R3303-HP HSR6800 Routers MPLS Configuration Guide
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MPLS L3VPN routing information advertisement ······························································································ 254
Inter-AS VPN ························································································································································ 255
Carrier's carrier ··················································································································································· 258
Nested VPN ························································································································································· 260
Multi-role host ······················································································································································· 262
HoVPN ·································································································································································· 262
OSPF VPN extension ··········································································································································· 264
BGP AS number substitution and SoO ·············································································································· 267
MPLS L3VPN FRR ················································································································································· 268
Multi-VPN-instance CE ········································································································································ 269
MPLS L3VPN configuration task list ···························································································································· 270
Configuring basic MPLS L3VPN ································································································································· 270
Configuration prerequisites ································································································································ 271
Configuring VPN instances ································································································································ 271
Configuring routing between a PE and a CE ··································································································· 275
Configuring routing between PEs ······················································································································ 281
Configuring routing features for BGP VPNv4 subaddress family ·································································· 281
Configuring inter-AS VPN ··········································································································································· 284
Configuring inter-AS option A ···························································································································· 284
Configuring inter-AS option B ···························································································································· 284
Configuring inter-AS option C···························································································································· 285
Configuring nested VPN ·············································································································································· 287
Configuring multi-role host ·········································································································································· 288
Configuring and applying policy routing ········································································································· 288
Configuring a static route ··································································································································· 289
Configuring HoVPN ····················································································································································· 289
Configuring an OSPF sham link ································································································································· 290
Configuring a loopback interface ····················································································································· 290
Redistributing the loopback interface route and OSPF routes into BGP ························································ 290
Creating a sham link ··········································································································································· 291
Configuring routing on an MCE ································································································································· 292
Configuring routing between an MCE and a VPN site ··················································································· 292
Configuring routing between MCE and PE ······································································································ 297
Specifying the VPN label processing mode ·············································································································· 300
Configuring BGP AS number substitution and SoO ································································································· 301
Configuring MPLS L3VPN FRR ···································································································································· 301
Resetting BGP connections ·········································································································································· 302
Displaying and maintaining MPLS L3VPN ················································································································ 303
MPLS L3VPN configuration examples ························································································································ 305
Configuring MPLS L3VPNs using EBGP between a PE and a CE ·································································· 305
Configuring MPLS L3VPNs using IBGP between a PE and a CE ··································································· 312
Configuring an MPLS L3VPN that uses a GRE tunnel ······················································································ 320
Configuring a hub-spoke network ····················································································································· 325
Configuring inter-AS option A ···························································································································· 333
Configuring inter-AS option B ···························································································································· 338
Configuring inter-AS option C···························································································································· 343
Configuring carrier's carrier ······························································································································ 349
Configuring nested VPN ····································································································································· 356
Configuring multi-role host·································································································································· 366
Configuring HoVPN ············································································································································ 367
Configuring OSPF sham links ···························································································································· 374
Configuring MCE ················································································································································ 379
Configuring BGP AS number substitution ········································································································· 384
Configuring BGP AS number substitution and SoO ························································································ 387