Manuale d’uso / di manutenzione del prodotto 1760 del fabbricante Cisco Systems
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vii Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 CONTENTS Preface xi Audience and Scope xi Organization xi Related Documentation xii Conventi ons xiii Notes, Cautions, and Warnings xiii Warning Definition xiv Commands xxii Obtaining Documentation xxii Cisco.
Contents viii Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Ports 1-4 System LEDs 1-5 Ethernet LEDs 1-5 WIC/VIC LEDs 1-6 Router Memory 1-9 Types of Memory 1-9 Amounts of Mem.
ix Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Contents Determining the Configuration Register Value 3-2 Resetting the Router 3-4 Resetting the Password 3-6 Resetting t.
Contents x Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 APPENDIX D Installing the Virtual Private Network Module D-1 Before You Begin D-1 VPN Module Parts D-1 Safety Warnin.
xi Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Preface This section discusses the intended audience, scope, and or ganization of the Cisco 1760 Router Har dwar e Installation Guide and def ines the c on ventions used to con v ey instructio ns and information.
Preface Related Do cumentation xii Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 • Chapter 3, “T roubleshooting,” describes some problems that you might ha ve with the router and ho w to solve thes e problems.
xiii Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Preface Conventions • Cisco W AN Interface Car ds Ha rd w a re I n s t a l l a t i o n G u i d e describes how to install and configure the WICs and VICs that are suppo rted by th e Cisco 1760 router.
Preface Conventions xiv Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Warning Definition War ni n g IMPORT ANT SAFETY INSTRUCTIONS This warning symbol me ans danger . Y ou are in a situation tha t could cause bodily injury .
xv Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Preface Conventions Attention IMPORT ANTES INFORMA TIONS DE SÉCURITÉ Ce symbole d'avertissement indique un danger . V ous vous trouvez dans une situation pouvant entraîner des blessures ou des domma ges corporels.
Preface Conventions xvi Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Advarsel VIKTIGE SIKKERHETSINSTRUKSJONER Dette advarselssymbolet betyr fare.
xvii Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Preface Conventions Va r n i n g ! VIKTIGA SÄKERHETSANVISNINGAR Denna varningssignal signalerar fara.
Preface Conventions xviii Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Avi s o INSTRUÇÕES IMPORT ANTES DE SEGURANÇA Este símbolo de aviso significa perigo. V ocê se encontra e m uma situação em que há risco de lesões corporais.
xix Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Preface Conventions Advarsel VIGTIGE SIKKERHEDSANVISNINGER Dette advarselssymbol betyder fare.
Preface Conventions xx Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03.
xxi Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Preface Conventions.
Preface Obtaining Documentation xxii Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Commands Ta b l e 1 describes the syntax used wi th the commands in this document. Obtaining Documentation Cisco documentation and add itional literatu re are a vailable on Cisco.
xxiii Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Preface Obtaining Documentation Cisco.com Y ou can access the most current Ci sco documentation at this URL: http://www .cisco.com/u ni vercd/home/ home.htm Y ou can access the Cisco website at this URL: http://www .
Preface Documentation Feedba ck xxiv Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 • Nonregist ered Cisco.com users can order documentation through a local account represe.
xxv Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Preface Obtaining Techn ical Assistance Reporting Security Problems in Cisco Products Cisco is committed to deli ve ring secure pr oducts. W e test our products internally before we release them, and we strive to correct all vul nerabilities quickly .
Preface Obtaining Technical Assistance xxvi Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Cisco Technical Support Website The Cisco T echnical Support W ebsite provid es online documents and tools for troubleshooting and resolv ing technical issues with Cisco pr oducts and technologies.
xxvii Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Preface Obtaining Techn ical Assistance For S1 or S2 service requests or if you do not hav e Internet access, contact the Cisco T A C by telephone. (S1 or S2 service requests are those in which your production netw ork is do wn or se verely de graded.
Preface Obtaining Additional Publ ications and Information xxviii Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Obtaining Additional Publications and Information Information ab out Cisco products, tech nologies, and netw ork solutions is av ailabl e from v arious online and pri nted sources.
xxix Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Preface Obtaining Additional Public ations and Information • W orld-class networking training is av ailable from Ci sco. Y ou can vie w current of ferings at this URL: http://www .
Preface Obtaining Additional Publ ications and Information xxx Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03.
CH A P T E R 1-1 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 1 Cisco 1760 Router Overview This chapter introduces the Cisco 1760 router, also referred to in this guide .
