EXECUTE DEBUG Task: netflow : READ WRITE EXECU.
4-17 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Navigat ing the Cisco I O S XR Comma nd Modes Task: fabric : READ WRITE EXECUTE DEBUG Task: fault-mg.
4-18 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Naviga ting the Cisco IOS XR Command Mo des • Command Mode Navigation Exam ple, p age 4-22 Figure 4-5 illustrates the basic command mode na v igation for the CLI.
4-19 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Navigat ing the Cisco I O S XR Comma nd Modes Summary of Common Command Modes Ta b l e 4 - 4 summarizes the most common comm and modes of the Cisco I OS XR softw are and the associ ated CLI prompts.
4-20 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Naviga ting the Cisco IOS XR Command Mo des Glob al configura tion Glob al configur ation mo de is the star ting poi nt for SDR configura tion. C omman ds entere d in this mod e affect the SDR as a whole , rather than just one protocol or interfac e.
4-21 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Navigat ing the Cisco I O S XR Comma nd Modes Entering EXE C Commands from a Configu ration Mo de EXEC co mmands can be e xecu ted from any co nfigur ation mo de by prec eding the comman d with the do keyword.
4-22 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Naviga ting the Cisco IOS XR Command Mo des Command Mode Na vigation Ex ample The following st eps p.
4-23 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Managi ng Confi gurati on Sessions In the follo wing example , the router enters interfa ce configurati on mode and the user selects a POS interf ace for conf iguration .
4-24 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Managin g Configura tion Session s • Load ing an Altern ative Configuratio n at System Startu p, p.
4-25 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Managi ng Confi gurati on Sessions Starting a Con figuration Ses sion When you p lace the route r in global configurat ion mode or admi nistrat ion configurati on mod e us ing the conf igure com mand, a new target co nfiguration session i s cr eated.
4-26 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Managin g Configura tion Session s Starting an Ex clusive Co nfiguration Sessio n An exclusiv e conf.
4-27 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Managi ng Confi gurati on Sessions In EXE C and gl obal configurati on mo de, you can vi ew the SDR con figuration for the SDR t o which you are c onnec ted.
4-28 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Managin g Configura tion Session s interface POS0/0/0/2 shutdown ! interface POS0/0/0/3 shutdown ! i.
4-29 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Managi ng Confi gurati on Sessions RP/0/RP1/CPU0:router(config)# show running-config sanitized Building configuration.
4-30 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Managin g Configura tion Session s shutdown ! interface POS0/3/0/2 shutdown ! interface POS0/3/0/3 shutdown ! interface preconfigure MgmtEth0/RP0/CPU0/0 shutdown ! router static address-family ipv4 unicast 0.
4-31 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Managi ng Confi gurati on Sessions ! end Displaying a Combined Target and Runni ng Configuration Alt.
4-32 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Managin g Configura tion Session s Displaying Configuration Err or Messages and Descriptions Conf ig.
4-33 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Managi ng Confi gurati on Sessions Saving the Target Con figuration to a File T ar g et co nfi gurations c an be sav ed to a separa te file wi th out comm itting them to th e running conf iguration.
4-34 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Managin g Configura tion Session s Clearing All Changes to a Ta rget Configuratio n T o clear cha ng.
4-35 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Managi ng Confi gurati on Sessions T o co mmit tar get conf iguration changes to the running co nfig uration, enter th e commit comman d by itself or with one or mor e of the options describe d in Ta b l e 4 - 5 .
4-36 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Managin g Configura tion Session s Examples In the follo wing exam ple, the defau lt commit command .
4-37 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Managi ng Confi gurati on Sessions In the prec eding exam ple, the show conf iguration comma nd displays th e target configura tion, whi ch includes th e failed conf iguration.
4-38 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Conf igurin g the SDR Hostname If you end a configuration se ssion without commi tting the c onfigur.
4-39 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Confi guring the Manag ement Etherne t Interface Note No blanks or spaces are perm itted as part of a name. Do not ex pect case to be preserved . Upper - and lo wercase char acters look the same to many In ternet softwa re application s.
