100
SPOKE Configuring:
interface Tunnel0
ip address 192.168.77.2 255.255.255.0
tunnel source cellular 1
tunnel mode gre multipoint
tunnel key 123
3: Configuring NHRP (next-hop routing protocol)
HUB Configuring:
ip nhrp network-id 10
SPOKE Configuring:
interface Tunnel0
ip nhrp map 192.168.77.1 203.86.63.234
ip nhrp network-id 10
ip nhrp nhs 192.168.77.1
4: Configuration of dynamic routing protocol:
HUB(config)# router rip
HUB(config-router)# network 192.168.0.1 255.255.255.0
HUB(config-router)# network 192.168.77.1 255.255.255.0
HUB (if-tun-1)# no ip rip split-horizon----------------------------------- Turn off split horizon
R2(config)# router rip
R2(config-router)# network 10.10.10.10 255.255.255.0
R2(config-router)# network 192.168.77.2 255.255.255.0
R3(config-if)# router rip
R3(config-router)# network 20.20.20.20 255.255.255.0
R3(config-router)# network 192.168.77.3 255.255.255.0
R4(config-if)# router rip
R4(config-router)# network 30.30.30.30 255.255.255.0
R4(config-router)# network 192.168.77.4 255.255.255.0