Chapter 1 Cisco 1760 Router Overview Key Features 1-2 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Key Features The Cisco 1760 router is a voice-and- data-capab le router that pro vides V oice-over -IP (V oIP) functionality and can carry v oice traf f ic (for example, telephone calls and f axes) o ve r an IP network.
1-3 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 1 Cisco 1760 Router Overview Ports and LEDs Ports and LEDs This section describes the router ports and LEDs, all o n the front panel, which are sho wn in Figure 1-2 and described in the section s immediately follo wi ng.
Chapter 1 Cisco 1760 Router Overview Ports and LEDs 1-4 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Ports The ports of the 1760 router are described in Ta b l e 1 - 2 .
1-5 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 1 Cisco 1760 Router Overview Ports and LEDs System LEDs The system LEDs, described in Ta b l e 1 - 3 , confirm t.
Chapter 1 Cisco 1760 Router Overview Ports and LEDs 1-6 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 WIC/VIC LEDs The WIC/VIC LEDs sho w network acti vity and status on the WIC and VIC ports. These LEDs are described in Ta b l e 1 - 5 .
1-7 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 1 Cisco 1760 Router Overview Ports and LEDs 1 - Serial and CSU/DSU Off. Green ISDN On when the sec ond ISDN B ch annel is conn ected. 2-port serial Blinks when data is being sent to or r eceiv ed from port 1 in slot 0.
Chapter 1 Cisco 1760 Router Overview Ports and LEDs 1-8 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 1 - Serial and CSU/DSU Off. Green ISDN On when the sec ond ISDN B ch annel is conn ected. 2-port serial Blinks when data is being sent to or r eceiv ed from port 1 in slot 1.
1-9 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 1 Cisco 1760 Router Overview Router Memory Router Memory This section descri bes the types of memory stored in the r outer and tells ho w to find out ho w much of each type the router has.
Chapter 1 Cisco 1760 Router Overview Router Memory 1-10 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 • Flash memory—This special kind of erasable, programmable memory contains a copy of the Cisco IOS soft ware. The Flash memory structure can store multiple copies of the Cisco IOS software.
1-11 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 1 Cisco 1760 Router Overview Unpacking the Router Basic Rate ISDN software, Version 1.
Chapter 1 Cisco 1760 Router Overview Additional Required Eq uipment 1-12 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Additional Required Equipment Depending on you r local.
1-13 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 1 Cisco 1760 Router Overview Additional Required Equipme nt Serial cable This cable connec ts a serial card to se rial services. Y ou must order this cable from Cisco.
Chapter 1 Cisco 1760 Router Overview Additional Required Eq uipment 1-14 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03.
CH A P T E R 2-1 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 2 Installation This chapter pro vides the instal lation procedures for the router .
Chapter 2 Installation Mounting the Router in a Rack 2-2 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 War ni n g This equipment need s to be grounded. Use a green and yellow 14 A WG ground wire to connect the ho st to earth ground during norm al use.
2-3 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 2 Installation Mounting the Ro uter in a Rack Figur e 2-1 Br ac k et Mounting Points T o install the rout er in .
Chapter 2 Installation Mounting the Router in a Rack 2-4 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Figure 2-2 At taching Brac k ets f or 19- and 24-Inc h Racks PVD M 0 O.
2-5 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 2 Installation Mounting the Ro uter in a Rack Attaching Brackets to the Rack After you attach the brackets to the router , use the four supplied number -12 Phillips machine scre ws to securely attach th e brackets to the rack, as sho wn in Figure 2-3.
Chapter 2 Installation Connecting the Ro uter to Your Local Netw ork 2-6 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Figure 2-4 Attac hing the Ca ble Guide to the Rout er Connecting the Router to Your Local Network The router is connected to your local Eth ernet network through the yello w 10/100 Ethernet port.
2-7 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 2 Installation Connecting the Router to Your Lo cal Network Follo w these steps to connect the router to your l ocal network: Step 1 Connect one end of the cable to t he yellow Ethernet port (labeled 10/10 0-Mbps Ethernet port ).
Chapter 2 Installation Installing WICs and VICs 2-8 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Installing WICs and VICs The router has four card slots that hold Cisco WICs an d VICs. Either one or two WICs may be installed, with the remaini n g slots holding VI Cs, as desired.