4-40 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Configur ing the Man agement Eth ernet Int erface Ta b l e 4 - 6 pro vides e xampl es of Mana gement E thernet in terface names for a single-sh elf syste m.
4-41 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Confi guring the Manag ement Etherne t Interface Configuring th e Man agement Et hernet In terface T.
4-42 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Configur ing the Man agement Eth ernet Int erface DETAILED STEP S Command or Acti o n Purpo se Step 1 configure Example : RP/0/RP0/CPU0:router# configure Enters globa l configura tion mode .
4-43 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Confi guring the Manag ement Etherne t Interface Examples In the fo llowing e xample, th e Manage me.
4-44 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Manually Se tting the Router Cl ock Related Document s Manually Setti ng the Router Clock Generally .
4-45 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring G eneral Router F eatures Manually Setting the Router Clock DETAILED STEP S Command or Acti o n Purpo se Step 1 configure Example : RP/0/RP0/CPU0:router# configure Enters globa l configura tion mode .
4-46 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 4 Configuring General R outer Feature s Where to Go Nex t Examples In the follo wing exam ple, the manual syst em clock is conf igured: RP/0.
CH A P T E R 5-1 Cisco IOS XR Getting Started Guide OL-10957-02 5 Configuring Additional Router Features This chapt er con tains inst ructions and informa tion fo r ente ring ba sic c onfigurations u sing the comm and-l ine i nte rface ( CL I).
5-2 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring Additional Router Features Configur ing Telnet, HTTP, and XM L Host Servi ces 2. domain name domain-nam e-of-o r gan izati on 3. domain name-serv er ipv4-addr ess 4. commit 5. end 6.
5-3 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring A dditiona l Router Featu res Managi ng Conf igur ation Hist ory and Ro llback SUMMARY ST EPS 1. conf igure 2. telnet ipv4 server max-servers 5 3. telnet ipv6 server max-servers 5 4.
5-4 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring Additional Router Features Managin g Configura tion Histo ry and Rollback The Cisco IOS XR softwa re automatica lly saves up to 1 00 of the most recent commitI Ds.
5-5 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring A dditiona l Router Featu res Managi ng Conf igur ation Hist ory and Ro llback 2000000021 Commit ID 2000000022 Commit ID RP/0/RP1/CPU0:router(admin)# show configuration commit changes 2000000020 Building configuration.
5-6 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring Additional Router Features Managin g Configura tion Histo ry and Rollback Rolling Back the Co nfiguration to a S pecific R ollb.
5-7 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring A dditiona l Router Featu res Managi ng Conf igur ation Hist ory and Ro llback Loading CommitID Configuration Chang es to the T.
5-8 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring Additional Router Features Managin g Configura tion Histo ry and Rollback Load ing Rollb ack Configur ation Chan ges to the Tar.
5-9 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring A dditiona l Router Featu res Configu ring Loggin g and Loggi ng Corr elation RP/0/0/CPU0:router# clear configuration commit oldest 5 Deleting 5 rollback points '1000000005' to '1000000009' 80 KB of disk space will be freed.
5-10 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring Additional Router Features Configur ing Loggi ng and Lo gging Correl ation Alarm Logging C orrelation Alarm logging co rre lat io n is u se d to gr oup and filter similar messages to re duce the am ount of redunda nt logs and iso late the root causes of the messages.
5-11 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring A dditiona l Router Featu res Configu ring Loggin g and Loggi ng Corr elation DETAILED STEP S Examples Comm and or Acti on Purpo se Step 1 configure Example : RP/0/RP0/CPU0:router# configure Enters glob al con figuration mo de.
5-12 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring Additional Router Features Configur ing Loggi ng and Lo gging Correl ation In the following example, ba sic m essage lo gging is con figured: RP/0/RP0/CPU0:router# configure RP/0/RP0/CPU0:router(config)# logging 10.
