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Configuring MCE ························································································································································· 1

Overview ············································································································································································ 1

MPLS L3VPN overview ············································································································································· 1

MPLS L3VPN concepts ············································································································································· 2

Multi-VPN-instance CE ············································································································································· 4

Using MCE in tunneling applications ····················································································································· 5

Configuring routing on an MCE ······································································································································ 6

Route exchange between an MCE and a VPN site ······························································································ 6

Route exchange between an MCE and a PE ········································································································ 8

Configuring VPN instances ·············································································································································· 8

Creating a VPN instance ········································································································································· 8

Associating a VPN instance with an interface ······································································································ 9

Configuring route-related attributes of a VPN instance ························································································ 9

Configuring routing between MCE and VPN site ······························································································ 10

Configuring routing between MCE and PE ········································································································ 15

Resetting BGP connections ············································································································································ 19

Displaying and maintaining MCE ································································································································ 20

MCE configuration examples ······································································································································· 21

Using OSPF to advertise VPN routes to the PE ··································································································· 21

Using BGP to advertise VPN routes to the PE ····································································································· 26

Using tunnels to advertise VPN routes ················································································································ 29

Configuring IPv6 MCE ··············································································································································· 36

Associating a VPN instance with an interface ··································································································· 36

Configuring route attributes for a VPN instance ································································································ 37

Configuring routing on an IPv6 MCE ·························································································································· 38

Configuring routing between IPv6 MCE and VPN site ····················································································· 38

Configuring routing between IPv6 MCE and PE ································································································ 42

Resetting IPv6 BGP connections···································································································································· 45

Displaying information about IPv6 MCE ····················································································································· 45

IPv6 MCE configuration example ································································································································· 46

Configuring basic MPLS ············································································································································ 52

MPLS overview ······························································································································································· 52

Basic concepts ······················································································································································· 52

MPLS network structure ········································································································································· 54

LSP establishment and label distribution ············································································································· 54

MPLS forwarding ··················································································································································· 57

LDP ·········································································································································································· 58

Protocols ································································································································································· 60

MPLS configuration task list ··········································································································································· 60

Enabling the MPLS function ··········································································································································· 61

Configuring a static LSP ················································································································································ 62

Establishing dynamic LSPs through LDP ······················································································································· 63

Configuring MPLS LDP capability ························································································································ 63

Configuring local LDP session parameters ········································································································· 63