for cisco

10.0.1.10 10.1.2.10 PC3 PC1 SW1 SW3 FE0/1 10.1.2.1/24 R3 R2 10.1.1.0/24 .1 .2 FEO/0 FE0/0 10.1.0.0/24 .1 .2 FE0/1 FEO/1 R4 FEO/1 10.0.0.0/24 10.0.1.1/24 R1 .1 .2 FE0/0 FEO/0 FE1/0 FE1/1 10.0.2.1/24 10.0.3.1/24 FE1/1 203.0.113.1/24 FE1/0 10.1.3.1/24 SW4 SW2 R5 203.0.113.2/24 FE0/0 10.1.3.2/24 FEO/1 10.0.3.2/24 Internet PC2 10.0.2.10 1. Configure loopback interface 0 on each router. Assign the IP address 192.168.0.x/32, where 'x' is the router number (for example 192.168.0.3/32 on R3.)