3com S7906E インストール手順
i
Table of Contents
1 MPLS L3VPN Configuration ·····················································································································1-1
MPLS L3VPN Overview ··························································································································1-1
Introduction to MPLS L3VPN ··········································································································1-1
MPLS L3VPN Concepts ··················································································································1-2
Multi-AS VPN···································································································································1-9
Carrier’s Carrier ·····························································································································1-12
Nested VPN···································································································································1-14
HoVPN···········································································································································1-16
OSPF VPN Extension····················································································································1-19
BGP AS Number Substitution ·······································································································1-21
MPLS L3VPN Configuration Task List ··································································································1-22
Configuring VPN Instances ···················································································································1-23
Creating a VPN Instance ···············································································································1-23
Configuring Basic MPLS L3VPN···········································································································1-26
Configuration Prerequisites ···········································································································1-26
Configuring a VPN Instance ··········································································································1-26
Configuring Inter-Provider VPN ············································································································1-35
Configuration Prerequisites ···········································································································1-35
Configuring Nested VPN ·······················································································································1-39
Configuration Prerequisites ···········································································································1-39
Configuring Nested VPN ···············································································································1-39
Configuring HoVPN·······························································································································1-40
Configuration Prerequisites ···········································································································1-40
Configuring HoVPNs ·····················································································································1-40
Configuring OSPF Sham Link···············································································································1-41
Configuration Prerequisites ···········································································································1-41
Configuring a Loopback Interface ·································································································1-42
Creating a Sham Link ····················································································································1-42
Configuring BGP AS Number Substitution ···························································································1-43
Configuration Prerequisites ···········································································································1-43