Cisco MWR 1941-DC-A manual

Americas Headquarters Cisco Systems, In c. 170 West Tasman Drive San Jose, CA 951 34-1706 USA http://www.ci sco.com Tel: 408 526-4000 800 553-NETS (638 7) Fax: 408 527-0883 Cisco MWR 1 941 -DC-A Mobile Wireless Edge Router Hardw are Installation Guide Marc h 23, 20 07 Customer Order Number: Text Part Number: OL -7872-02[...]

THE SPECIFICATION S AND INFORMATION REGARDING THE P RODUCTS IN THIS MA NUAL ARE SUBJECT TO CHANGE WITH OUT NOTICE. ALL STATEMENTS , INFORMATION, AND RECOMMENDATI ONS IN THI S MANUAL ARE BE LIEVED TO BE A CCURATE BUT ARE PRESENTED WI THOUT WARRANTY OF ANY KIND, EX PRESS OR IMPLIED. USERS MUST TAKE FULL RESPONSI BILITY FOR THEIR APPLICATION OF ANY PR[...]

iii Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 CONTENTS About This Guide vii Document Revision History viii Objectives viii Audience viii Organization viii Conventi ons ix Safety Warnings x Related Documentation xv Obtaining Documentation, Obtaining Support, and Security Guid elines xvi CHAPTER 1 Product [...]

Contents iv Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Cisco MWR 1941-DC-A Router Interface Numb ering 1-14 Slot and Port Numbering 1-14 Regulatory Compliance 1-15 CHAPTER 2 Preparing to Install the Router 2-1 Safety Guidelines 2-2 Safety with Equipment 2-2 Safety with Electricity 2-2 Preventing Electrost[...]

Contents v Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Connecting the Network Cables 3-10 Connecting the Cisco 2-port T1/E 1-RAN (VWIC-2T1/E1-RAN) Interface Cables 3-11 Cable-Management 3-1 4 Powering Up the Router 3-14 Checklist for Power Up 3-14 Front-Panel LEDs 3-1 4 Power-Up Procedure 3-1 5 Formatting [...]

Contents vi Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04[...]

vii Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 About This Guide This preface describes the objectiv es, audien ce, organizatio n, and con ventions of this har dwar e installation gu ide . Note Use this document along with the do cuments listed in the “Related Documentation” section on page xv . This p[...]

viii Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 About This Guide Document Revision Histo ry Document Revision History The Document Re vision History table b elow reco rds technical changes to this documen t. The table sho ws the document re vision numb er for the change, the date of the change, and a brie[...]

ix Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 About This Guide Conventions Conventions This guide uses the follo wing con ventio ns to con vey instructions and i nformation. Note Means reader take note . Notes contain helpful suggestions or references to material not co vered in the manual. T imesaver Mea[...]

x Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 About This Guide Safety Warnings Safety Warnings Safety warnings appear th roughout this publicati on in procedures that, if p erformed incorrectly , might harm you. A warning s ymbol preced es each warning statement. The safety w arnings provide safety guideli[...]

xi Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 About This Guide Safety Warnings Warnung WICHTIGE SICHERHEITSHINWEISE Dieses Warnsymbol b edeutet Gefahr . Sie befinden sich in einer Situation, die zu V erletzungen führen kann. Machen Sie sich vor d er Arbeit mit Geräten mit den Ge fahren elektrischer Scha[...]

xii Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 About This Guide Safety Warnings Va r n i n g ! VIKTIGA SÄKERHETSANVISNINGAR Denna varningssignal signalerar fara. Du befinner dig i en situation som kan leda till personskada. Innan du utför arbete på någon utrustning måste du vara medveten om fa rorna [...]

xiii Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 About This Guide Safety Warnings Avi so INSTRUÇÕES IMPORT ANTES DE SEGURANÇA Este símbolo de aviso significa perigo. V ocê se encontra em uma situação em que há risco de lesões corporais. Antes de trabalhar com qualquer equipam ento, esteja ciente d[...]

xiv Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 About This Guide Safety Warnings[...]

xv Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 About This Guide Related Documentation Related Documentation For informatio n beyond t he scope of this document, or for additional i nformation about the Cisco MWR 1941-DC-A router , refer to the follo wing publications: • Cisco Re gulatory Compli ance and [...]

xvi Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 About This Guide Obtaining Documentation, Obtain ing Support, and Security Guidelin es Obtaining Documentation, Obtaining Support, and Security Guidelines For info rmation on obtaining documentation, o btaining support, pro viding documentation feedback, secu[...]

