Hi all, please help me solving this issue,,,, I made a RSVP LSP between R1 and R7 which are in diffrent ISIS areas!!, I didnt disable the CSPF!! and the LSP came UP!!!
root# show label-switched-path r1-r7 { to 10.0.9.7; bandwidth 10m; } interface all; [edit logical-routers R1 protocols mpls] root# run show rsvp session logical-router R1 Ingress RSVP: 1 sessions To From State Rt Style Labelin Labelout LSPname 10.0.9.7 10.0.6.1 Up 0 1 FF - 100000 r1-r7 Total 1 displayed, Up 1, Down 0 !!!! root# run show route 10.0.9.7 logical-router R1 10.0.0.0/16 *[BGP/170] 00:00:08, localpref 100, from 10.0.3.3 AS path: I > to 10.0.4.13 via fxp1.13 [BGP/170] 00:00:08, localpref 100, from 10.0.3.4 AS path: I > to 10.0.4.17 via fxp1.14 inet.3: 1 destinations, 1 routes (1 active, 0 holddown, 0 hidden) + = Active Route, - = Last Active, * = Both 10.0.9.7/32 *[RSVP/7] 00:01:08, metric 10 > to 10.0.4.13 via fxp1.13, label-switched-path r1-r7 [edit logical-routers] root# I checked the IGP route to R7 lo, I found that R1 is using a BGP route advertised by R3.... after I delete the advertising for this aggregate route from R3,, so R1 is using default route I found that LSP came down ...... root# run show route 10.0.9.7 logical-router R1 inet.0: 61 destinations, 85 routes (59 active, 0 holddown, 2 hidden) + = Active Route, - = Last Active, * = Both 0.0.0.0/0 *[IS-IS/15] 01:44:05, metric 10 > to 10.0.4.13 via fxp1.13 to 10.0.4.17 via fxp1.14 [BGP/170] 00:23:03, localpref 100, from 10.0.3.3 AS path: 65222 I > to 10.0.4.13 via fxp1.13 to 10.0.4.17 via fxp1.14 [edit logical-routers] root# root# run show rsvp session logical-router R1 Ingress RSVP: 0 sessions Total 0 displayed, Up 0, Down 0 Egress RSVP: 0 sessions Total 0 displayed, Up 0, Down 0 Transit RSVP: 0 sessions Total 0 displayed, Up 0, Down 0 root# run show rsvp session logical-router R1 Ingress RSVP: 1 sessions To From State Rt Style Labelin Labelout LSPname 10.0.9.7 10.0.6.1 Up 0 1 FF - 100016 r1-r7 Total 1 displayed, Up 1, Down 0 Egress RSVP: 0 sessions Total 0 displayed, Up 0, Down 0 Transit RSVP: 0 sessions Total 0 displayed, Up 0, Down 0 [edit logical-routers] root# root# run show mpls lsp extensive logical-router R1 Ingress LSP: 1 sessions 10.0.9.7 From: 10.0.6.1, State: Dn, ActiveRoute: 0, LSPname: r1-r7 ActivePath: (none) LoadBalance: Random Encoding type: Packet, Switching type: Packet, GPID: IPv4 Primary State: Dn Bandwidth: 10Mbps SmartOptimizeTimer: 180 Will be enqueued for recomputation in 4 second(s). 1 Dec 20 12:41:25.876 CSPF failed: no route toward 10.0.9.7 Created: Sat Dec 20 12:41:25 2008 Total 1 displayed, Up 0, Down 1 after disabling no-cspf "set R1 protocols mpls label-switched-path r1-r7 no-cspf" The LSP came UP again root# run show rsvp session logical-router R1 Ingress RSVP: 1 sessions To From State Rt Style Labelin Labelout LSPname 10.0.9.7 10.0.6.1 Up 0 1 FF - 100016 r1-r7 Total 1 displayed, Up 1, Down 0 so , my Q is should TE use BGP to go for last hop!!!!!!! Thanks Ahmad _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp