Manuel d'utilisation / d'entretien du produit OL-6426-02 du fabricant Cisco Systems
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3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 CONTENTS Preface 11 Audience 1-11 Organization 1-12 Conventi ons 1-13 Notes, Cautions, and Timesavers 1-13 Command Convention s 1-13 Related Documents 1-14 Obtaining Documentation 1-14 Cisco.
Contents 4 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Configure the Wireless Interface 1-9 Configuring a Loopback Interface 1-9 Configuration Example.
Contents 5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Configuration Example 4-11 Verifying Your Configuration 4-12 CHAPTER 5 Configuring a LAN with .
Contents 6 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Enable Policy Lookup 7-5 Configure IPSec Transforms and Protocols 7-6 Configure the IPSec Crypt.
Contents 7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Backup Interfaces 13-1 Configuring Backup Interfaces 13-2 Floating Sta tic Routes 13-2 Configu.
Contents 8 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 PART 3 Reference Information APPENDIX A Cisco IOS Software Basic Skills A-1 Configuring the Rou.
Contents 9 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 NAT B-7 Easy IP (Phase 1) B-8 Easy IP (Phase 2) B-8 QoS B-9 IP Precedence B-9 PPP Fragmentatio.
Contents 10 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02.
1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Preface This software conf iguration guide prov ides instru ctions for using the Cisco command-line in.
2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Organization See the “ Org anization ” section of this pr eface to help you decide whi ch chapters contain th e information you need to conf igure y our router .
3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Conventions Conventions This guide uses the con ventions described in the fo llo wing section s for instructions and informatio n.
4 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Related Documents Related Documents Ta b l e 3 lists publications that provide related informat ion on these routers: Obtaining Documentation Cisco documentation and additi onal literature are a v ailable on Cisco.
5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Documentation Feedback Documentation DVD Cisco documentation and additi onal literature are a v ailable in a Documentation D VD package, which may ha ve shipped wi th your product.
6 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Obtaining Technica l Assistance • Obtain assistance with secur ity incidents that in volv e Cisco products. • Register to recei ve securi ty inform ation from Cisco.
7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Obtaining Technical Assista nce Access to all tools on the Cisco T echnical Support W e bsit e requires a Cisco.
8 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Obtaining Additional Pub lications and Information Se verity 3 ( S3)—Operational performance of your netw ork is impaired, b ut most b usiness operat ions remain functional.
P AR T 1 Get ting Star ted.
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CH A P T E R 1-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 1 Basic Router Configuration This chapter pro vides procedur es for conf iguring th e basic parameters of your Cisco router, including global parameter settings, routing protocols, interfaces, and c omma nd-line access.
1-2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 1 Basic Router Con figuration Viewing the Defa ult Configuration Viewing the Default Configuration When you f irst boot up your Cisco router , some basic configuration has already been performed.
1-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 1 Basic Router Configuration Viewing the Default Configuration Example 1 -1 Cisco 1812 Def ault Configur ation on Start up version 12.
1-4 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 1 Basic Router Con figuration Information Needed for Configuration interface FastEthernet8 no .
1-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 1 Basic Router Configuration Configuring Basic Parameters AAL5SN AP—This can be either routed RFC 1483 or bri dged RFC 1483. For rout ed RFC 1483, the service provider mu st provide you with a static IP addr ess.
1-6 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 1 Basic Router Con figuration Configuring Basic Parameters Configure Global Parameters Perform.
1-7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 1 Basic Router Configuration Configuring Basic Parameters Configure WAN Interfaces The Cisco 1811 and Cisco 1812 routers each h av e two F ast Ethernet interf aces for W AN connecti on.
1-8 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 1 Basic Router Con figuration Configuring Basic Parameters Configure the ATM WAN Interface This procedure appl ies only to the Cisco 1801 , Cisco 1802, and Ci sco 1803 models.
1-9 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 1 Basic Router Configuration Configuring Basic Parameters Configure the Wireless Interface The wireless interface enables connection to the rout er through a wireless LA N connection.
1-10 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 1 Basic Router Con figuration Configuring Basic Parameters Verifying Your Configuration T o v erify that yo u hav e properl y conf igured the loopback interface, enter the show interface loopback command.
1-11 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 1 Basic Router Configuration Configuring Basic Parameters For complete in formation abou t the command li ne commands, see the Cisco IOS Release 12.
