PC-PT PC2-db PC-PT PC1-db PC-PT PC3-db Gig0/0 Gig0/0 2$11 R1-db 2911 R2-db PC-PT PC5-db 2960-24TT 1-db 2960-241 S2-db PC-PT PC6-db PC-PT PC4-db PC-PT PC7-db PC-PT PC8-db Use the following addresses and masks (you may use IPv6). Switches do not need to be configured with IP addresses. Remember to set hostname on routers and all display names to include your initials. Interface Fa0/0 Address Mask PC1 192.168.1.10 /24 PC2 Fa0/0 192.168.1.11 /24 PC3 Fa0/0 192.168.1.12 /24 PC4 Fa0/0 192.168.1.13 /24 R1 G0/1 192.168.1.1 /24 GO/0 10.1.1.1 /30 R2 GO/0 10.1.1.2 /30 G0/1 192.168.2.1 /24 PC5 Fa0/0 192.168.2.10 /24 PC6 Fa0/0 192.168.2.11 /24 PC7 Fa0/0 192.168.2.12 /24 PC8 Fa0/0 192.168.2.13 /24 Set default routes on R1 and R2. Use ip route 0.0.0.0 0.0.0.0 so traffic can go between subnets. Check your routing table using show ip route. Make sure all subnets are reachable.