Gateway of last resort is not set
B 192.168.8.0/24 [20/0] via 172.16.0.1, 00:38:46
B 192.168.9.0/24 [20/0] via 172.16.0.1, 00:38:46
B 192.168.10.0/24 [20/0] via 172.16.0.1, 00:38:46
B 192.168.11.0/24 [20/0] via 172.16.0.1, 00:38:46
B 192.168.12.0/24 [20/0] via 172.18.0.1, 00:37:53
B 192.168.13.0/24 [20/0] via 172.18.0.1, 00:37:53
B 192.168.14.0/24 [20/0] via 172.18.0.1, 00:37:53
B 192.168.15.0/24 [20/0] via 172.18.0.1, 00:37:53
C 172.16.0.0/16 is directly connected, Serial0
C 172.17.0.0/16 is directly connected, Serial1
C 172.18.0.0/16 is directly connected, Ethernet0
B 192.168.8.0/21 [200/0] via 0.0.0.0, 00:01:07, Null0