1-12 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 1 Basic Router Con figuration Configuring Static Routes Configuration Example The follo wing conf iguration sho ws the command-line access commands.
1-13 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 1 Basic Router Configuration Configuring Dynamic Routes Configuration Example In the follo wing conf iguratio n example, th e static route sends out all IP pack ets with a destinatio n IP address of 192.
1-14 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 1 Basic Router Con figuration Configuring Dynamic Routes Configuring RIP Perform these steps .
1-15 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 1 Basic Router Configuration Configuring Enha nced IGRP Configuration Example The follo wing conf igur ation examp le sho ws RIP ver sion 2 enabled in IP netw ork 10.
1-16 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 1 Basic Router Con figuration Configuring Enhanc ed IGRP For complete in formation on the IP EIGRP comman ds, see the Cisco IOS Release 12.3 do cumentation set.
P AR T 2 Conf iguring Y our Router f or Ethernet and DSL A ccess.
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CH A P T E R 2-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 2 Sample Network Deployments This part of the softw are conf iguration guide presents a v ari ety of possible Ethernet- and Dig ital Subscriber Line (DSL)-based network conf igurat ions using Cisco 1800 series router s.
2-2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 2 Sample Network De ployments.
CH A P T E R 3-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 3 Configuring PPP over Ethernet with NAT The Cisco 1811 and Cisco 1812 inte grated services f ix ed-conf iguration routers support Point-to- Point Protocol ov er Ethernet (PPPoE) clients and network address t ranslation (N A T).
3-2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 3 Configuring PPP over Ethernet with NAT Configure the Virtual Private Dialup Networ k Group Number PPPoE The PPPoE Client feature on the router pro vides PPPoE client support on Ethernet interf aces.
3-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 3 Configuri ng PPP over Ethern et with NAT Configure the Fast Ethernet WAN Interfaces Config.
3-4 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 3 Configuring PPP over Ethernet with NAT Configure the Fast Ethe rnet WAN Interfaces Perform t.
3-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 3 Configuri ng PPP over Ethern et with NAT Configure the Dialer In terface Configure the Dia.
3-6 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 3 Configuring PPP over Ethernet with NAT Configure the Dialer Interface Step 7 dialer -group gr oup-number Example: Router(config-if)# dialer group 1 Router(config-if)# Assigns the dialer interface to a dialer group (1–10).
3-7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 3 Configuri ng PPP over Ethern et with NAT Configure Network Address Translation Configure N.
3-8 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 3 Configuring PPP over Ethernet with NAT Configure Network Address Translation Note If you want to use N A T with a virtual-template interf ace, you must conf igure a loopback i nterface.
3-9 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 3 Configuri ng PPP over Ethern et with NAT Configuration Example For complete in formation on the N A T commands, see the Cisco IOS Rel ease 12.
3-10 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 3 Configuring PPP over Ethernet with NAT Configuration Example Verifying Your Configuration Use the show ip nat statistics command in pri vileged EXEC mode to v erify N A T conf iguration .
CH A P T E R BET A DRAFT - CISC O C ONFIDENTIAL 4-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 121753 2 3 5 6 1 7 4 4 Configuring PPP over ATM with.
BET A DRAFT - CISC O C ONFIDENTIAL 4-2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 4 Con figuring PPP over ATM with NAT In this scenario, the .
BET A DRAFT - CISC O C ONFIDENTIAL 4-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 4 Configuring PPP over ATM with NAT Configure the Dialer .
BET A DRAFT - CISC O C ONFIDENTIAL 4-4 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 4 Con figuring PPP over ATM with NAT Configure the Dialer Interface Repeat these steps for any ad ditional dialer interf aces or dialer pools needed.
BET A DRAFT - CISC O C ONFIDENTIAL 4-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 4 Configuring PPP over ATM with NAT Configure the ATM WAN Interface Configure the ATM WAN Interface Perform these steps to conf igure the A TM interface, be ginning in global conf iguration mode.
BET A DRAFT - CISC O C ONFIDENTIAL 4-6 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 4 Con figuring PPP over ATM with NAT Configure DSL Signaling Protocol Configure DSL Signaling Protocol DSL signaling must be conf igured on the A TM interf ace for connection to yo ur ISP .