2-9 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 2 Installation Installing WICs and VICs War ni n g Before opening the chassis, disconnect the telephone-net work cables (from the card) to avoid contact with the telephone-network voltages.
Chapter 2 Installation Installing WICs and VICs 2-10 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Step 3 Remove the metal plate th at covers the card slot. Step 4 Hold the card by the edges on either side of the card front pane l, and line up the card edges with the guides inside the card slot, as shown in Figure 2-7 .
2-11 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 2 Installation Connecting Power to the Router Connecting Power to the Router Read the follo wing warn ings before connecting the po wer to the ro uter . War ni n g The power supply is designed to work with TN power sy stems.
Chapter 2 Installation Verifying the Installation 2-12 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Figure 2-8 Conne cting Po wer Step 2 Connect the other end of the sep arate pow er cord to a po wer outlet. Step 3 T urn the po wer switch on ( | ).
2-13 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 2 Installation Optional Installation Ste ps • SLO T 0 and SLO T 1 O K—On when a WIC or VIC is co rrectly installed in the slot. • SLO T 2 and SLO T 3 O K—On when a VIC is correctly installed in the slot.
Chapter 2 Installation Optional Installation Steps 2-14 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Figure 2-9 Connect ing the Consol e Cable to the Router Step 2 Connect the end of the cable with the DB -9 connec tor to the ter minal or PC.
2-15 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 2 Installation Optional Installation Ste ps Figure 2-1 0 Connecting a Modem to the Router Step 2 Connect the DB-9-to-DB-25 adapter to the DB-9 end of the console cable.
Chapter 2 Installation Optional Installation Steps 2-16 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03.
CH A P T E R 3-1 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 3 Troubleshooting Use the information in this chapter to help isolate problems wit h the router or to rule out the rout er as the source of the pr oblem.
Chapter 3 Troub leshooting Recovering a Lost Password 3-2 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Recovering a Lost Password This section describes ho w to reco v er a lost enable password and ho w to enter a new enable secret passw ord.
3-3 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 3 Tr oubleshooting Recovering a Lost Password Step 4 At the user EXEC pro mpt ( Router> ), enter the show ver.
Chapter 3 Troub leshooting Recovering a Lost Password 3-4 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Step 6 Record the break setting, as gi v en by bit 8 of t he configu ration regist er . • Break enabled—Bit 8 is set to 0.
3-5 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 3 Tr oubleshooting Recovering a Lost Password Step 5 Enter no in response to the prompts u ntil the follo wing message is displayed: Press RETURN to get started! Step 6 Press Return .
Chapter 3 Troub leshooting Recovering a Lost Password 3-6 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Resetting the Password Follo w these steps to reset an enable secr et.
3-7 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 3 Tr oubleshooting Problem-Solving Step 3 Press Ctrl-Z to e xit confi guration mode: Router(config)# Ctrl-Z Step 4 Reboot the ro uter , and enter the recovered enable password.
Chapter 3 Troub leshooting Problem-Solving 3-8 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Troubleshooting WICs and VICs Use the show diag command to help determine problems wit h a card.
3-9 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 3 Tr oubleshooting Problem-Solving Deviation Number : 0-0 Fab Version : 02 PCB Serial Number : ICP0339007X RMA T.
Chapter 3 Troub leshooting Problem-Solving 3-10 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Serial number 0014501612 Part number 800-02493-01 Test history 0x00 RMA number .
3-11 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 3 Tr oubleshooting Problem-Solving T able 3-2 T r oubleshootin g WICs and VICs Symptom Possible Solutions Router does not recognize the card. • Conf irm that the Cisco IOS rel ease installed in the router supports the WIC or VIC.
Chapter 3 Troub leshooting Problem-Solving 3-12 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Troubleshooting the Power System Ta b l e 3 - 3 lists symptoms of and possible solutions t o power prob lems. Router po wers on and boots only when a par ticular WIC or V IC is remov ed from the router .
3-13 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 3 Tr oubleshooting Problem-Solving Troubleshooting ISDN Because ISDN uses many variables and sup ports man y different conf igurati ons, it can sometimes cause problems for the rout er .
Chapter 3 Troub leshooting Problem-Solving 3-14 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 T able 3-4 T r oubleshooting ISDN WIC Symptom Check the Following Possible Solutions ISDN S/T Router is on, but t h e O K LED on the card is of f.
