Cisco Router: GRE Tunnel Configuration

Cisco Router: GRE Tunnel Configuration

Following the basic configuration of a GRE Tunnel for Cisco IOS:

 

Topologie:

Configuration of the tunnel interface at Router Graz:

interface Tunnel0

ip address 192.168.222.2             255.255.255.0

tunnel source 170.1.0.1

tunnel destination 170.0.0.1

 

Verify the function via a traceroute!