CH A P T E R 1-1 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 1 Product Overview The Cisco MWR 1941-DC-A Mobile W ireless Edge Ro uter is a general purpose router platform specializing in 2/2.5G Glob al System for Mobile Communicat ion (GSM) and 3G Uni v ersal Mobile T elecommunication System (UMTS) Radio [...]

1-2 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 1 Produ ct Overview Introduction Introduction A typical RAN is composed of th ousands of Base T ranscei ver Stati ons (BTSs)/Node Bs, hundreds of Base Station Controll ers/Radio Network Controllers (BSCs/RNCs) , and se veral Mo bile Switching Centers [...]

1-3 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 1 Product Overview Introduction Cisco Abis and Iub Optimization over IP Implementation One solution that mobile wir eless operator’ s find of v alue is Cisco’ s ability to optimize RAN backhaul eff i ciency (see Figure 1- 2 ). For e xample, Cisco[...]

1-4 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 1 Produ ct Overview Introduction Cisco GSM Abis Optimization over IP The Cisco GSM Abis Optimization o ve r IP technology impro ves T1/ E1 bandwidth ef f iciency b y 33% to 50%, correspond ing to a GSM voice call capacity gain of 50 -100% pe r T1/E1, [...]

1-5 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 1 Product Overview Introduction Thus, the cell site becomes a physical Po int-of-Prese nce or POP fr om which to of fer hotspot services, or voice and wired ISP services to nearb y enterpri ses and residences. The corresponding tra f fic “rides for[...]

1-6 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 1 Produ ct Overview Hardware Descrip tion Hardware Description Contained in a standard shelf-rack enclosure, the Cisco MWR 1941-DC-A router weighs 10.5 po unds (4.77 kg). It measures 1.72 inches high x 17.5 i nches wide x 12.5 inches deep (4.37 cm x 4[...]

1-7 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 1 Product Overview Hardware Description • Front access cabling • Three green chassis LEDs (see the “Cisco MWR 1941-DC-A Router Front V ie w” section on page 1-7 for a description): – Po wer , labeled PWR (indicates w het her po wer supply i[...]

1-8 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 1 Produ ct Overview Hardware Descrip tion Figur e 1 -4 Cisco MWR 1 941 -DC-A Rout er Fr ont View LEDs Ta b l e s 1-1 , 1-2 , and 1-3 describe the Cisco MWR 1941-DC-A LEDs located on th e front panel. 65783 S EE M A N U A L B E F O R E IN S T A LL A T [...]

1-9 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 1 Product Overview Hardware Description Note In a redund ant configuration, when th e relays of th e 2-port T1/E1-RAN close, th e Data Carrier Detect LED on the T1 ports will remain on and the ALARM LED will go of f. When the router is inacti ve, the[...]

1-10 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 1 Produ ct Overview Hardware Descrip tion Figur e 1 -5 Cisco MWR 1 941 -DC-A Route r Rear V iew Advance Integration Module for ATM The 2-port T1/E1-RAN Optimi zation (VWIC-T1/EI-RAN) interf ace card provides redund ancy support where the incoming bit[...]

1-11 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 1 Product Overview Cisco Network M odules Interface Cards The Cisco MWR 1941-DC-A router supports th e follo wing interface cards: • 2-port T1/E1-RAN Optimization Interface Car d: VWIC-2T1/E1-RAN for GSM and U MTS T1/E1 and IP Backhaul T1 /E1 VWIC[...]

1-12 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 1 Produ ct Overview Compact Flash Memory Compact Flash Memory One internal 128MB fix ed compact flash (CF) de vice is used on the Cisco MWR 1941- DC-A router . This CF device is not field upgradeable , it is only installed at the factory . This CF d [...]

1-13 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 1 Product Overview Environmental Moni toring Temperature Sensor The Cisco MWR 1941-DC-A router uses a small, thre e-wire connector (Phoenix Contact part nu mber 1756272) for input to the po wer supply . The connector ships in the accessory kit. W it[...]

1-14 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 1 Produ ct Overview Cisco MWR 1941-DC-A Ro uter Interface Numbering Cisco MWR 1941-DC-A Router Interface Numbering Each network interface on a Cisco MWR 1941-DC-A rout er is identified by a slot number and a port number . Figure 1-6 sho ws an example[...]