3-15 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Chapter 3 Tr oubleshooting Problem-Solving Fan Behavior The fans in the Cisco 1760 router are al ways on. The y are not thermostatically controlled, b ut they are normally operational.
Chapter 3 Troub leshooting Problem-Solving 3-16 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03.
A-1 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 APPENDIX A Technical Specifications Ta b l e A - 1 lists hardware and operating specif ications for the Cisco 1760 r outer . T able A -1 Router Specifications Description Specification Console port RJ-45.
Appendix A T echnical Specifications A-2 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Operating Specifications Operating temperatu re Storage temperature Operating humidity 32 to 104°F (0 to 40 °C). –40 to 149°F (–40 to 65 °C).
B-1 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 APPENDIX B Cabling Specifications This appendix describes cables and cabling guidelines for the r outer and contains the.
Appendix B Cabling Specifications Ethernet Network Ca bling Guidelines B-2 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Ethernet Network Cabling Guidelines Ta b l e B - 2 describes guidelines for creating Ethernet netw orks.
B-3 Cisco 1760 Modular Access Router Hardwa re Installation Guide 78-13342-03 Appendix B Cabling Specifications Console Cable and Adapter Console Cable and Adapter A console cab le is provided with yo ur rout er . Use this cable to connect the router to a PC or terminal.
Appendix B Cabling Specifications VIC Cables and Pinouts B-4 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 • Standard RJ-48S connector and cable to connect E&M VIC ports (brown) to a PBX line. The cable wiring depend s on the PBX type and connect ion.
B-5 Cisco 1760 Modular Access Router Hardwa re Installation Guide 78-13342-03 Appendix B Cabling Specifications Cables and Pinouts for 2-Port ISDN BRI Card The E&M VIC pinout depends on the PBX type and connection. Ta b l e B - 5 lists the pinouts for the E&M connecto r .
Appendix B Cabling Specifications Cables and Pinouts for 2-Port ISDN BRI Card B-6 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 T able B-6 Interf ace Pin Numb ers and Functi.
C-1 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 APPENDIX C Installing and Upgrading Memory and Packet Voice Data Modules This chapter describes ho w to instal l or upgr.
Appendix C Installing and Upgrading Memory and Packet Voice Data Modules Safety Information C-2 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 War ni n g Before opening the chassis, disconne ct the telephone-network cables to avoi d contact with telephone-network voltages.
C-3 Cisco 1760 Modular Access Router Hardwa re Installation Guide 78-13342-03 Appendix C Installing and Upgrading Memory and Packet Voice Data Modules Opening the Chassis Opening the Chassis Follo w these steps to open the chassis: Step 1 Make sure th at the router is turned of f and is disconnected fr om the po wer supply .
Appendix C Installing and Upgrading Memory and Packet Voice Data Modules Locating Module s C-4 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Step 4 Place the router bottom on an ant istatic mat, and be gin installi ng modules.
C-5 Cisco 1760 Modular Access Router Hardwa re Installation Guide 78-13342-03 Appendix C Installing and Upgrading Memory and Packet Voice Data Modules Installing a DIMM • 32 MB • 64 MB Use the s how ve rsi on command to see the router memory size.
Appendix C Installing and Upgrading Memory and Packet Voice Data Modules Installing a SIMM C-6 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Step 4 Press the DIMM f irmly into the slot until th e slot guides on each side of the slot mov e up and ov er the end of the DIMM.
C-7 Cisco 1760 Modular Access Router Hardwa re Installation Guide 78-13342-03 Appendix C Installing and Upgrading Memory and Packet Voice Data Modules Installing a PVDM Figure C-5 Installing a SIMM Installing a PVDM Y ou can install up to t wo PVDMs to support enh anced versi ons of digital signal processors (DSPs).
Appendix C Installing and Upgrading Memory and Packet Voice Data Modules Installing a PVDM C-8 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 The Cisco 1760 router has tw o PVDM slots. An y of the PVDMs can occup y either slot.
C-9 Cisco 1760 Modular Access Router Hardwa re Installation Guide 78-13342-03 Appendix C Installing and Upgrading Memory and Packet Voice Data Modules Installing a PVDM Figur e C-6 Installing a PVDM Step 3 If only one module is to be in stalled, install it into PVDM slot 0.
Appendix C Installing and Upgrading Memory and Packet Voice Data Modules Closing the Chassis C-10 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Closing the Chassis After ins.