BET A DRAFT - CISC O C ONFIDENTIAL 4-7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 4 Configuring PPP over ATM with NAT Configure DSL Signaling Protoco l If you wish to change an y of these settin gs, use on e of the follo wing comman ds in global co nfigu ration mode.
BET A DRAFT - CISC O C ONFIDENTIAL 4-8 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 4 Con figuring PPP over ATM with NAT Configure DSL Signalin.
BET A DRAFT - CISC O C ONFIDENTIAL 4-9 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 4 Configuring PPP over ATM with NAT Configure Network Add.
BET A DRAFT - CISC O C ONFIDENTIAL 4-10 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 4 Con figuring PPP over ATM with NAT Configure Network Add.
BET A DRAFT - CISC O C ONFIDENTIAL 4-11 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 4 Configuring PPP over ATM with NAT Configuration Example Note If you want to use N A T with a virtual-template interf ace, you must conf igure a loopback i nterface.
BET A DRAFT - CISC O C ONFIDENTIAL 4-12 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 4 Con figuring PPP over ATM with NAT Configuration Example Note Commands marked by “ (defau lt) ” are generated a utomatically when you run the show running-config command.
CH A P T E R 5-1 Book Title OL-xxxxx-xx 5 Configuring a LAN with DHCP and VLANs The Cisco 1800 series integrated se rvices f ix ed-confi guration routers support clients on both physical LANs and virtual LAN s (VLANs).
5-2 Book Title OL-xxxxx-xx Chapter 5 Con figuring a LAN w ith DHCP and VLA Ns Configure DHCP • Config ure VLANs Note The procedures in this chapter assu me you hav e already conf igured basic router features as well as PPPoE or PPPoA with N A T .
5-3 Book Title OL-xxxxx-xx Chapter 5 Configuring a LAN with DHCP and VLANs Configure DHCP Configuration Example The follo wing conf iguratio n example sho w s a portion of the conf iguration file for t he DCHP confi guration described in this chapt er .
5-4 Book Title OL-xxxxx-xx Chapter 5 Con figuring a LAN w ith DHCP and VLA Ns Configure DHCP Verify Your DHCP Configuration Use the follo wing commands to vie w your DHCP co nfiguration. • show ip dhcp import — Displays the optional parameters impor ted into the DHCP serv er database.
5-5 Book Title OL-xxxxx-xx Chapter 5 Configuring a LAN with DHCP and VLANs Configure VLA Ns Configure VLANs Perform these steps to conf igure VLANs on your ro uter , be ginning in gl obal conf iguration mode: Verify Your VLAN Configuration Use the follo wing commands to vie w your VLAN conf iguration.
5-6 Book Title OL-xxxxx-xx Chapter 5 Con figuring a LAN w ith DHCP and VLA Ns Configure VLANs Translational Bridged VLAN: 1 Translational Bridged VLAN: 1003 VLAN ISL Id: 1003 Name: token-ring-default Media Type: Token Ring VLAN 802.
5-7 Book Title OL-xxxxx-xx Chapter 5 Configuring a LAN with DHCP and VLANs Switch Port Configurations Switch Port Configurations The 8 high speed Ethernet ports on the Cisco 1800 (f ixed) integ rated router supports 8 VLANs p er port.
5-8 Book Title OL-xxxxx-xx Chapter 5 Con figuring a LAN w ith DHCP and VLA Ns Switch Port Configuratio ns • Conf iguring VLANs ( required) • Config uring VLAN T ru nking Protocol (opt ional) • Config uring 802.
5-9 Book Title OL-xxxxx-xx Chapter 5 Configuring a LAN with DHCP and VLANs Switch Port Configurations Layer 2 Interfaces The integrated switch ports suppor t Layer 2 switchin g across Ethernet ports based o n Cisco IOS Catalyst Software. The y support simultaneous, parallel co nnections between Layer 2 Eth ernet segments.
5-10 Book Title OL-xxxxx-xx Chapter 5 Con figuring a LAN w ith DHCP and VLA Ns Switch Port Configuratio ns Note Per-Port enablin g and disabling of unkno wn multi cast and unicast pack ets is not support ed on the Cisco 1800 (Fix ed) confi guration router .
