iii
No TE LSA generated ······································································································ 127
Configuring a static CRLSP ···························································· 128
Overview ······························································································································ 128
Configuration procedure ·········································································································· 128
Displaying static CRLSPs ········································································································ 129
Static CRLSP configuration example ·························································································· 129
Network requirements ······································································································ 129
Configuration procedure ··································································································· 130
Verifying the configuration ································································································· 132
Configuring RSVP ········································································ 135
Overview ······························································································································ 135
RSVP messages ············································································································· 135
CRLSP setup procedure ··································································································· 136
RSVP refresh mechanism ································································································· 136
RSVP authentication ········································································································ 137
RSVP GR ······················································································································ 137
Protocols and standards ··································································································· 138
RSVP configuration task list ····································································································· 138
Enabling RSVP ····················································································································· 138
Configuring RSVP refresh ········································································································ 138
Configuring RSVP Srefresh and reliable RSVP message delivery ···················································· 139
Configuring RSVP hello extension ····························································································· 139
Configuring RSVP authentication ······························································································ 140
Specifying a DSCP value for outgoing RSVP packets ···································································· 141
Configuring RSVP GR ············································································································· 142
Enabling BFD for RSVP ·········································································································· 142
Displaying and maintaining RSVP ····························································································· 142
RSVP configuration examples ·································································································· 143
Establishing an MPLS TE tunnel with RSVP-TE ····································································· 143
RSVP GR configuration example ························································································ 147
Configuring tunnel policies ····························································· 150
Overview ······························································································································ 150
Configuring a tunnel policy ······································································································· 150
Configuration guidelines ··································································································· 150
Configuration procedure ··································································································· 151
Displaying tunnel information ···································································································· 152
Tunnel policy configuration examples ························································································· 152
Preferred tunnel configuration example ················································································ 152
Exclusive tunnel configuration example ················································································ 152
Tunnel selection order configuration example ········································································ 153
Preferred tunnel and tunnel selection order configuration example ············································· 153
Configuring MPLS L3VPN ······························································ 155
Overview ······························································································································ 155
Basic MPLS L3VPN architecture ························································································ 155
MPLS L3VPN concepts ···································································································· 155
MPLS L3VPN route advertisement ······················································································ 157
MPLS L3VPN packet forwarding ························································································· 158
MPLS L3VPN networking schemes ····················································································· 159
Inter-AS VPN ·················································································································· 161
Carrier's carrier ··············································································································· 165
Nested VPN ··················································································································· 167
HoVPN ·························································································································· 168
OSPF VPN extension ······································································································· 169
BGP AS number substitution ····························································································· 171
MPLS L3VPN FRR ·········································································································· 172
Protocols and standards ··································································································· 174
MPLS L3VPN configuration task list ··························································································· 174
Configuring basic MPLS L3VPN ································································································ 175
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