3com 3031 Instruccion De Instalación

[PE1]ip vpn-instance vpn2

[PE1-vpn-vpn2]route-distinguisher 100:2

[PE1-vpn-vpn2]vpn-target 100:2 both

[PE1-vpn-vpn2]quit

b Bind the interface connecting PE1 and CE1 with VPN 1.

[PE1]interface serial0/0/0

[PE1-Serial0/0/0]ip binding vpn-instance vpn1

[PE1-Serial0/0/0]ip address 1.1.1.1 255.255.255.0

[PE1-Serial0/0/0]quit

c Configure static route, so that PC1 can access the packets returned from VPN2 

and find correct route to PC1 in the VPN-instance for VPN1.

[PE1]ip route-static vpn-instance vpn2 100.1.0.0 16 vpn-instance 

d Define routing policy, so that if no route for the packets from PC1 is found in 

the VPN-instance for VPN1, the packets will be forwarded along the routes 
found in the VPN-instance for VPN2.

[PE1]acl number 101

[PE1-acl-adv-101]rule 0 permit ip source 100.1.1.2 0

[PE1-acl-adv-101]quit

[PE1]route-policy aaa permit node 10

[PE1-route-policy]if-match acl 101

[PE1-route-policy]apply access-vpn vpn-instance vpn2

[PE1-route-policy]quit

e Enable routing policy at the interface Serial0/0/0. 

[PE1]interface serial0/0/0

[PE1-Serial0/0/0]ip policy route-policy aaa

A VPN has sites both in City A and City B. The sites in City A are connected to the 
MPLS/VPN network of City A service provider (SP) with AS number as AS100, 
while the sites in City B are connected to the MPLS/VPN network of City B SP with 
AS number as AS200. The VPN goes through two ASs. CE1 and CE2 belong to 
VPN-A, while CE3 and CE4 belong to VPN-B.