5-13 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring A dditiona l Router Featu res Creatin g and Modifying User Ac counts and User Gro ups Creating and Mod ifying User Accounts and User Groups In the Cisco IOS X R software, use rs are a ssigned individual u sername s and passwords.
5-14 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring Additional Router Features Creating and Modifyin g User Acc ounts and User Grou ps Configuring Us er Accounts User a ccoun ts,.
5-15 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring A dditiona l Router Featu res Creatin g and Modifying User Ac counts and User Gro ups DETAILED STEP S Related Documents Fo r m.
5-16 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring Additional Router Features Conf igurat ion Limiti ng Configuration Limiting The Cisc o IOS XR software places pr eset limit s on the configurat ions you can appl y to the run ning configurati on of a route r .
5-17 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring A dditiona l Router Featu res Configuration L im iting RP/0/RP1/CPU0:router(config-static)# show running-config router static router static maximum path ipv4 5000 address-family ipv4 unicast 0.
5-18 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring Additional Router Features Conf igurat ion Limiti ng T able 5-6 OSPF v2 and OSPFv3 Config uration Limits and Commands Examples.
5-19 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring A dditiona l Router Featu res Configuration L im iting Minimum hold time for LSA throttle 5000 msecs Maximum wait time for LSA throttle 5000 msecs Minimum LSA interval 5 secs.
5-20 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring Additional Router Features Conf igurat ion Limiti ng RP/0/RP1/CPU0:router(config-router)# end Uncommitted changes found, commit them? [yes]: y RP/0/RP1/CPU0:Mar 30 18:05:13 : config[65740]: %LIBTARCFG-6-COMMIT : Configurati on committed by user 'cisco'.
5-21 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring A dditiona l Router Featu res Configuration L im iting A cease- notificatio n message is sent to th e neighbor and the peering.
5-22 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring Additional Router Features Conf igurat ion Limiti ng Examples In the follo wing exam p le, the show rpl maximum command is used in EXEC mode to di spla y the current setti ng for RPL limits and number of ea ch limit cur rently in use .
5-23 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring A dditiona l Router Featu res Configuration L im iting Multicast Configuration Limits Ta b l e 5 - 9 summarizes th e maximum limit s for multica st configurati o n, inclu ding the comman ds used to display a nd change the limits.
5-24 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 5 Configuring Additional Router Features Conf igurat ion Limiti ng T able 5-1 0 MPLS Configur ation Limits and Commands Other Con figuration.
CH A P T E R 6-1 Cisco IOS XR Getting Started Guide OL-10957-02 6 CLI Tips, Techniques, and Shortcuts This chapter descr ibes techniques for using the comm and-line interface (CLI) of the Cisco IOS XR so ftware.
6-2 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 6 CLI Tips, Te chniqu es, and Sh ortcuts CLI Tips and Sh ortcuts Entering Abb reviated Comman ds Y ou ca n abbreviate comm ands and keywords to the numbe r of char acte rs that al low a unique abbre viation.
6-3 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 6 CLI Tips, Techni ques, an d Shortcuts CLI Tip s and Shortc uts Step 1 Ente r t he a ccess-list command, f o llo wed by a space and a qu est.
6-4 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 6 CLI Tips, Te chniqu es, and Sh ortcuts CLI Tips and Sh ortcuts The < cr> symbol by itself indicates that there are no more k eywo rds or argum ents. Step 5 Press Return to e xecute the com m and: RP/0/RP0/CPU0:router(config)# ipv4 access-list list1 deny 172.
6-5 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 6 CLI Tips, Techni ques, an d Shortcuts Displaying System Information with show Commands exclusive Configure exclusively from this terminal terminal Configure from the terminal <cr> Using the no Form o f a Command Almost every configuration c ommand has a no form.
6-6 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 6 CLI Tips, Te chniqu es, and Sh ortcuts Displa ying Sy stem In formation wit h show Comma nds • Common sh ow Comman ds, page 6-6 • Brow.
