Draw routers and label ports and show connections

R1>SH IP ROUTE

Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP

Gateway of last resort is not set

10.0.0.0/8 is variably subnetted, 3 subnets, 2 masks

C 10.10.1.0/30 is directly connected, Serial0/0/0

L 10.10.1.1/32 is directly connected, Serial0/0/0

192.168.10.0/24 is variably subnetted, 2 subnets, 2 masks

C 192.168.10.0/24 is directly connected, GigabitEthernet0/0

L 192.168.10.1/32 is directly connected, GigabitEthernet0/0

192.168.11.0/24 is variably subnetted, 2 subnets, 2 masks

C 192.168.11.0/24 is directly connected, GigabitEthernet0/1

L 192.168.11.1/32 is directly connected, GigabitEthernet0/1

R2>SH IP ROUTE

Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP

Gateway of last resort is not set

10.0.0.0/8 is variably subnetted, 4 subnets, 2 masks

C 10.10.1.0/30 is directly connected, Serial0/0/0

L 10.10.1.2/32 is directly connected, Serial0/0/0

C 10.10.1.4/30 is directly connected, Serial0/0/1

L 10.10.1.5/32 is directly connected, Serial0/0/1

R3>SH IP ROUTE

Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP

Gateway of last resort is not set

10.0.0.0/8 is variably subnetted, 3 subnets, 2 masks

C 10.10.1.4/30 is directly connected, Serial0/0/1

L 10.10.1.6/32 is directly connected, Serial0/0/1

192.168.30.0/24 is variably subnetted, 2 subnets, 2 masks

C 192.168.30.0/24 is directly connected, GigabitEthernet0/0

L 192.168.30.1/32 is directly connected, GigabitEthernet0/0

192.168.31.0/24 is variably subnetted, 2 subnets, 2 masks

C 192.168.31.0/24 is directly connected, GigabitEthernet0/1

L 192.168.31.1/32 is directly connected, GigabitEthernet0/1