the duggan lab book…

is wow…  here is the routing table prior to redistribution and any real manicuring…  this guy is insane…

R4#sh ip route | b Gate
Gateway of last resort is not set

150.100.0.0/16 is variably subnetted, 4 subnets, 2 masks
D       150.100.2.0/24
[90/28672] via 120.100.46.100, 00:09:14, FastEthernet1/0.46
[90/28672] via 120.100.45.100, 00:09:14, FastEthernet1/0.45
D       150.100.3.0/24
[90/28416] via 120.100.46.100, 00:09:14, FastEthernet1/0.46
[90/28416] via 120.100.45.100, 00:09:14, FastEthernet1/0.45
D       150.100.0.0/16
[90/30720] via 120.100.46.6, 00:09:11, FastEthernet1/0.46
[90/30720] via 120.100.45.5, 00:09:11, FastEthernet1/0.45
D       150.100.1.0/24
[90/28672] via 120.100.46.100, 00:09:14, FastEthernet1/0.46
[90/28672] via 120.100.45.100, 00:09:14, FastEthernet1/0.45
120.0.0.0/8 is variably subnetted, 18 subnets, 3 masks
D       120.100.25.0/24
[90/2172416] via 120.100.45.5, 00:09:14, FastEthernet1/0.45
D       120.100.8.0/24
[90/156416] via 120.100.46.100, 00:09:11, FastEthernet1/0.46
[90/156416] via 120.100.45.100, 00:09:13, FastEthernet1/0.45
D       120.100.9.0/24
[90/156416] via 120.100.46.100, 00:09:13, FastEthernet1/0.46
[90/156416] via 120.100.45.100, 00:09:13, FastEthernet1/0.45
D       120.100.10.0/24
[90/156416] via 120.100.46.100, 00:09:14, FastEthernet1/0.46
[90/156416] via 120.100.45.100, 00:09:14, FastEthernet1/0.45
C       120.100.4.0/24 is directly connected, Loopback0
D       120.100.5.0/24
[90/156160] via 120.100.45.5, 00:09:16, FastEthernet1/0.45
D       120.100.6.0/24
[90/156160] via 120.100.46.100, 00:09:14, FastEthernet1/0.46
[90/156160] via 120.100.46.6, 00:09:14, FastEthernet1/0.46
[90/156160] via 120.100.45.100, 00:09:14, FastEthernet1/0.45
O IA    120.100.6.1/32
[110/2] via 120.100.45.100, 00:30:52, FastEthernet1/0.45
[110/2] via 120.100.34.100, 00:30:52, FastEthernet0/0
O IA    120.100.1.0/24 [110/66] via 120.100.34.3, 00:30:52, FastEthernet0/0
O IA    120.100.2.0/24 [110/66] via 120.100.45.5, 00:30:52, FastEthernet1/0.45
[110/66] via 120.100.34.3, 00:30:52, FastEthernet0/0
O IA    120.100.3.0/24 [110/2] via 120.100.34.3, 00:30:53, FastEthernet0/0
C       120.100.45.0/24 is directly connected, FastEthernet1/0.45
C       120.100.46.0/24 is directly connected, FastEthernet1/0.46
C       120.100.34.0/24 is directly connected, FastEthernet0/0
O IA    120.100.123.3/32 [110/1] via 120.100.34.3, 00:30:53, FastEthernet0/0
O IA    120.100.123.2/32
[110/65] via 120.100.45.5, 00:30:53, FastEthernet1/0.45
[110/65] via 120.100.34.3, 00:30:53, FastEthernet0/0
O IA    120.100.123.1/32 [110/65] via 120.100.34.3, 00:30:53, FastEthernet0/0
D       120.0.0.0/8
[90/30976] via 120.100.46.100, 00:09:17, FastEthernet1/0.46
[90/30976] via 120.100.45.100, 00:09:17, FastEthernet1/0.45
R4#

and after redist…

R1#sh ip route | b Gate
Gateway of last resort is not set

150.100.0.0/16 is variably subnetted, 4 subnets, 2 masks
O IA    150.100.2.0/24 [110/129] via 120.100.123.3, 01:00:56, Serial2/0
O E2    150.100.3.0/24 [110/20] via 120.100.123.3, 00:02:05, Serial2/0
O E2    150.100.0.0/16 [110/20] via 120.100.123.3, 00:02:05, Serial2/0
C       150.100.1.0/24 is directly connected, FastEthernet0/0
120.0.0.0/8 is variably subnetted, 17 subnets, 3 masks
O IA    120.100.25.0/24 [110/192] via 120.100.123.3, 01:00:56, Serial2/0
O E2    120.100.8.0/24 [110/20] via 120.100.123.3, 00:02:05, Serial2/0
O E2    120.100.9.0/24 [110/20] via 120.100.123.3, 00:02:05, Serial2/0
O E2    120.100.10.0/24 [110/20] via 120.100.123.3, 00:02:05, Serial2/0
O E2    120.100.4.0/24 [110/20] via 120.100.123.3, 00:02:05, Serial2/0
O E2    120.100.5.0/24 [110/20] via 120.100.123.3, 00:02:05, Serial2/0
O E2    120.100.6.0/24 [110/20] via 120.100.123.3, 00:02:05, Serial2/0
C       120.100.1.0/24 is directly connected, Loopback0
O       120.100.2.0/24 [110/129] via 120.100.123.3, 01:00:57, Serial2/0
O       120.100.3.0/24 [110/65] via 120.100.123.3, 01:00:57, Serial2/0
O IA    120.100.45.0/24 [110/193] via 120.100.123.3, 00:36:06, Serial2/0
O E2    120.100.46.0/24 [110/20] via 120.100.123.3, 00:02:06, Serial2/0
O IA    120.100.34.0/24 [110/65] via 120.100.123.3, 00:55:19, Serial2/0
O       120.100.123.3/32 [110/64] via 120.100.123.3, 01:00:57, Serial2/0
O       120.100.123.2/32 [110/128] via 120.100.123.3, 01:00:57, Serial2/0
C       120.100.123.0/24 is directly connected, Serial2/0
O E2    120.0.0.0/8 [110/20] via 120.100.123.3, 00:02:08, Serial2/0

good Lord…