1-15 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 1 Product Overview Regulatory Compliance • The two b uilt-in Ethernet 10/1 00 interfaces ar e Fast Et hernet 0/0 and Fast Ethernet 0/1. • The logical slot number for all 2-port T1/E1-RAN interfaces in the built-in 2-port T1/E1-RAN slot is always[...]

1-16 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 1 Produ ct Overview Regulatory Compliance[...]

CH A P T E R 2-1 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 2 Preparing to Install the Router This chapter describe s site requirements and equi pment needed to install you r Cisco MWR 1941-DC-A router . It includes the follo wing sections: • Safety Guidelines, page 2-2 • Before Y ou Begin, page 2-4 [...]

2-2 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 2 Prepa ring to Install the Router Safety Guidelines Safety Guidelines Before you be gin the installation of the Cisco MWR 1941-DC-A router , revie w the safety guidelines in this chapte r , the “Safety Precaution s” section on page 1-12 , and the[...]

2-3 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 2 Preparing to Install the Router Safety Guidelines War ni ng Before working on equipme nt that is connected to power line s, remove jewelry (including rings, necklaces, and watches). Met al objects will heat up when conn ected to power and ground an[...]

2-4 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 2 Prepa ring to Install the Router Before You Begin Preventing Electrostatic Discharge Damage Electrostatic disc harge (ESD) can damage equipm ent and impair e lectrical circuitry . ESD can occur when electronic printe d circuit cards are impro perly [...]

2-5 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 2 Preparing to Install the Router Site Planning Site Environment The Cisco MWR 1941-DC-A router is install ed in an equipment rack. The l ocation of your router and the layout of your equipment rack or wiring room ar e extremely important considerati[...]

2-6 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 2 Prepa ring to Install the Router Site Planning Method of Procedure As described pre v iously , part of your preparation incl udes re vie wing installation plans or MOPs. A n example of a MOP (pre-i nstallation checklist of tasks and considerations t[...]

2-7 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 2 Preparing to Install the Router Site Planning Inspect all items for shipp ing damage. If anything app ears to be damaged, or if you encounter problems installing or conf iguring your r out er , contact customer service. The Cisco Information P acke[...]

2-8 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 2 Prepa ring to Install the Router Site Planning Installation Checklist T o assist you with your instal lation and to pro vide a historical record of wh at was done, and by whom, use the following Installation Checklist. Make a cop y of this checklist[...]

2-9 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 2 Preparing to Install the Router Console and Auxilia ry Port Considera tions Creating a Site Log The Site Log (see Appendix C, “Site Log” for a sample Site Log) provides a record of all actions related to installing and maintaini ng the router .[...]

2-10 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 2 Prepa ring to Install the Router Console and Auxiliary Port Considerations Console Port Connections The router includes an EI A/TIA-2 32 asynchronous serial con sole port (RJ-45). Depending on the cable and the adapter used, this port will appear a[...]

CH A P T E R 3-1 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 3 Installing the Cisco MWR 1941-DC-A Router This chapter describes ho w to install your Cisco MWR 1941-DC-A router and ho w to connect it to networks and external de vices. This ch apter contains the following sections: • Network Modules and I[...]

3-2 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 3 Installing the Cisco MWR 1941-DC-A Router Network Mod ule s and Interfac e Cards Network Modules and Interface Cards Cisco routers are normally shipped wi th the NM -2W netw ork modules and the 2-port T1/E1-RAN interface card alread y installed. If [...]

3-3 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 3 Installin g the Cisco MWR 1941-DC-A Router Mounting the Cisco MWR 1941-DC-A Router Rack-Mounting Configuration Guidelines The follo wing informati on will help you plan you r equipment rack conf iguration: • When mounting the router to an equipme[...]

3-4 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 3 Installing the Cisco MWR 1941-DC-A Router Mounting the Ci sco MWR 1941-DC-A Router Figur e 3-1 Attac hing the Brac k et Proceed to the next sectio n, “Mounting the Cisco MWR 1941-DC-A Rou ter in a Rack” to contin ue the installati on. Mounting t[...]

3-5 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 3 Installin g the Cisco MWR 1941-DC-A Router Connecting the Chassis Grou nd and Power Note The vertical spacin g for EIA equipment racks is 1.75 inches (4.44 cm), with mounting holes spaced 1.5 inches (3.81 cm) apart. V ertical spac ing for WECO rack[...]

3-6 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 3 Installing the Cisco MWR 1941-DC-A Router Connecting the Chassis Ground and Power Figur e 3-2 Ci sco MWR 1 941 -DC-A Route r Rear V iew Follo w these procedures to ground the router to earth g round. Ensure you follo w any grounding requirements at [...]