6-7 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 6 CLI Tips, Techni ques, an d Shortcuts Displaying System Information with show Commands Browsing Displa y Output wh en the --Mo re-- Prompt .
6-8 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 6 CLI Tips, Te chniqu es, and Sh ortcuts Displa ying Sy stem In formation wit h show Comma nds Redirecting Output to a File By default, CLI co mmand output is displ ayed on sc reen.
6-9 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 6 CLI Tips, Techni ques, an d Shortcuts Displaying System Information with show Commands Using Wildcards to Display All Instances of an Interface T o display the conf iguration for all instance s , enter the aste risk ( * ) wildc ard character .
6-10 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 6 CLI Tips, Te chniqu es, and Sh ortcuts Displa ying Sy stem In formation wit h show Comma nds T able 6-3 sho w Command Filt er Options In .
6-11 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 6 CLI Tips, Techni ques, an d Shortcuts Wildcards, Templates, and Aliases exec-timeout 120 120 ! logging trap --More-- /ip filtering... ip route 0.0.0.0 255.255.0.0 pos0/2/0/0 interface pos0/2/0/0 ip address 172.
6-12 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 6 CLI Tips, Te chniqu es, and Sh ortcuts Wildcard s, Tem plates, an d Alia ses interface POS0/1/0/0 ipv4 address 10.2.3.4 255.255.255.0 pos crc 32 ! keepalive disable interface POS0/1/0/1 ipv4 address 10.
6-13 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 6 CLI Tips, Techni ques, an d Shortcuts Wildcards, Templates, and Aliases The two prim ary steps in workin g with templates are cr eating templates and applyin g templates. The following proc edure describ es how to create a c onfiguration templa te.
6-14 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 6 CLI Tips, Te chniqu es, and Sh ortcuts Wildcard s, Tem plates, an d Alia ses Examples In the followi ng ex ample, a simple te mplate is def ined.
6-15 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 6 CLI Tips, Techni ques, an d Shortcuts Wildcards, Templates, and Aliases • After a template is appli ed, the show configuration comma n d displa ys the target co nfigurati on changes.
6-16 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 6 CLI Tips, Te chniqu es, and Sh ortcuts Command Hist ory Multip le comma nds can b e supported und er a sin gle comm and ali as, and mu ltipl e variables can be supported for each command .
6-17 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 6 CLI Tips, Techni ques, an d Shortcuts Command Hist ory sho config commit changes 1000000001 show history Recalling Previously Entered Commands The C isco IOS XR softwa re records the ten most recen t commands iss u ed fr om the command li ne in its history buffer .
6-18 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 6 CLI Tips, Te chniqu es, and Sh ortcuts Key Combinations Key Combinations The follo w ing sectio ns prov id e inform ation on k ey combina.
6-19 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 6 CLI Tips, Techni ques, an d Shortcuts Key Co mbinati ons Keystrokes to De lete CLI Entries Ta b l e 6 - 1 0 describes the key strokes used to delete command line entr ies.
6-20 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 6 CLI Tips, Te chniqu es, and Sh ortcuts Key Combinations.
CH A P T E R 7-1 Cisco IOS XR Getting Started Guide OL-10957-02 7 Troubleshooting the Cisco IOS XR Software This chapter describ es the tools an d procedu res used to id entif y the source of hardwar e and software proble ms.
7-2 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 7 Troub lesh ootin g the Cisc o IOS XR Softw are Basic Trouble shoot ing Com mands • Using th e tracero ute Comma nd, pa ge 7-4 • Using .
7-3 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 7 Trou bleshootin g the Cisco IOS XR Softwa re Basic Tr oubleshoot ing Commands Using the pin g Command Use the ping comm and to dia gnose network c onnec tivity . I n EX EC m ode, e nter a host name o r an IP address as a n argument to thi s command .