CH A P T E R BET A DRAFT - CISC O C ONFIDENTIAL 6-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 6 Configuring a VPN Using Easy VPN and an IPSec Tunnel The Cisco 1800 series integrated se rvices f ixe d-confi guration routers support the creatio n of V irtual Pri vat e Networks (VPNs).
BET A DRAFT - CISCO C ONFIDENTIAL 6-2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 6 Config uring a VPN Using Easy VPN and an IPSec Tunnel Cisco Easy VPN The Cisco Easy VPN client feature eliminates much of the tedious co nf iguration work b y implementing the Cisco Un ity Client protocol.
BET A DRAFT - CISCO C ONFIDENTIAL 6-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 6 Configuring a VPN Using Easy VPN and an IPSec Tunnel Configure th e IKE Policy An examp le sho wing the results of these conf iguration t asks is sho wn in the section “ Conf iguration Example .
BET A DRAFT - CISCO C ONFIDENTIAL 6-4 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 6 Config uring a VPN Using Easy VPN and an IPSec Tunnel Conf.
BET A DRAFT - CISCO C ONFIDENTIAL 6-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 6 Configuring a VPN Using Easy VPN and an IPSec Tunnel App.
BET A DRAFT - CISCO C ONFIDENTIAL 6-6 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 6 Config uring a VPN Using Easy VPN and an IPSec Tunnel Enab.
BET A DRAFT - CISCO C ONFIDENTIAL 6-7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 6 Configuring a VPN Using Easy VPN and an IPSec Tunnel Con.
BET A DRAFT - CISCO C ONFIDENTIAL 6-8 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 6 Config uring a VPN Using Easy VPN and an IPSec Tunnel Appl.
BET A DRAFT - CISCO C ONFIDENTIAL 6-9 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 6 Configuring a VPN Using Easy VPN and an IPSec Tunnel Cre.
BET A DRAFT - CISCO C ONFIDENTIAL 6-10 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 6 Config uring a VPN Using Easy VPN and an IPSec Tunnel Ver.
BET A DRAFT - CISCO C ONFIDENTIAL 6-11 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 6 Configuring a VPN Using Easy VPN and an IPSec Tunnel Co.
BET A DRAFT - CISCO C ONFIDENTIAL 6-12 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 6 Config uring a VPN Using Easy VPN and an IPSec Tunnel Con.
CH A P T E R BET A DRAFT - CISCO C ONFIDENTIAL 7-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 7 Configuring VPNs Using an IPSec Tunnel and Generic .
BET A DRAFT - CISCO C ONFIDENTIAL 7-2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 7 Con figuring VPNs Using an I PSec Tunnel and Generic Routi.
BET A DRAFT - CISCO C ONFIDENTIAL 7-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 7 Configuring VPNs Using an IPSec Tunnel and Generic Routi.
BET A DRAFT - CISCO C ONFIDENTIAL 7-4 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 7 Con figuring VPNs Using an I PSec Tunnel and Generic Routi.
BET A DRAFT - CISCO C ONFIDENTIAL 7-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 7 Configuring VPNs Using an IPSec Tunnel and Generic Routi.
BET A DRAFT - CISCO C ONFIDENTIAL 7-6 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 7 Con figuring VPNs Using an I PSec Tunnel and Generic Routi.
BET A DRAFT - CISCO C ONFIDENTIAL 7-7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 7 Configuring VPNs Using an IPSec Tunnel and Generic Routi.
BET A DRAFT - CISCO C ONFIDENTIAL 7-8 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 7 Con figuring VPNs Using an I PSec Tunnel and Generic Routi.
BET A DRAFT - CISCO C ONFIDENTIAL 7-9 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 7 Configuring VPNs Using an IPSec Tunnel and Generic Routi.
BET A DRAFT - CISCO C ONFIDENTIAL 7-10 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 7 Con figuring VPNs Using an I PSec Tunnel and Generic Rout.
BET A DRAFT - CISCO C ONFIDENTIAL 7-11 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 7 Configuring VPNs Using an IPSec Tunnel and Generic Routing Encapsulatio n Configuration Example ip address 10.
BET A DRAFT - CISCO C ONFIDENTIAL 7-12 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 7 Con figuring VPNs Using an I PSec Tunnel and Generic Rout.
CH A P T E R BET A DRAFT - CISCO C ONFIDENTIAL 8-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 8 Configuring a Simple Firewall The Cisco 1800 integ rated services routers support network traf f ic f iltering by means of access lists.
