H3C Technologies H3C S12500-X Series Switches - Manual (Page 8)

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Configuring RSVP GR ···················································································································································· 86
Enabling BFD for RSVP ·················································································································································· 86
Displaying and maintaining RSVP ································································································································ 87
RSVP configuration examples ······································································································································· 87
Establishing an MPLS TE tunnel with RSVP-TE ···································································································· 87
RSVP GR configuration example ························································································································· 92
Configuring tunnel policies ········································································································································ 94
Overview ········································································································································································· 94
Configuring a tunnel policy ·········································································································································· 94
Configuration guidelines ······································································································································ 94
Configuration procedure ······································································································································ 95
Displaying tunnel information ······································································································································· 96
Tunnel policy configuration examples ························································································································· 96
Preferred tunnel configuration example ·············································································································· 96
Exclusive tunnel configuration example ·············································································································· 96
Tunnel selection order configuration example ··································································································· 97
Preferred tunnel and tunnel selection order configuration example ································································ 97
Configuring MPLS L3VPN ······································································································································· 100
Overview ······································································································································································· 100
Basic MPLS L3VPN architecture ························································································································· 100
MPLS L3VPN concepts ········································································································································ 101
MPLS L3VPN route advertisement ······················································································································ 102
MPLS L3VPN packet forwarding ························································································································ 103
MPLS L3VPN networking schemes ····················································································································· 104
Inter-AS VPN ························································································································································ 106
Carrier's carrier ··················································································································································· 109
Nested VPN ························································································································································· 111
HoVPN ·································································································································································· 113
OSPF VPN extension ··········································································································································· 115
BGP AS number substitution ······························································································································· 117
MPLS L3VPN configuration task list ···························································································································· 118
Configuring basic MPLS L3VPN ································································································································· 118
Configuration prerequisites ································································································································ 119
Configuring VPN instances ································································································································ 119
Configuring routing between a PE and a CE ··································································································· 121
Configuring routing between PEs ······················································································································ 126
Configuring BGP VPNv4 route control ············································································································· 126
Configuring inter-AS VPN ··········································································································································· 128
Configuring inter-AS option A ···························································································································· 129
Configuring inter-AS option B ···························································································································· 129
Configuring inter-AS option C···························································································································· 129
Configuring nested VPN ·············································································································································· 131
Configuring HoVPN ····················································································································································· 132
Configuring an OSPF sham link ································································································································· 133
Configuring a loopback interface ····················································································································· 134
Redistributing the loopback interface route ······································································································ 134
Creating a sham link ··········································································································································· 134
Specifying the VPN label processing mode on the egress PE ················································································· 135
Configuring BGP AS number substitution ·················································································································· 135
Enabling SNMP notifications for MPLS L3VPN ········································································································· 136
Displaying and maintaining MPLS L3VPN ················································································································ 136
MPLS L3VPN configuration examples ························································································································ 138
Configuring basic MPLS L3VPN ························································································································ 138