3-7 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 3 Installin g the Cisco MWR 1941-DC-A Router Connecting the Chassis Grou nd and Power Figure 3-4 Cr imping a Ground Lug onto the Gr ound Wire Step 6 Use the scre w to attach the groun d lug or ring termin al and wire assembly to the rear of the route[...]

3-8 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 3 Installing the Cisco MWR 1941-DC-A Router Connecting Cab les Step 2 Plug the 3-pin black termin al block connector (Phoenix part number 17 56272; located in the accessory kit that ship ped with the router) into th e power con nector located on the r[...]

3-9 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 3 Installin g the Cisco MWR 1941-DC-A Router Connecting Cab les Cisco provides the fol lowin g cables and adapters for connecting your Cisco MWR 1941-DC-A router to a console terminal, PC, or modem: • One console adapter cab le (RJ-45-to-DB-9, bl u[...]

3-10 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 3 Installing the Cisco MWR 1941-DC-A Router Connecting Cab les Console Port Follo w these steps to connect a term inal or a PC running terminal emulation software to the console po rt on the rout er: Step 1 Connect the terminal using an RJ-45 rollov [...]

3-11 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 3 Installin g the Cisco MWR 1941-DC-A Router Connecting Cab les Connecting the Fixed Fast Ethernet In terface Cable The RJ-45 port supports standard straight-through and crosso ver Cate gory 5 unshielded twi sted-pair (UTP) cables. Cisco Systems doe[...]

3-12 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 3 Installing the Cisco MWR 1941-DC-A Router Connecting Cab les Step 2 Connect the end of one of the Y - cable stubs to the T1 or E1(RJ-48C) port on the Cisco 2-port T1/E1-RAN on the f irst router . Step 3 Connect the end of the other Y -cable stub to[...]

3-13 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 3 Installin g the Cisco MWR 1941-DC-A Router Connecting Cab les Y-Cable Specifications As described in the “Connecting the Cisco 2-port T1/E1-RAN (VWIC-2T1/E1-RAN) In terface Cables” section on page 3-11 depending on the Cisco MWR 19 41-DC-A rou[...]

3-14 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 3 Installing the Cisco MWR 1941-DC-A Router Powering U p the Router Cable-Management All Cisco router cables should be properly dressed so as not to interfere with each other or other pieces of equipment. Us e local practices to ensure th at the cabl[...]

3-15 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 3 Installin g the Cisco MWR 1941-DC-A Router Powering Up the Router – Off when no data is being transmitted. • Speed (SPEED), green: – On when 100-Mbps communi cation speed has been attain ed. – Of f when 10-Mbps communication speed ha s bee[...]

3-16 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 3 Installing the Cisco MWR 1941-DC-A Router Powering U p the Router The Class C Flash f ile system is similar to the st andard DOS f ile system; howe v er , a CF memory card formatted with the standard DOS f ile system does not sup port booting from [...]

3-17 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 3 Installin g the Cisco MWR 1941-DC-A Router Powering Up the Router CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC[...]

3-18 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 3 Installing the Cisco MWR 1941-DC-A Router Powering U p the Router Delete Files from a Flash Memory Card T o delete a file from a CF memory card, use the delete slot0: file n am e command. The follo wing e xample sho ws output for deletin g a Cisco [...]

3-19 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Ha rdware Installation Guide OL-7872-04 Chapter 3 Installin g the Cisco MWR 1941-DC-A Router Powering Up the Router 00000120: 679C4A80 3C018001 AC3DC70C 3C018001 g.J. <... ,=G. <... 00000130: AC3FC710 3C018001 AC24C714 3C018001 ,?G. <... ,$G. <... 00000140: AC25C718 3C018001 AC26C71C [...]

3-20 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Chapter 3 Installing the Cisco MWR 1941-DC-A Router Powering U p the Router 128094208 bytes total (121626624 bytes free) Router# rmdir slot0:/config/test-config Remove directory filename [/config/test-config]? Delete slot0:/config/test-config? [confirm] Remo[...]

A-1 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware In stallation Guide OL-7872-04 APPENDIX A Troubleshooting Y our Cisco MWR 1941-DC-A router under goes extensi ve testing before it lea ves the fa ctory . If you encounter problems, use the informat ion in this appendix to h elp isolate problems or to eliminate t he router as the source of[...]