BET A DRAFT - CISCO C ONFIDENTIAL 8-2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 8 Co nfiguring a Simple Firewall In the conf iguration examp.
BET A DRAFT - CISCO C ONFIDENTIAL 8-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 8 Config ur ing a Simple Firewall Configure Access Lists C.
BET A DRAFT - CISCO C ONFIDENTIAL 8-4 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 8 Co nfiguring a Simple Firewall Apply Access Lists and Insp.
BET A DRAFT - CISCO C ONFIDENTIAL 8-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 8 Config ur ing a Simple Firewall Configuration Example Configuration Example A telecommuter is granted secure access to a corporat e network, using IPSec t unneling.
BET A DRAFT - CISCO C ONFIDENTIAL 8-6 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 8 Co nfiguring a Simple Firewall Configuration Example.
CH A P T E R BET A DRAFT - CISCO C ONFIDENTIAL 9-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 9 Configuring a Wireless LAN Connection The Cisco 180.
BET A DRAFT - CISCO C ONFIDENTIAL 9-2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 9 Con figuring a Wireless LAN Co nnection Configuration Task.
BET A DRAFT - CISCO C ONFIDENTIAL 9-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 9 Configuring a Wireless LAN Connection Configure the Root.
BET A DRAFT - CISCO C ONFIDENTIAL 9-4 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 9 Con figuring a Wireless LAN Co nnection Configure the Root Radio Station Step 5 vlan nu mber Example: Router(config-if-ssid)# vlan 1 Router(config-if-ssid)# Binds the SSID with a VLAN.
BET A DRAFT - CISCO C ONFIDENTIAL 9-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 9 Configuring a Wireless LAN Connection Configure B ridgin.
BET A DRAFT - CISCO C ONFIDENTIAL 9-6 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 9 Con figuring a Wireless LAN Co nnection Configure Radio Station Subinterface s Repeat Step 2 through Step 6 above for each VLAN that requires a wireless interface.
BET A DRAFT - CISCO C ONFIDENTIAL 9-7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 9 Configuring a Wireless LAN Connection Configuration Example Repeat these steps to configure more subinterfaces, as needed.
BET A DRAFT - CISCO C ONFIDENTIAL 9-8 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 9 Con figuring a Wireless LAN Co nnection Configuration Exam.
CH A P T E R BET A DRAFT - CISCO C ONFIDENTIAL 10-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 10 Sample Configuration This chapter collects the results of the Ethernet W A N interface, DHCP , VLAN, Easy VPN, and wireless interface conf igurations made in pre viou s chapters.
BET A DRAFT - CISCO C ONFIDENTIAL 10-2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 10 Sample Configuration ip address negotiated ppp authentic.
BET A DRAFT - CISCO C ONFIDENTIAL 10-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 10 Sa mple Configuration duplex auto speed auto ! interfa.
BET A DRAFT - CISCO C ONFIDENTIAL 10-4 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 10 Sample Configuration station-role root ! interface Dot11Radio0.
BET A DRAFT - CISCO C ONFIDENTIAL 10-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 10 Sa mple Configuration no ip http secure-server ! radius-server local nas 10.
BET A DRAFT - CISCO C ONFIDENTIAL 10-6 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 10 Sample Configuration.
CH A P T E R 11-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 11 Additional Configuration Options This part of the softw are conf iguration guid e d.
11-2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 11 Additional Configuration Options.
P AR T 3 Conf iguring Additional F e atures and T r oubleshooting.
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CH A P T E R 12-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 12 Configuring Security Features This chapter gi ves an ov ervie w of authentication, .
12-2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 12 Configu ring Security Features Configuring AutoSecure For info rmation about conf iguring .
12-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 12 Configuring Security Featur es Configuring a CBAC Firewall Access Groups A sequence of access list def ini tions bound together with a common name or number is called an access group.
12-4 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 12 Configu ring Security Features Configuring Cisco IOS Firewall IDS Configuring Cisco IOS Fi.
CH A P T E R 13-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 13 Configuring Dial Backup and Remote Management The Cisco 1800 integ rated services f ix ed-conf iguration routers support dial-in (for remote management) and dial-out (for dial backup) capabilities.
13-2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 13 Configurin g Dial Backup and Remote Management Dial Backup Feature Activation Methods Note.
