Configuring a static route ······················································································································· 279

Configuring HoVPN ········································································································································ 279

Configuring an OSPF sham link ····················································································································· 280

Configuring a loopback interface ············································································································ 280

Redistributing the loopback interface route and OSPF routes into BGP ················································ 280

Creating a sham link ······························································································································ 281

Configuring routing on an MCE ······················································································································ 281

Configuring routing between an MCE and a VPN site ··········································································· 282

Configuring routing between MCE and PE ···························································································· 286

Specifying the VPN label processing mode ··································································································· 290

Configuring BGP AS number substitution and SoO ······················································································· 290

Configuring MPLS L3VPN FRR ····················································································································· 291

Resetting BGP connections ··························································································································· 292

Displaying and maintaining MPLS L3VPN ····································································································· 292

MPLS L3VPN configuration examples ··········································································································· 295

Configuring MPLS L3VPNs using EBGP between a PE and a CE ························································ 295

Configuring MPLS L3VPNs using IBGP between a PE and a CE ························································· 302

Configuring an MPLS L3VPN that uses a GRE tunnel ·········································································· 309

Configuring a hub-spoke network ·········································································································· 314

Configuring inter-AS option A ················································································································· 322

Configuring inter-AS option B ················································································································· 326

Configuring inter-AS option C ················································································································ 331

Configuring carrier's carrier ···················································································································· 337

Configuring nested VPN ························································································································· 344

Configuring multi-role host ····················································································································· 353

Configuring HoVPN ································································································································ 355

Configuring OSPF sham links ················································································································ 362

Configuring MCE ···································································································································· 367

Configuring BGP AS number substitution ······························································································ 371

Configuring BGP AS number substitution and SoO ··············································································· 374

Example 1 for configuring MPLS L3VPN FRR ······················································································· 376

Example 2 for configuring MPLS L3VPN FRR ······················································································· 378

Configuring IPv6 MPLS L3VPN ·································································· 381

Overview ························································································································································ 381

IPv6 MPLS L3VPN packet forwarding ··································································································· 381

IPv6 MPLS L3VPN routing information advertisement ·········································································· 382

IPv6 MPLS L3VPN network schemes and functions ············································································· 382

IPv6 MPLS L3VPN configuration task list ······································································································ 383

Configuring basic IPv6 MPLS L3VPN ············································································································ 383

Configuring VPN instances ···················································································································· 383

Configuring route related attributes for a VPN instance ········································································· 384

Configuring routing between a PE and a CE ························································································· 387

Configuring routing between PEs ··········································································································· 390

Configuring routing features for the BGP-VPNv6 subaddress family ····················································· 390

Configuring inter-AS IPv6 VPN ······················································································································ 392

Configuring inter-AS IPv6 VPN option A ································································································ 392

Configuring inter-AS IPv6 VPN option B ································································································ 393

Configuring inter-AS IPv6 VPN option C ································································································ 393

Configuring routing on an MCE ······················································································································ 394

Configuring routing between an MCE and a VPN site ··········································································· 395

Configuring routing between an MCE and a PE ···················································································· 398

Resetting BGP connections ··························································································································· 401

Displaying information about IPv6 MPLS L3VPN ·························································································· 401

IPv6 MPLS L3VPN configuration examples ··································································································· 402

Configuring IPv6 MPLS L3VPNs ············································································································ 402

Configuring an IPv6 MPLS L3VPN that uses a GRE tunnel ·································································· 410

Configuring inter-AS IPv6 VPN option A ································································································ 414

Configuring inter-AS IPv6 VPN option C ································································································ 419

Configuring carrier's carrier ···················································································································· 425

Configuring MCE ···································································································································· 432

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