A-2 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Appendix A Troubleshooting Problem Solving • Cables—Ensure that the external cables connect ing the router to the networ k are all secure . Troubleshooting the Power and Cooling Systems Both the po wer LED and t he fans can help you troubleshoot a po wer [...]

A-3 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Appendix A Troubleshooting Problem Solving Troubleshooting Modules, Cables, and Connections Network pr oblems can be caused b y a module, cables or cable connections, or external de vices such as a modem, transcei ver , hub, wall jack, W AN interface, or term[...]

A-4 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Appendix A Troubleshooting Reading the LEDs Reading the LEDs The LEDs on the front panel of th e router and corresponding modules are aids for determi ning router and module performance and operati on. Figure A-1 sho ws the locations of the LEDs. Ta b l e A -[...]

A-5 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Appendix A Troubleshooting Reading the LEDs Note In a redund ant configuration, when the rel ays of the Cisco 2-port T1/E 1-RAN close, the Da ta Carrier Detect LED on the T1 ports will remain on an d the ALARM LED will go of f. When the router is inacti v e, [...]

A-6 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Appendix A Troubleshooting Reading the LEDs[...]

B-1 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware In stallation Guide OL-7872-04 APPENDIX B Cable Specifications If you prefer to b uild your o wn cables, this ap pendix provides cabl e specifications for the Cisco MWR 1941-DC-A router and the Cisco 2- port T1/E1-RAN interface card. This appendix inclu des the follo wing sections: • Co[...]

B-2 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Appendix B Cable Sp ecifications Console and Auxiliary Port Signals and Pinouts Console and Auxiliary Port Signals and Pinouts Y our router comes with a console and auxiliary cable kit, which contains the cable and adapters that you need to connec t a console[...]

B-3 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Appendix B Cable Specifications Console and Auxiliary Port Signals and Pinouts Ta b l e B - 2 lists the pin outs for the asynchron ous serial console port, th e RJ-45-to-RJ-45 rollo ver cab le, and the RJ-45-to-DB-25 female DTE adapter (labeled TERMIN AL). Au[...]

B-4 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Appendix B Cable Sp ecifications Fast Ethernet Co nnector Pinouts T o identify a rollov er cable compare the modular plug s at the two ends of the cable. When you hold the plugs side by side, wi th the tab at the back, the wire connected to the pin on th e ou[...]

B-5 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Appendix B Cable Specifications T1/E1 Port Pinouts (RJ-48) T1/E1 Port Pinouts (RJ-48) Figure B-4 sho ws the RJ-48C conn ector wiring for the T1/E1 cable fo r the Cisco 2- port T1/E1-RAN interface card; Ta b l e B - 5 sho ws the pinout conf iguration for the R[...]

B-6 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Appendix B Cable Sp ecifications T1/E1 Port Pinouts (RJ-48)[...]

C-1 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware In stallation Guide OL-7872-04 APPENDIX C Site Log The Site Log pro vides a record of all actions relat ed to installing and maint aining the router . Keep it in an accessible place near the cha ssis so that anyone who performs tasks has a ccess to it. Use the Installation Checklist (see [...]

C-2 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 Appendix C Site Log T able C-1 Site Lo g Date Description of Action Performed or Symptom Observed Initials[...]

IN-1 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 INDEX A adapter pinouts B-2, B-3 audience viii auxiliary port adapter pinouts B-3 connecting 3-10 connections 2-9, 2-10, 3-10 pinouts B-2, B-3 auxiliary port si gnaling cabling, DB-25 (tabl e) B-3 B back panel 1-10, 3-6, 3-7 before you begin unpacking and ch[...]

Index IN-2 Cisco MWR 1941-DC-A Mobile Wireless Edge Rout er Hardware Inst allation Gu ide OL-7872-04 H hardware installing 3-1 troubleshooting p rocedures A-1 I installati on checklist 2-8 hardware 3-1 mounting 3-2 tools requir ed 2-7 interface numbering 1-14 interface numbering 1-14 L LEDs front panel A-4 log site 2-9, C-1 M method of procedures S[...]

Index IN-3 Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide OL-7872-04 system 1-13 specifications, system 1-13 system specifications 1-13 T temperature sensor 1-13 tools required for installation 2-7 troubleshooting cables A-3 connections A-3 cooling system A-2 front panel LEDs A-4 modules A-3 power system A-2 V ventilati[...]

Index IN-4 Cisco MWR 1941-DC-A Mobile Wireless Edge Rout er Hardware Inst allation Gu ide OL-7872-04[...]