7-4 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 7 Troub lesh ootin g the Cisc o IOS XR Softw are Basic Trouble shoot ing Com mands Each exc lamat ion po int ( !) i ndicate s rece ipt o f a reply . A period (.) i ndica tes th e net work server time d out whil e waiting for a re ply .
7-5 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 7 Trou bleshootin g the Cisco IOS XR Softwa re Basic Tr oubleshoot ing Commands Examples In the follo wing exam ple, the route for an IP address is display ed: RP/0/RP0/CPU0:router# traceroute 10.
7-6 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 7 Troub lesh ootin g the Cisc o IOS XR Softw are Basic Trouble shoot ing Com mands cctl Chassis control driver process debug cetftp Control .
7-7 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 7 Trou bleshootin g the Cisco IOS XR Softwa re Config uration Error Messages Ente r t he show de bug conditions command to d isplay the conditiona l deb ugging status.
7-8 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 7 Troub lesh ootin g the Cisc o IOS XR Softw are Configur ation E rror Mes sages Configuration Fail ures Du ring a Commit Operation A target configur ation is added to the runni ng configura tion of a ro uter when the commit comman d is entered.
7-9 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 7 Trou bleshootin g the Cisco IOS XR Softwa re Memory Wa rnings in Configuration Sessions Memory Warnings in Configuratio n Sessions The Cisco IOS XR softwar e automatically monitors and manages the syste m resources in a router .
7-10 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 7 Troub lesh ootin g the Cisc o IOS XR Softw are Memory War nings in Con figuration Sessions “ERROR! MEM ORY IS IN SEVERE (or CRITICAL) STATE” When the m emory is i n a sev ere or cr itical state, rout er operation and performa nce is li kely to be affected.
7-11 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 7 Trou bleshootin g the Cisco IOS XR Softwa re Memory Wa rnings in Configuration Sessions Removin g Config urations to Resolv e Low- Memory W arnings T o re solve most low-memory probl ems, you sh ould re move the co nfigurati ons f rom the rou ter th at are consum ing the most memor y .
7-12 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 7 Troub lesh ootin g the Cisc o IOS XR Softw are Memory War nings in Con figuration Sessions Step 1 Ente r t he show memory summary command.
7-13 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 7 Trou bleshootin g the Cisco IOS XR Softwa re Interfaces Not Coming Up Contacting TAC for Add itional Ass istance If you re move configuratio ns and th e low-memory c onditio n rem ains, yo u may ne ed to co nta ct T A C for addit iona l assi stan ce.
7-14 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 7 Troub lesh ootin g the Cisc o IOS XR Softw are Interfaces Not Coming U p Note Line card s in Cisco CRS-1 routers are called modular services car ds (MSCs). The show platform comman d out put i s different f or Cisc o CRS-1 r outers and C isco X R 1200 0 Serie s Route rs.
7-15 Cisco IOS XR Getting Started Guide OL-10957-02 Chapter 7 Trou bleshootin g the Cisco IOS XR Softwa re Interfaces Not Coming Up POS0/1/0/0 unassigned Shutdown Down POS0/1/0/1 unassigned Shutdown D.
7-16 Cisco IOS XR Getting Started Guide OL-10957-02 Chapt er 7 Troub lesh ootin g the Cisc o IOS XR Softw are Interfaces Not Coming U p POS0/1/0/5 unassigned Shutdown Down POS0/1/0/6 unassigned Shutdo.
A- 1 Cisco IOS XR Getting Started Guide OL-10957-02 APPENDIX A Understanding Regular E xpressions, Special Characters, and Patterns This appendix d escribes the re gular expression s , special or wildca r d charac ters, and patterns that can be used wi th filt ers to search through co mmand output .
A- 2 Cisco IOS XR Getting Started Guide OL-10957-02 Appendi x A Understand ing Regula r Expressions, Special Charact ers, and Pattern s Special Charac ters Special Chara cters Certain keyboard ch aract ers have special me aning w hen used in regular expression s.