D-1 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 APPENDIX D Installing the Virtual Private Network Module This chapter describes ho w to install the V irtual Pri vate Netw ork (VPN) module in your Cisco 1760 router .
Appendix D Installing th e Virtual Private Network Module Before You Begin D-2 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Safety Warnings War ni n g Before working on a sy stem that has an on/off switch, turn OFF the power and unplug the power cord.
D-3 Cisco 1760 Modular Access Router Hardwa re Installation Guide 78-13342-03 Appendix D Installing the Virtual Private Network Module Before You Begin War ni n g Only trained and qualified personnel sh ould be allowed to install or replace this equipment.
Appendix D Installing th e Virtual Private Network Module Installing the VPN Modu le in a Cisco 1760 Router D-4 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Caution T o avoid damaging the eq uipment, p eriod ically chec k the resi stance value of the antistatic stra p.
D-5 Cisco 1760 Modular Access Router Hardwa re Installation Guide 78-13342-03 Appendix D Installing the Virtual Private Network Module Installing the VPN Module in a Cisco 1760 Router Figur e D-1 Removing the Cisco 1 7 60 Chassis Scr ews Step 3 Gently slide the top co v er of the router toward y ou, as shown in Figure D-2 .
Appendix D Installing th e Virtual Private Network Module Installing the VPN Modu le in a Cisco 1760 Router D-6 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Installing the VPN Module Follo w the step s in this section to inst all the VPN module.
D-7 Cisco 1760 Modular Access Router Hardwa re Installation Guide 78-13342-03 Appendix D Installing the Virtual Private Network Module Installing the VPN Module in a Cisco 1760 Router Step 2 Locate the VPN module sock et, and inser t the VPN module, as sho wn in Figure D-4 .
Appendix D Installing th e Virtual Private Network Module Installing the VPN Modu le in a Cisco 1760 Router D-8 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Step 4 T urn the chassis over , and attach the stando f fs to it by using the screws p rovid ed, as shown in Figure D-6 .
D-9 Cisco 1760 Modular Access Router Hardwa re Installation Guide 78-13342-03 Appendix D Installing the Virtual Private Network Module Installing the VPN Module in a Cisco 1760 Router Closing the Cisc.
Appendix D Installing th e Virtual Private Network Module Installing the VPN Modu le in a Cisco 1760 Router D-10 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03.
E-1 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 APPENDIX E Installing the Echo Canceler Expansion Modules on Cisco Interface Cards This chapter pro vides informatio n a.
Appendix E E-2 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Echo Echo occurs when the speech energ y bein g generated and t ransmitted do wn the signal path is coupled into the receiv e pa th from the far end. This causes a speaker to hear the sound of his or her o wn v oice, delayed b y the total echo path delay time.
E-3 Cisco 1760 Modular Access Router Hardwa re Installation Guide 78-13342-03 Appendix E The follo wing echo canceler e xpansion modules are a v ailable for v oice-only support on the 1-port RJ-48 mul.
Appendix E E-4 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03.
IN-1 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 INDEX A accessory kit 1-11 adapter, included 1-11 AutoInstall suppor t 1-3 auxiliary port connecting to a modem 2-14 to.
Index IN-2 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 reset 3-4 show controll er 3-15 show isdn st atus 3-15 show startup-config 3-5 show tech-s upport 3-1 show vers ion .
IN-3 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Index network guid elines B-2 pinouts B-2 Ethernet COL LED 1-5 Ethernet hub connecting to 2-7 required 1-12 Ethernet LE.
Index IN-4 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 M memory DIMM installing C- 4 to C-6 location o n router C-4 DRAM 1-9 Flash description 1-10 location o n router C-4.
IN-5 Cisco 1760 Modular Ac cess Rout er Hardware Instal lation Guide 78-13342-03 Index troubleshooting 3-12 to 3-13 problem solving, router 3-7 publications See documentation PVDM and VIC combinat ion.
Index IN-6 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 ISDN 3-13 to 3-15 OK LED 3-7 to 3-8 password re covery 3-2 power system 3-12 to 3-13 WICs and VICs 3-8, 3-11 to 3-12.
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 Systems 1760 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 Systems 1760 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Cisco Systems 1760 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Cisco Systems 1760 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Cisco Systems 1760, 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 Systems 1760.
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 Systems 1760. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Cisco Systems 1760 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.
