iv
Configuration prerequisites ································································································································ 193
Configuration procedure ···································································································································· 193
Configuring SVC MPLS L2VPN ··································································································································· 195
Configuration prerequisites ································································································································ 195
Configuration procedure ···································································································································· 195
Configuring Martini MPLS L2VPN ······························································································································ 196
Creating a Martini MPLS L2VPN connection on a Layer 3 Ethernet interface/sub-interface ······················ 196
Creating a Martini MPLS L2VPN for a service instance ·················································································· 197
Configuring Kompella MPLS L2VPN ·························································································································· 199
Configuration prerequisites ································································································································ 200
Configuration procedure ···································································································································· 200
Enabling the MPLS L2VPN mix function····················································································································· 202
Displaying and maintaining MPLS L2VPN ················································································································ 203
Displaying the operation of MPLS L2VPN ········································································································ 203
Resetting BGP L2VPN connections ···················································································································· 204
MPLS L2VPN configuration examples ························································································································ 204
Example for configuring a local CCC connection ··························································································· 204
Example for configuring a remote CCC connection ······················································································· 206
Example for configuring SVC MPLS L2VPN ····································································································· 209
Example for configuring Martini MPLS L2VPN ································································································ 213
Example for configuring Kompella MPLS L2VPN ····························································································· 217
Example for configuring a Kompella local connection ··················································································· 219
Troubleshooting MPLS L2VPN ····································································································································· 221
Configuring MPLS L3VPN ······································································································································· 222
MPLS L3VPN overview ················································································································································ 222
MPLS L3VPN concepts ········································································································································ 223
MPLS L3VPN packet forwarding ························································································································ 225
MPLS L3VPN networking schemes ····················································································································· 226
MPLS L3VPN routing information advertisement ······························································································ 229
Inter-AS VPN ························································································································································ 230
Carrier’s carrier ··················································································································································· 233
Nested VPN ························································································································································· 235
Multi-role host ······················································································································································· 237
HoVPN ·································································································································································· 237
OSPF VPN extension ··········································································································································· 239
BGP AS number substitution ······························································································································· 242
Multi-VPN-instance CE ········································································································································ 243
MPLS L3VPN configuration task list ···························································································································· 244
Configuring basic MPLS L3VPN ································································································································· 245
Configuration prerequisites ································································································································ 245
Configuring VPN instances ································································································································ 245
Configuring routing between PE and CE ·········································································································· 248
Configuring routing between PEs ······················································································································ 254
Configuring routing features for BGP VPNv4 subaddress family ·································································· 254
Configuring inter-AS VPN ··········································································································································· 257
Configuration prerequisites ································································································································ 257
Configuring inter-AS option A ···························································································································· 258
Configuring inter-AS option B ···························································································································· 258
Configuring inter-AS option C···························································································································· 259
Configuring nested VPN ·············································································································································· 261
Configuration prerequisites ································································································································ 261
Configuring nested VPN ····································································································································· 261
Configuring multi-role host ·········································································································································· 262
Configuration prerequisites ································································································································ 262
