ROUTER 1 PRINCIPAL interface loopback 0 ip address 1.1.1.1 255.255.255.255 exit interface f0/0 ip address 100.7.1.1 255.255.255.0 no shutdown ip nat inside exit interface f1/0 ip address 200.7.2.1 255.255.255.0 no shutdown ip nat inside exit interface f2/0 ip address dhcp mac-address 3C95.098A.B2D7 no shutdown ip nat outside exit router bgp 123 bgp router-id 1.1.1.1 neighbor 100.7.1.2 remote-as 100 neighbor 200.7.2.2 remote-as 200 network 1.1.1.1 mask 255.255.255.255 exit access-list 1 permit 192.168.17.0 0.0.0.255 access-list 1 permit 192.168.27.0 0.0.0.255 access-list 1 permit 100.7.1.0 0.0.0.255 access-list 1 permit 100.7.2.0 0.0.0.255 ip nat inside source list 1 interface f0/0 overload ------------------------------------------------------------------------------------------ R2 interface loopback 0 ip address 2.2.2.2 255.255.255.255 exit interface f0/0 ip address 100.7.1.2 255.255.255.0 no shutdown exit interface f1/0 no shutdown exit interface f1/0.17 encapsulation dot1q 17 ip addres 192.168.17.2 255.255.255.0 no shutdown exi router bgp 100 bgp router-id 2.2.2.2 neighbor 100.7.1.1 remote-as 123 network 2.2.2.2 mask 255.255.255.255 network 192.168.17.0 mask 0.0.0.255 network 192.168.27.0 mask 0.0.0.255 exit -------------------------- R3 interface loopback 0 ip address 3.3.3.3 255.255.255.255 exit interface f0/0 ip address 200.7.2.2 255.255.255.0 no shutdown exit interface f1/0 no shutdown exit interface f1/0.27 encapsulation dot1q 27 ip addres 192.168.27.2 255.255.255.0 no shutdown exi router bgp 200 bgp router-id 3.3.3.3 neighbor 200.7.2.1 remote-as 123 network 3.3.3.3 mask 255.255.255.255 exit ----------------------------------------------------------------------------