- Foundry Router User Guide

Foundry AR-Series Router User Guide
15 - 48 © 2004 Foundry Networks, Inc. June 2004
5. Configure the Cisco side:
With the tunnel properly configured and working, users on one side of the tunnel can ping users on the other side.
Configuring GRE Site to Site with IPSec
This example extends the first example by adding encryption to the tunnel.
1. Prepare the WAN link:
2. Configure the tunnel:
cisco > config t
cisco(config)#interface Ethernet2/0
cisco(config-if)#ip address 192.168.55.75255.255.255.0
cisco(config-if)#exit
cisco(config)#interface Tunnel 0
cisco(config-if)#ip address 103.1.1.1 255.255.255.0
cisco(config-if)#tunnel source 192.168.55.75
cisco(config-if)#tunnel destination 192.168.94.220
cisco(config-if)#exit
cisco(config)#ip route 0.0.0.0 0.0.0.0 192.168.55.254
cisco(config)#ip route 10.3.1.0 255.255.255.0 Tunnel0
Foundry# configure terminal
Foundry/ configure# interface bundle wan1
Foundry/ configure/interface/bundle wan1# link t1 1
Foundry/ configure/interface/bundle wan1# encapsulation ppp
Foundry/ configure/interface/bundle wan1# ip address 192.168.94.220
255.255.255.0
Foundry/ configure/interface/bundle wan1# crypto untrusted
Foundry/ configure/interface/bundle wan1# exit
Foundry/ configure# interface tunnel t0
Foundry/ configure/interface/tunnel t0# ip address 103.1.1.2 24
Foundry/ configure/interface/tunnel t0# tunnel source
192.168.94.220
Foundry/ configure/interface/tunnel t0# tunnel destination
192.168.55.75
Foundry/ configure/interface/tunnel t0# tunnel protection grecisco
secretkeyfortest
Foundry/ configure/interface/tunnel t0# crypto untrusted
Foundry/ configure/interface/tunnel t0# exit