A-3 Cisco IOS XR Getting Started Guide OL-10957-02 Append ix A Underst anding Regu lar Expre ssions, Special Chara cters, an d Patterns Multiple-Character Patterns Multiple-Chara cter Patterns Multip le-chara cter regular express ions can be formed by joini ng let ters, digi ts, and keyboa rd charact ers that d o not h av e a special meaning.
A- 4 Cisco IOS XR Getting Started Guide OL-10957-02 Appendi x A Understand ing Regula r Expressions, Special Charact ers, and Pattern s Pattern Altern ation The orde r for match es using m ultipliers ( *, +, and ?) is to put th e longest construc t f ir st.
A-5 Cisco IOS XR Getting Started Guide OL-10957-02 Append ix A Underst anding Regu lar Expre ssions, Special Chara cters, an d Patterns Parentheses Used for Pattern Recall T o creat e a regular expres.
A- 6 Cisco IOS XR Getting Started Guide OL-10957-02 Appendi x A Understand ing Regula r Expressions, Special Charact ers, and Pattern s Parenthes es Used for Pattern Recal l.
GL-1 Cisco IOS XR Getting Started Guide OL-10957-02 GLOSSAR Y A AAA authentic ation, authoriz ation, and accounti ng. A network secu rity service that pr ovides the pri m ary frame work to set up ac cess control on a Cisco CRS-1 ro uter or access serv er .
Glos sary GL-2 Cisco IOS XR Getting Started Guide OL-10957-02 C card type The ty pe of the card inserted in a slo t. CDP Cisco Discovery Protocol. CDP runs on all Cisco devices so that these devices can learn ab out neighborin g de vices and e xchange information .
Glossary GL-3 Cisco IOS XR Getting Started Guide OL-10957-02 DIMM dual in- line memory module. Small circuit boards carrying me m ory inte g rated cir cuits, with signal and power pins on both sides of the bo ard, i n contrast to single-in- line memo ry modul es (SIMMs) .
Glos sary GL-4 Cisco IOS XR Getting Started Guide OL-10957-02 forwarding Pr o cess of sending a frame to ward its ultimate destinat io n by way of an internetworkin g dev ice. FRR fast rerout e. Auto matical ly rerout es traffic on a labe l swit ch path ( LSP) if a n ode or link i n an LSP fail s.
Glossary GL-5 Cisco IOS XR Getting Started Guide OL-10957-02 I ICMP Int ernet C ontrol Message Prot ocol. N etwor k layer I nternet (TCP/ IP) p roto col that repor ts e rrors an d provides o ther inf orma tion r elev ant to IP packet proce ssing. IEP IP e xplicit path.
Glos sary GL-6 Cisco IOS XR Getting Started Guide OL-10957-02 L Layer 2 Lay e r 2 ref ers to the dat a link layer o f the commonl y refere n ced mul tilayered commu nication m odel, Open Systems Interc onnection (OSI) . The data link layer contai ns the address inspected b y a b ridge or swit ch.
Glossary GL-7 Cisco IOS XR Getting Started Guide OL-10957-02 MPL S TE Mul tiprotoc ol Labe l Switchin g traff i c engin eerin g. A switchin g method tha t forwards IP traff i c using a label. This label instru cts the routers and switches in the network wh ere to f orward the pack ets based on pre-est ablishe d IP routing informa tion.
Glos sary GL-8 Cisco IOS XR Getting Started Guide OL-10957-02 OSI Open Systems Interc o nnection. Internationa l standardizatio n program create d by ISO and ITU- T to de velop standards for data netw orking that f acilitate multi ve ndor equipment in teroperabili ty .
Glossary GL-9 Cisco IOS XR Getting Started Guide OL-10957-02 PPP Point-to-Point Prot ocol. Succ essor to SLIP that pr ovides router-to-router a nd host-to-ne twork connec tions over synchron ous and async hronous c ircuits .
Glos sary GL-10 Cisco IOS XR Getting Started Guide OL-10957-02 routing metric A routing algor ithm determines that one route is better than another . This informatio n is stored in routin g tables. M etrics in clude ba ndwidth, commu nicati on cost, de lay , ho p count , load, MTU , path cost, and reliabilit y .
