R1配置：
en
conf t
ho R1
no ip do lo
lin con 0
no exec-t
logg syn
exit
int f0/0
no shutdown
ip add 192.168.0.2 255.255.255.252
int f1/0
no shutdown
ip add 192.168.0.6 255.255.255.252
int f2/0
no shutdown
ip add 192.168.0.10 255.255.255.252
ip route 192.168.4.0 255.255.255.0 192.168.0.1
ip route 192.168.6.0 255.255.255.0 192.168.0.5
ip route 192.168.128.0 255.255.252.0 192.168.0.9
R2配置：
en
conf t
ho R1
no ip do lo
lin con 0
no exec-t
logg syn
exit
int f0/0
no shutdown
ip add 192.168.0.1 255.255.255.252
int lo0
ip add 192.168.4.1 255.255.255.192
int lo1
ip add 192.168.4.65 255.255.255.192
int lo2
ip add 192.168.4.129 255.255.255.224
ip route 0.0.0.0 0.0.0.0 192.168.0.2
R3配置：
en
conf t
ho R1
no ip do lo
lin con 0
no exec-t
logg syn
exit
int f0/0
no shutdown
ip add 192.168.0.5 255.255.255.252
int lo0
ip add 192.168.6.1 255.255.255.128
int lo1
ip add 192.168.6.129 255.255.255.224
ip route 0.0.0.0 0.0.0.0 192.168.0.6
R4配置：
en
conf t
ho R1
no ip do lo
lin con 0
no exec-t
logg syn
exit
int f0/0
no shutdown
ip add 192.168.0.9 255.255.255.252
int lo0
ip add 192.168.128.1 255.255.255.0
int lo1
ip add 192.168.130.1 255.255.255.0
ip route 0.0.0.0 0.0.0.0 192.168.0.10
最后结果如下图：
全通，实验完毕。
