ii
MPLS TE configuration ··············································································································································· 41
MPLS TE overview ·························································································································································· 41
Traffic engineering and MPLS TE ························································································································· 41
Basic concepts of MPLS TE ··································································································································· 42
MPLS TE implementation ······································································································································· 42
CR-LSP ····································································································································································· 43
CR-LDP ···································································································································································· 44
RSVP-TE ··································································································································································· 44
Traffic forwarding ·················································································································································· 48
CR-LSP backup ······················································································································································· 50
FRR ·········································································································································································· 50
PS for an MPLS TE tunnel ······································································································································ 51
DiffServ-aware TE ·················································································································································· 52
MPLS LDP over MPLS TE ······································································································································· 54
Protocols and standards ······································································································································· 55
MPLS TE configuration task list ····································································································································· 55
Configuring MPLS TE basic capabilities ······················································································································ 56
Configuration prerequisites ·································································································································· 56
Configuration procedure ······································································································································ 56
Configuring DiffServ-aware TE ····································································································································· 57
Creating MPLS TE tunnel over static CR-LSP ················································································································ 58
Configuration prerequisites ·································································································································· 58
Configuration procedure ······································································································································ 58
Configuring MPLS TE tunnel with dynamic signaling protocol ·················································································· 59
Configuration prerequisites ·································································································································· 60
Configuration procedure ······································································································································ 60
Configuring RSVP-TE advanced features ····················································································································· 65
Configuration prerequisites ·································································································································· 65
Configuration procedure ······································································································································ 65
Tuning CR-LSP setup ······················································································································································· 69
Configuration prerequisites ·································································································································· 69
Configuration procedure ······································································································································ 69
Tuning MPLS TE tunnel setup ········································································································································· 71
Configuration prerequisites ·································································································································· 72
Configuration procedures ····································································································································· 72
Configuring traffic forwarding ······································································································································ 73
Configuration prerequisites ·································································································································· 73
Configuration procedures ····································································································································· 73
Configuring traffic forwarding tuning parameters ······································································································ 75
Configuration prerequisites ·································································································································· 76
Configuration procedure ······································································································································ 76
Configuring CR-LSP backup ·········································································································································· 77
Configuration prerequisites ·································································································································· 78
Configuration procedure ······································································································································ 78
Configuring FRR ····························································································································································· 78
Configuration prerequisites ·································································································································· 79
Configuration procedure ······································································································································ 79
Inspecting an MPLS TE tunnel ······································································································································· 81
Configuring MPLS LSP ping ·································································································································· 81
Configuring MPLS LSP tracert ······························································································································· 81
Configuring BFD for an MPLS TE tunnel ·············································································································· 82
Configuring periodic LSP tracert for an MPLS TE tunnel ··················································································· 83
Configuring protection switching ································································································································· 84
Configuration prerequisites ·································································································································· 84
