3com 3031 Instruccion De Instalación
730
C
HAPTER
54: BGP/MPLS VPN C
ONFIGURATION
[PE3-Ethernet3/0/0]ip address 192.168.13.1 255.255.255.0
[PE3-Ethernet3/0/0]quit
[PE3]interface ethernet 4/0/0
[PE3-Ethernet4/0/0]ip binding vpn-instance vpn-instance3.2
[PE3-Ethernet4/0/0]ip address 192.168.23.1 255.255.255.0
[PE3-Ethernet4/0/0]quit
Multi-role Host
Networking Case
Networking Requirement
A company provides VPN service with BGP/MPLS VPN.
The interface Serial1/0/0 connecting PE1 and CE1 is bound with VPN1 and the
interface Serial0/0/0 connecting PE2 and CE2 is bound with VPN2.
interface Serial0/0/0 connecting PE2 and CE2 is bound with VPN2.
PC1 is accessed into the VPN1 and VPN2 through CE1. The IP address for PC1 is
100.1.1.2.
100.1.1.2.
In the case the configuration is focused on this point:
With proper configuration of static route and routing policy, PC1 can access
packets in different VPNs and search routes in different VPN-instances.
packets in different VPNs and search routes in different VPN-instances.
Networking Diagram
Figure 177 Multi-role host networking diagram
Configuration procedure
1 Configure CE1.
■
Configure a default route to PE1 on CE1.
[CE1] ip route-static 0.0.0.0 0 1.1.1.1
2 Configure PE1
a Configure two VPN-instances respectively for VPN1 and VPN2 on PE1, set
different VPN-targets for them.
[PE1]ip vpn-instance vpn1
[PE1-vpn-vpn1]route-distinguisher 100:1
[PE1-vpn-vpn1]vpn-target 100:1 both
[PE1-vpn-vpn1]quit
PC1
100.1.1.2/24
Serial1/0/0:
2.1.1.1/24
Serial1/0/0:
2.1.1.2/24
Serial0/0/0:
1.1.1.1/24
Ethernet2/0/0:
100.1.1.1/24
Serial0/0/0:
1.1.1.2/24
CE1
PE1
PE2
PC2
Ethernet2/0/0:
110.1.1.1/24
Serial0/0/0:
3.1.1.2/24
CE2
Serial0/0/0:
3.1.1.1/24