13-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 13 Configuring Dial B ackup and Remo te Management Dial Backup Feature Activa tion Methods Configuring Floating Static Routes Static and dynamic routes are the t wo components of fl oating static routes.
13-4 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 13 Configurin g Dial Backup and Remote Management Dial Backup Feature Activation Methods Dialer Watch The dialer watch method o nly supports the Extended I nterior Gate way Routi ng Protocol (EIGRP) link-state dynamic routing p rotocols.
13-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 13 Configuring Dial B ackup and Remo te Management Dial Backup Fe ature Limitations Dial Ba.
13-6 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 13 Configurin g Dial Backup and Remote Management Dial Backup Feature Limitations Configuration Example The follo wing three e xamples sho w sample conf igurations fo r the three dial back up methods.
13-7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 13 Configuring Dial B ackup and Remo te Management Dial Backup Fe ature Limitations ! dsl operating-mode auto ! ! Dial backup interface, associated with physical BRI0 interface.
13-8 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 13 Configurin g Dial Backup and Remote Management Dial Backup Feature Limitations dsl operating-mode auto ! ! Dial backup interface, associated with physical BRI0 interface.
13-9 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 13 Configuring Dial B ackup and Remo te Management Configuring Dia l Backup and Remo te Managemen t Through the ISDN S/T Port dsl operating-mode auto ! ! Dial backup interface, associated with physical BRI0 interface.
13-10 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 13 Configurin g Dial Backup and Remote Management Configuring Dial Backup and Remote Ma nage.
13-11 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 13 Configuring Dial B ackup and Remo te Management Configuring Dia l Backup and Remo te Ma.
13-12 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 13 Configurin g Dial Backup and Remote Management Configuring Dial Backup and Remote Ma nage.
13-13 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 13 Configuring Dial B ackup and Remo te Management Configuring Dial Backup an d Remote Manag ement Through a V.92 Modem dialer string 384020 dialer-group 1 peer default ip address pool isdn ! ip local pool isdn 192.
13-14 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 13 Configurin g Dial Backup and Remote Management Configuring Dial Ba ckup and Remote Ma nagement Through a V.
13-15 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 13 Configuring Dial B ackup and Remo te Management Configuring Dial Backup an d Remote Manag ement Through a V.92 Modem Line Configuration Perform these steps to conf igure the line on the V .
13-16 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 13 Configurin g Dial Backup and Remote Management Configuring Dial Ba ckup and Remote Ma nagement Through a V.
CH A P T E R BET A DRAFT - CISCO C ONFIDENTIAL 14-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 14 Troubleshooting Use the information in this chapter to help isolate prob lems you might encounter or to rule ou t the router as the source of a problem.
BET A DRAFT - CISCO C ONFIDENTIAL 14-2 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 14 Troublesho oting ADSL Troub leshooting • Brief descrip.
BET A DRAFT - CISCO C ONFIDENTIAL 14-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 14 Troubleshooting ATM Troubleshooting Commands For details, see the “PortF ast Config uration Error” section in the Spanning T r ee Pr otocol Pr obl ems and Related Design Consider ations docu ment.
BET A DRAFT - CISCO C ONFIDENTIAL 14-4 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 14 Troublesho oting ATM Troubleshooting Commands Hardware is PQUICC_SAR (with Alcatel ADSL Module) Internet address is 14.
BET A DRAFT - CISCO C ONFIDENTIAL 14-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 14 Troubleshooting ATM Troubleshooting Commands show atm .
BET A DRAFT - CISCO C ONFIDENTIAL 14-6 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 14 Troublesho oting ATM Troubleshooting Commands T able 14-2 describes some o f the fields sho wn in the comman d output.
BET A DRAFT - CISCO C ONFIDENTIAL 14-7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 14 Troubleshooting ATM Troubleshooting Commands Example 14-4 Viewing A TM Er r ors Router# debug atm errors ATM errors debugging is on Router# 01:32:02:ATM(ATM0.
BET A DRAFT - CISCO C ONFIDENTIAL 14-8 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 14 Troublesho oting ATM Troubleshooting Commands 00:02:57: DSL: Sent command 0x5 00:02:57: DSL: Received response: 0x26 00:02:57: DSL: Unexpected response 0x26 00:02:57: DSL: Send ADSL_OPEN command.
