iiiConfiguring RSVP-TE resource reservation confirmation ················································································· 110Configuring RSVP authentication ······················································································································· 111Configuring DSCP for outgoing RSVP packets ································································································· 111Configuring RSVP-TE GR ····································································································································· 111Tuning CR-LSP setup ····················································································································································· 112Configuring route pinning ·································································································································· 112Configuring administrative group and affinity attribute ·················································································· 112Configuring CR-LSP reoptimization···················································································································· 113Tuning MPLS TE tunnel setup ······································································································································· 114Configuring loop detection ································································································································ 114Configuring route and label recording ············································································································· 114Configuring tunnel setup retry ···························································································································· 114Assigning priorities to a tunnel ·························································································································· 115Configuring traffic forwarding ···································································································································· 115Forwarding traffic along MPLS TE tunnels using static routes ········································································· 115Forwarding traffic along MPLS TE tunnels through automatic route advertisement······································ 116Configuring traffic forwarding tuning parameters ···································································································· 117Configuring the failed link timer ························································································································ 117Specifying the link metric type for tunnel path calculation ············································································· 118Configuring the traffic flow type of a tunnel ····································································································· 118Configuring CR-LSP backup ········································································································································ 119Configuring FRR ··························································································································································· 119Configuration prerequisites ································································································································ 119Enabling FRR on the headend of a primary LSP ······························································································ 120Configuring a bypass tunnel on its PLR ············································································································· 120Configuring node protection ······························································································································ 121Configuring the FRR polling timer ······················································································································ 121Inspecting an MPLS TE tunnel ····································································································································· 122MPLS LSP ping ····················································································································································· 122MPLS LSP tracert ·················································································································································· 122Configuring BFD for an MPLS TE Tunnel ··········································································································· 122Configuring periodic LSP tracert for an MPLS TE tunnel ················································································· 124Configuring protection switching ······························································································································· 125Displaying and maintaining MPLS TE ························································································································ 125MPLS TE configuration examples································································································································ 128MPLS TE using static CR-LSP configuration example························································································ 128MPLS TE using RSVP-TE configuration example ······························································································· 132RSVP-TE GR configuration example ··················································································································· 138MPLS RSVP-TE and BFD cooperation configuration example ········································································· 140CR-LSP backup configuration example ············································································································· 142FRR configuration example ································································································································· 146MPLS TE in MPLS L3VPN configuration example ····························································································· 154Troubleshooting MPLS TE ············································································································································ 162Configuring VPLS ···················································································································································· 163VPLS overview ······························································································································································ 163Basic VPLS concepts ············································································································································ 163PW establishment ················································································································································ 164MAC address learning and flooding ················································································································ 165VPLS loop avoidance ·········································································································································· 166VPLS packet encapsulation ································································································································· 166H-VPLS implementation ······································································································································· 167VPLS configuration task list ·········································································································································· 169Enabling L2VPN and MPLS L2VPN ···························································································································· 169Configuring LDP VPLS ·················································································································································· 169