Cisco Router 860, 880 Series User Manual

CH A P T E R
 
18-1
Cisco 860 and Cisco 880 Series Integrated Services Routers Software Configuration Guide
OL-xxxxx-xx
18
Deployment Scenarios
In the following sections, this chapter describes and shows some typical deployment scenarios for the 
Cisco 860 series and 880 series Intergrated Services Routers (ISRs):
 About the Deployment Scenarios, page 18-1
 Enterprise Small Branch, page 18-2
 Internet Service and IPSec VPN with 3G, page 18-3
 SMB Applications, page 18-4
 Enterprise Wireless Deployments...

 
18-2
Cisco 860 and Cisco 880 Series Integrated Services Routers Software Configuration Guide
OL-xxxxx-xx
Chapter 18      Deployment Scenarios
  Enterprise Small Branch
Power Over Ethernet
All Cisco 880 Series ISRs contain Power Over Ethernet (PoE) capabilities. See the Cisco 860 and Cisco 
880 Series Integrated Services Router Hardware Installation Guide for details.
Enterprise Small Branch
Figure 18-1 shows an Enterprise Small Branch deployment that uses the following technologies and 
features:...

 
18-3
Cisco 860 and Cisco 880 Series Integrated Services Routers Software Configuration Guide
OL-xxxxx-xx
Chapter 18      Deployment Scenarios
  Internet Service and IPSec VPN with 3G
Internet Service and IPSec VPN with 3G
Figure 18-2 shows a remote office deployment thats uses 3G wireless technology for both backup and 
primary applications to communicate to their enterprise data center. Besides providiing direct Internet 
access employing Network Address Translation (NAT), Cisco 880 series ISRs can...

 
18-4
Cisco 860 and Cisco 880 Series Integrated Services Routers Software Configuration Guide
OL-xxxxx-xx
Chapter 18      Deployment Scenarios
  SMB Applications
SMB Applications
Figure 18-3 shows a small-to medium-size business deployment (SMB) that uses the following 
technologies and features at each branch office:
 Easy VPN with Virtual Tunnel Interface (VTI) to simplify secure VPN for remote offices and 
teleworkers.
 Deep packet inspection firewall for security. Firewalls provide the first level...

 
18-5
Cisco 860 and Cisco 880 Series Integrated Services Routers Software Configuration Guide
OL-xxxxx-xx
Chapter 18      Deployment Scenarios
  Enterprise Wireless Deployments with LWAPP
Enterprise Wireless Deployments with LWAPP
Figure 18-4 shows an Enterprise wireless LAN deployment using Lightweight Access Point Protocol 
(LWAPP) and the following technologies and features:
 Broadband Internet access and VPN connection to a central site.
 Hybrid Remote Edge Access Point (H-REAP) provides wireless...

 
18-6
Cisco 860 and Cisco 880 Series Integrated Services Routers Software Configuration Guide
OL-xxxxx-xx
Chapter 18      Deployment Scenarios
  Enterprise Wireless Deployments with LWAPP 

CH A P T E R
 
19-1
Book Title
OL-xxxxx-xx
19
Troubleshooting
Use the information in this chapter to help isolate problems you might encounter or to rule out the router 
as the source of a problem. This chapter contains the following sections:
 Getting Started, page 19-1
 Before Contacting Cisco or Your Reseller, page 19-1
 ADSL Troubleshooting, page 19-2
 SHDSL Troubleshooting, page 19-2
 ATM Troubleshooting Commands, page 19-2
 Software Upgrade Methods, page 19-9
 Recovering a Lost Password, page 19-9...

 
19-2
Book Title
OL-xxxxx-xx
Chapter 19      Troubleshooting
  ADSL Troubleshooting
ADSL Troubleshooting
If you experience trouble with the ADSL connection, verify the following:
 The ADSL line is connected and is using pins 3 and 4. For more information on the ADSL 
connection, see the hardware guide for your router.
 The ADSL CD LED is on. If it is not on, the router may not be connected to the DSL access 
multiplexer (DSLAM). For more information on the ADSL LEDs, see the hardware installation 
guide...

 
19-3
Book Title
OL-xxxxx-xx
Chapter 19      Troubleshooting
  ATM Troubleshooting Commands
ping atm interface Command
Use the ping atm interface command to determine whether a particular PVC is in use. The PVC does 
not need to be configured on the router to use this command. 
Example 19-1 shows the use of this 
command to determine whether PVC 8/35 is in use.
Example 19-1 Determining If a PVC Is in Use
Router# ping atm interface atm 0 8 35 seg-loopback 
Type escape sequence to abort.
Sending 5,...

 
19-4
Book Title
OL-xxxxx-xx
Chapter 19      Troubleshooting
  ATM Troubleshooting Commands
     426 packets output, 46282 bytes, 0 underruns     0 output errors, 0 collisions, 2 interface resets
     0 output buffer failures, 0 output buffers swapped out
Router# show interface fastethernet 0
Ethernet0 is up, line protocol is up 
Hardware is PQUICC Ethernet, address is 0000.Oc13.a4db (bia0010.9181.1281)
Internet address is 170.1.4.101/24
MTU 1500 bytes, BW 10000 Kbit, DLY 1000 usec, reliability...