BET A DRAFT - CISCO C ONFIDENTIAL 14-9 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 14 Troubleshooting Software Upgrade Methods T able 14-3 describes some of the f ields sho wn in the debug atm pack et command output.
BET A DRAFT - CISCO C ONFIDENTIAL 14-10 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 14 Troublesho oting Recovering a Lost Password Change the .
BET A DRAFT - CISCO C ONFIDENTIAL 14-11 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 14 Troubleshooting Recovering a Lost Password Reset the Router T o reset the router , follow these steps: Step 1 If break is enabled, go t o Step 2 .
BET A DRAFT - CISCO C ONFIDENTIAL 14-12 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 14 Troublesho oting Recovering a Lost Password Reset the P.
BET A DRAFT - CISCO C ONFIDENTIAL 14-13 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Gu ide OL-6426-02 Chapter 14 Troubleshooting Managing You r Router with SDM Managi.
BET A DRAFT - CISCO C ONFIDENTIAL 14-14 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide OL-6426-02 Chapter 14 Troublesho oting Managing Your Route r with SDM.
P AR T 4 Reference Inf ormation.
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A-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 APPENDIX A Cisco IOS Software Basic Skills Understanding ho w to use Cisco IOS software can sa v e you time when y ou are config uring your router . If you need a refresher , take a fe w minutes to read t his appendix.
A-2 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix A Cisco I OS Softwa re Basic Ski lls Understanding Command Modes Y ou can us e the terminal emulation software to change settings for the type of de vice that is connected to the PC, in this case a rout er .
A-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix A Cisc o IOS Software Basic Skills Understanding Command Modes T able A -2 Command Modes Summary Mode Access Method Prompt Exit and Entrance Method About This Mode User EXEC Begin a session with your router .
A-4 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix A Cisco I OS Softwa re Basic Ski lls Getting Help Getting Help Y ou can use the ques tion mark (?) a nd ar ro w ke ys to help you enter comman ds.
A-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix A Cisc o IOS Software Basic Skills Enable Secret Passw ords and Enable Passwords Enable Secret Passwords and Enable Passwords By default, the router ships with out password protection.
A-6 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix A Cisco I OS Softwa re Basic Ski lls Using Commands Using Commands This section pro vides some tips about entering Cisco IOS commands at the command-line interface (CLI).
A-7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix A Cisc o IOS Software Basic Skills Saving Config uration Chan ges Saving Configuration Chang.
A-8 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix A Cisco I OS Softwa re Basic Ski lls Where to Go Next.
B-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 APPENDIX B Concepts This appendix contains conceptual information that may be useful to In ternet service provi ders or network admin istrators when the y conf igure Cisco routers.
B-2 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix B Concepts SHDSL SHDSL SHDSL is a technology based on the G.SHDSL (G.9 91.2) standard that allo ws both data and v oice to be transmitted o ver the same l ine.
B-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix B Concepts PPP Authentication Protocols RIP and Enhanced IGRP dif fer in se v eral ways, as sh own in Ta b l e B - 1 . RIP RIP is an associated protocol for IP , and is widely used for routing protocol traf f ic ov er the Inter net.
B-4 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix B Concepts PPP Authentication Protocols (start/stop) and bit-o riented synchronous encap s u.
B-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix B Concepts TACACS+ TACACS+ Cisco 1800 fixed-configuration routers support the T erminal Access Controller Ac cess Control System Plus (T ACA CS+) protocol through T elnet.
B-6 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix B Concepts Dial Backu p PVC A PVC is a connection between remote hosts and ro uters. A PVC is establi shed for each A TM end node with which the router communicate s.
B-7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix B Concepts NAT line is up, the backup interface is placed in standb y mode. In standby mode, the backup interface is effecti vely shut do wn until it is en abled.
B-8 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix B Concepts Easy IP (Phase 1) T ranslations can be static or dynamic. A static address translation establishes a one-to-one mapping between t he inside ne twork and the o utside dom ain.
B-9 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix B Concepts QoS QoS This section descri bes Quality of Service (QoS) paramet ers, including t.
B-10 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix B Concepts QoS In general, multilink PPP wi th interlea ving is used in conjunc tion with CBWFQ and RSVP or IP Precedence to ensure voice packet deli v ery .
