R1
sys
sysname R1
int g0/0/0
ip add 10.0.13.1 24
int g0/0/1
ip add 10.0.12.1 24
int lo0
ip add 10.0.1.1 24
R2
sys
sysname R2
int g0/0/1
ip add 10.0.12.2 24
int g0/0/2
ip add 10.0.23.2 24
int lo0
ip add 10.0.2.2 24
R3
sys
sysname R3
int g0/0/0
ip add 10.0.13.3 24
int g0/0/2
ip add 10.0.23.3 24
int lo0
ip add 10.0.3.3 24
R2
ip route-s 10.0.13.0 24 10.0.23.3
ip route-s 10.0.3.0 24 10.0.23.3
R1
ip route-s 10.0.3.0 24 10.0.13.3
R2
ip route-s 10.0.13.0 255.255.255.0 10.0.12.1 pre 80
ip route-s 10.0.3.0 24 10.0.12.1 pre 80
R3
ip route-s 10.0.12.0 24 10.0.13.1
R1
ip route-s 0.0.0.0 0.0.0.0 10.0.13.3
ip route-s 0.0.0.0 0.0.0.0 10.0.12.2 pre 80
R3
ip route-s 10.0.12.0 24 10.0.23.2 pre 80