Output of show ip route on SW1
SW1#show ip route
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area
* - candidate default, U - per-user static route, o - ODR
P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 11 subnets, 3 masks
C 172.16.240.12/30 is directly connected, FastEthernet10/23
D 172.16.240.8/30
[90/28416] via 172.16.240.6, 00:03:08, GigabitEthernet1/2
C 172.16.240.4/30 is directly connected, GigabitEthernet1/2
D 172.16.240.20/30
[90/3072] via 172.16.240.6, 00:03:11, GigabitEthernet1/2
[90/3072] via 172.16.240.18, 00:03:11, GigabitEthernet1/1
D 172.16.225.1/32
[90/130816] via 172.16.240.6, 00:03:08, GigabitEthernet1/2
C 172.16.240.16/30 is directly connected, GigabitEthernet1/1
C 172.16.224.1/32 is directly connected, Loopback0
D 172.16.227.1/32
[90/130816] via 172.16.240.18, 00:03:11, GigabitEthernet1/1
D 172.16.226.1/32
[90/156160] via 172.16.240.13, 00:06:00, FastEthernet10/23
D 172.16.196.0/24
[90/30720] via 172.16.240.13, 00:06:00, FastEthernet10/23
D 172.16.197.0/24
[90/3072] via 172.16.240.18, 00:03:12, GigabitEthernet1/1
C 127.0.0.0/8 is directly connected, EOBC0/0
SW1#