Glossary GL-11 Cisco IOS XR Getting Started Guide OL-10957-02 SNMP Simp le Netwo rk Manage ment Prot ocol. SN MP is the pro tocol go vern ing netw ork mana gement an d the monitori ng of networ k devices and their fun ction s. It is not nece ssarily limited to TCP/IP network s.
Glos sary GL-12 Cisco IOS XR Getting Started Guide OL-10957-02 TACACS T ermi nal Ac cess Cont roll er Acce ss Contro l Syste m. Aut hentic ation p rotocol , developed by the DDN community , that pro vides remote ac cess authentica tion and related service s, su ch as e vent lo g ging.
Glossary GL-13 Cisco IOS XR Getting Started Guide OL-10957-02 V VCSEL vertic al cavity surfac e emitting laser . vm A vm f ile is a Cisco IOS XR software f ile that can b e installed from R O M Monitor mod e. A vm f ile is typically used to instal l the Cisco I OS XR softwar e when th e softwar e has not yet b een installed or has been c orrup ted.
Glos sary GL-14 Cisco IOS XR Getting Started Guide OL-10957-02.
IN-1 Cisco IOS XR Getting Started Guide OL-10957-02 INDEX Symbols ? comm and 6-2 A abbr eviated co mmands , entering 6-2 abort co mm and 4-38 aborti ng com mand output 6-7 admin co mman d 3-39 adminis.
Index IN-2 Cisco IOS XR Getting Started Guide OL-10957-02 supported st andalo ne systems 1-1 cisco-supp ort user gro up 4-14 clear command 4-34, 7-11 clear config uration commit command 5-8 clear conf.
Inde x IN-3 Cisco IOS XR Getting Started Guide OL-10957-02 loading an altern ate 4-33 mode, e nteri ng E XEC c omman ds 4-21 overvi ew 4-23 reloading a failed configura tion 4-36 submodes 4-20 target .
Index IN-4 Cisco IOS XR Getting Started Guide OL-10957-02 F FCC serial num ber physical locat io n 3-6 file, redir ecting output to 6-8 filters, c o mmand outpu t 6-8 flash d isk config uration fi le .
Inde x IN-5 Cisco IOS XR Getting Started Guide OL-10957-02 M Manage ment Ethe rnet inter face config uring 4-39 displaying 4-40 DRP PLIM illustration 4-5 establis hing a conne ction t hrough 4-10 name.
Index IN-6 Cisco IOS XR Getting Started Guide OL-10957-02 O oim count comm and 3-31 oim insta nce co mmand 3-31 OIM LED car d illustration 3- 45 LED interpret ation 3-46 operator user gr oup 4-14 Optical In terfac e Module.
Inde x IN-7 Cisco IOS XR Getting Started Guide OL-10957-02 S save conf igurat ion comm and 4-33 SDR introduction 4-1 logging i n 4-11 named 4-1 owner 4-1 secre t command 5-15 secure do main route r Se.
Index IN-8 Cisco IOS XR Getting Started Guide OL-10957-02 show running -conf ig router ospf command 5-18 show runni ng-conf ig router stat ic comman d 5-16 show ru nning-confi g sanitized command 4-28.
Inde x IN-9 Cisco IOS XR Getting Started Guide OL-10957-02 termina l serv er, establi shing a conn ecti on thro ugh 4-8 terminal setti n gs, default values 1-13, 4-7, 4-9 time, setting the router cloc.
Index IN- 10 Cisco IOS XR Getting Started Guide OL-10957-02.
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 Cisco Router Cisco IOS XR 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 Cisco Router Cisco IOS XR - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Cisco Router Cisco IOS XR imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Cisco Router Cisco IOS XR ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Cisco Router Cisco IOS XR, 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 Cisco Router Cisco IOS XR.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Cisco Router Cisco IOS XR. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Cisco Router Cisco IOS XR 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.