B-11 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix B Concepts Access Lists Access Lists W ith basic standard and static extend ed access list s, yo u can approximate session f iltering by using the established ke yword w ith the permit command.
B-12 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix B Concepts Access Lists.
C-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 APPENDIX C ROM Monitor The R OM monitor f irmwa re runs when the router is po we red up or reset. The fir mware helps to initialize the processor hardware an d boot the operating sy stem sof tware.
C-2 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix C ROM Monitor ROM Monitor Commands T imesaver Break (system in terrupt) is alw ays enabled for 60 second s after th e router reboot s, regardless of whet her it is set to on or of f in the co nfigu ration reg ister .
C-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix C ROM Monitor Command Descri ptions Command Descriptions Ta b l e C - 1 describes the most commonly used R OM moni tor commands.
C-4 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix C ROM Monitor Disaster Recovery with TFTP D ownload Note The commands described in this section are case sensiti ve and must be entered exactly as shown.
C-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix C ROM Monitor Disaster Recovery with TFTP Download Using the TFTP Download Command Perform these steps in R OM monitor mode to do wnload a f ile through TFTP .
C-6 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix C ROM Monitor Configuration Register Configuration Register The virtual conf iguration r egist er is in non volatil e RAM (NVRAM) and has the same fu nctionality as other Cisco routers.
C-7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix C ROM Monitor Console Download enabled are: diagnostic mode console baud: 9600 boot: the ROM.
C-8 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix C ROM Monitor Debug Commands Follo w these steps to run Xmodem: Step 1 Mo ve the image f ile to the local dri ve where Xmodem will ex ecute. Step 2 Enter the xmodem command.
C-9 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix C ROM Monitor Exiting the ROM Monitor • sysret —Displays return information f rom the last bo oted system image.
C-10 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix C ROM Monitor Exiting the ROM Monitor.
D-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 APPENDIX D Common Port Assignments Ta b l e D - 1 lists currently assigned T ransmission Cont rol Protocol (TCP) port numbers. T o the e xtent possible, the User Datagram Protocol (UDP) uses the same numbers.
D-2 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 Appendix D Common Po rt Assignments 77 – Any pri v ate RJE service 79 FINGER Finger 95 SUPDUP SUPDU.
IN-1 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 INDEX Symbols -? command C-3 ? command A-4, C-3 Numerics 802.
Index IN-2 Cisco 1800 Series Integrated Services Rout ers (Fixed) Soft ware Configuration Guide OL-6426-02 configuring 1-10, 9-5 broadcast intervals, RIP B-3 C CAR B-9 caution, described 1-13 CBAC fir.
Index IN-3 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 IP EIGRP 1-15 to 1-16 IPSec tunnel 6-1 loopback interface 1-9 to 1-10 NAT 4-9 PPPoE with NAT 3.
Index IN-4 Cisco 1800 Series Integrated Services Rout ers (Fixed) Soft ware Configuration Guide OL-6426-02 recovering 14-12 setting A-5 encapsulation B-6 See also examples Enhanced Interior Gateway Ro.
Index IN-5 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 interface port labels (table) 1-1 interfaces ATM displayin g status for 14-5 dialer B-6 interl.
Index IN-6 Cisco 1800 Series Integrated Services Rout ers (Fixed) Soft ware Configuration Guide OL-6426-02 network proto cols B-2 nonvolatile RAM See NVRAM note, described 1-13 NVRAM, sav ing changes .
Index IN-7 Cisco 1800 Series Integrated Services Rout ers (Fixed) Software Configuration Guide OL-6426-02 configuring 13-9, 13-13 reset command C-3 resetting configuration register value 14-12 passwor.
Index IN-8 Cisco 1800 Series Integrated Services Rout ers (Fixed) Soft ware Configuration Guide OL-6426-02 upgrading software, methods for 14-9 User Datagram Protocol See UDP user EXEC mode A-2, A-3 V V.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Cisco Systems OL-6426-02 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Cisco Systems OL-6426-02 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Cisco Systems OL-6426-02, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Cisco Systems OL-6426-02 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Cisco Systems OL-6426-02, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Cisco Systems OL-6426-02.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Cisco Systems OL-6426-02. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Cisco Systems OL-6426-02 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.