2503b#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, * - candidate default
       U - per-user static route, o - ODR


Gateway of last resort is not set


O IA 192.168.64.0/24 [110/74] via 192.168.2.9, 01:30:40, Serial1
C    192.168.65.0/24 is directly connected, Ethernet0
O    192.168.66.0/24 [110/74] via 192.168.65.7, 01:30:40, Ethernet0
O IA 192.168.67.0/24 [110/75] via 192.168.2.9, 01:30:40, Serial1
C    192.168.1.0/24 is directly connected, Serial0
C    192.168.2.0/24 is directly connected, Serial1
O    192.168.3.0/24 [110/128] via 192.168.1.1, 03:07:46, Serial0
                    [110/128] via 192.168.2.9, 03:07:46, Serial1
O E1 192.168.16.0/24 [110/75] via 192.168.2.9, 00:05:26, Serial1
O IA 192.168.128.0/24 [110/74] via 192.168.1.1, 01:30:40, Serial0