HP MSR2000/3000/4000 Router Series MPLS Configuration Guide
ii
LDP LSP configuration example ···························································································································· 28
Label acceptance control configuration example ······························································································ 33
Label advertisement control configuration example ·························································································· 37
Configuring MPLS TE ················································································································································· 43
Overview ········································································································································································· 43
TE and MPLS TE ····················································································································································· 43
MPLS TE basic concepts········································································································································ 43
Static CRLSP establishment ··································································································································· 43
Dynamic CRLSP establishment ····························································································································· 43
Traffic forwarding ·················································································································································· 45
Make-before-break ················································································································································ 46
Route pinning ························································································································································· 46
Tunnel reoptimization ············································································································································ 47
CRLSP backup ························································································································································ 47
FRR ·········································································································································································· 47
DiffServ-aware TE ·················································································································································· 48
Bidirectional MPLS TE tunnel ································································································································ 50
Protocols and standards ······································································································································· 51
MPLS TE configuration task list ····································································································································· 51
Enabling MPLS TE ·························································································································································· 52
Configuring a tunnel interface ······································································································································ 53
Configuring DS-TE ·························································································································································· 53
Configuring an MPLS TE tunnel to use a static CRLSP ································································································ 54
Configuring an MPLS TE tunnel to use a dynamic CRLSP ·························································································· 54
Configuration task list ··········································································································································· 55
Configuring MPLS TE attributes for a link ··········································································································· 55
Configuring MPLS TE tunnel constraints ·············································································································· 56
Establishing an MPLS TE tunnel by using RSVP-TE ····························································································· 58
Controlling CRLSP path selection ························································································································· 58
Controlling MPLS TE tunnel setup ························································································································ 60
Configuring traffic forwarding ······································································································································ 62
Configuring static routing to direct traffic to an MPLS TE tunnel ······································································ 62
Configuring PBR to direct traffic to an MPLS TE tunnel ····················································································· 62
Configuring a bidirectional MPLS TE tunnel ················································································································ 63
Configuring CRLSP backup ··········································································································································· 64
Configuring MPLS TE FRR ·············································································································································· 64
Enabling FRR ·························································································································································· 65
Configuring a bypass tunnel on the PLR ············································································································· 65
Configuring node fault detection ························································································································· 66
Configuring the optimal bypass tunnel selection interval ·················································································· 66
Displaying and maintaining MPLS TE ·························································································································· 67
MPLS TE configuration examples ·································································································································· 67
Establishing an MPLS TE tunnel over a static CRLSP ·························································································· 67
Establishing an inter-AS MPLS TE tunnel with RSVP-TE ······················································································ 72
FRR configuration example ··································································································································· 78
Configuring a static CRLSP ········································································································································ 84
Overview ········································································································································································· 84
Configuration procedure ··············································································································································· 84
Displaying static CRLSPs ················································································································································ 85
Static CRLSP configuration example ···························································································································· 85
Configuring RSVP ······················································································································································· 90
Overview ········································································································································································· 90
RSVP messages ······················································································································································ 90