The MPLS-OPS Archive[Date Prev][Date Next][Thread Prev][Thread Next] [Date Index][Thread Index][Author Index][Subject Index] Re: tag switching over Frame Relay
yes, CEF is enabled and sh ip cef 5.5.5.5 shows that a label was imposed. tried 12.2.7(b) service provider train, still same problem. --- Marcelo Blanes <mblanes@larc.usp.br> wrote: > Is cef enabled and labels in cef table ok? marcelo. > > On Wed, 27 Mar 2002, CEW CEW wrote: > > > > > Hi... > > > > Has anyone ever encounter problem with > tag-switching > > over frame relay using 12.1.5T12 and 12.1.5T10 > with > > 3600 and 7200 platform ? > > > > Below is my problem > > > > [r1]----FR-----[r2]-----[r5] > > > > r1 trying to reach r5 (5.5.5.5) loopback > > > > THe control plane and forwarding plane looks OK, > but > > the ping just couldn't get through. Removing tag > > switching at r1, ping is OK. > > > > Below some show output. Pls see comments in ###### > > > > Thanks in advance. > > > > THanks > > Eng Wee > > > > > > > > r1-3640#i > > Codes: C - connected, S - static, I - IGRP, R - > RIP, M > > - mobile, B - BGP > > D - EIGRP, EX - EIGRP external, O - OSPF, > IA - > > OSPF inter area > > N1 - OSPF NSSA external type 1, N2 - OSPF > NSSA > > external type 2 > > E1 - OSPF external type 1, E2 - OSPF > external > > type 2, E - EGP > > i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS > > level-2, ia - IS-IS inter area > > * - candidate default, U - per-user static > > route, o - ODR > > P - periodic downloaded static route > > > > Gateway of last resort is not set > > > > 1.0.0.0/32 is subnetted, 1 subnets > > C 1.1.1.1 is directly connected, Loopback0 > > 2.0.0.0/32 is subnetted, 1 subnets > > i L2 2.2.2.2 [115/20] via 10.10.123.2, > Serial2/0 > > 4.0.0.0/32 is subnetted, 1 subnets > > i L2 4.4.4.4 [115/20] via 10.10.14.4, Serial2/2 > > 5.0.0.0/32 is subnetted, 1 subnets > > i L2 5.5.5.5 [115/30] via 10.10.123.2, > Serial2/0 > > 10.0.0.0/24 is subnetted, 3 subnets > > C 10.10.14.0 is directly connected, > Serial2/2 > > i L2 10.10.25.0 [115/20] via 10.10.123.2, > Serial2/0 > > C 10.10.123.0 is directly connected, > Serial2/0 > > > > ##### r1 is able to reach 5.5.5.5 via s2/0 > > > > > > > > r1-3640#sh tag-switching tdp dis > > Local TDP Identifier: > > 1.1.1.1:0 > > TDP Discovery Sources: > > Interfaces: > > Serial2/0: xmit/recv > > TDP Id: 2.2.2.2:0 > > Serial2/2: xmit/recv > > TDP Id: 4.4.4.4:0 > > ##### tag-switching neighbor is OK > > > > > > r1-3640#sh tag-switching forwarding-table > > Local Outgoing Prefix Bytes tag > > Outgoing Next Hop > > tag tag or VC or Tunnel Id switched > > interface > > 16 Pop tag 2.2.2.2/32 0 > Se2/0 > > 10.10.123.2 > > 18 18 5.5.5.5/32 0 > Se2/0 > > 10.10.123.2 > > 19 Pop tag 10.10.25.0/24 0 > Se2/0 > > 10.10.123.2 > > 20 Pop tag 4.4.4.4/32 0 > Se2/2 > > point2point > > r1-3640# > > > > #### tag-switching forwarding table for 5.5.5.5 > > is ok, with local label 18, outgoing label 18 > > > > > > > > r1-3640#sh tag tdp bin 5.5.5.5 32 > > tib entry: 5.5.5.5/32, rev 45 > > local binding: tag: 18 > > remote binding: tsr: 2.2.2.2:0, tag: 18 > > remote binding: tsr: 4.4.4.4:0, tag: 31 > > ##### LIB looks good as well, r1 uses the > > label distributed from r2(2.2.2.2)=18 > > > > > > > > r2-7206#i > > Codes: C - connected, S - static, I - IGRP, R - > RIP, M > > - mobile, B - BGP > > D - EIGRP, EX - EIGRP external, O - OSPF, > IA - > > OSPF inter area > > N1 - OSPF NSSA external type 1, N2 - OSPF > NSSA > > external type 2 > > E1 - OSPF external type 1, E2 - OSPF > external > > type 2, E - EGP > > i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS > > level-2, ia - IS-IS inter area > > * - candidate default, U - per-user static > > route, o - ODR > > P - periodic downloaded static route > > > > Gateway of last resort is not set > > > > 1.0.0.0/32 is subnetted, 1 subnets > > i L2 1.1.1.1 [115/20] via 10.10.123.1, > Serial3/0.1 > > 2.0.0.0/32 is subnetted, 1 subnets > > C 2.2.2.2 is directly connected, Loopback0 > > 4.0.0.0/32 is subnetted, 1 subnets > > i L2 4.4.4.4 [115/30] via 10.10.123.1, > Serial3/0.1 > > 5.0.0.0/32 is subnetted, 1 subnets > > i L2 5.5.5.5 [115/20] via 10.10.25.5, Serial3/1 > > 10.0.0.0/24 is subnetted, 3 subnets > > i L2 10.10.14.0 [115/20] via 10.10.123.1, > > Serial3/0.1 > > C 10.10.25.0 is directly connected, > Serial3/1 > > C 10.10.123.0 is directly connected, > Serial3/0.1 > > > > ###### r2 can reach 5.5.5.5 via s3/1 > > > > > > r2-7206#sh tag-switching forwarding-table > > Local Outgoing Prefix Bytes tag > > Outgoing Next Hop > > tag tag or VC or Tunnel Id switched > > interface > > 16 Pop tag 1.1.1.1/32 2726 > > Se3/0.1 10.10.123.1 > > 18 Pop tag 5.5.5.5/32 0 > Se3/1 > > point2point > > 19 Pop tag 10.10.14.0/24 0 > > Se3/0.1 10.10.123.1 > > 20 20 4.4.4.4/32 0 > > Se3/0.1 10.10.123.1 > > > > ##### LFIB at r2 looks OK, 5.5.5.5 has an > incoming > > label of 18 and outgoing label of POP. > > > > > > r2-7206#sh tag-switching tdp bindings 5.5.5.5 32 > > tib entry: 5.5.5.5/32, rev 8 > > local binding: tag: 18 > > remote binding: tsr: 5.5.5.5:0, tag: > imp-null > > remote binding: tsr: 1.1.1.1:0, tag: 18 > > ###### LIB of r2 looks OK, r2 receive imp-null > > from r5 (5.5.5.5) to POP the tag. PEN-HOP > popping. > > > > > > r1-3640#ping 5.5.5.5 > > Type escape sequence to abort. > > Sending 5, 100-byte ICMP Echos to 5.5.5.5, timeout > is > > 2 seconds: > > ..... > === message truncated === __________________________________________________ Do You Yahoo!? Yahoo! Movies - coverage of the 74th Academy Awards® http://movies.yahoo.com/ ------- The MPLS-OPS Mailing List Subscribe/Unsubscribe: http://www.mplsrc.com/mplsops.shtml Archive: http://www.mplsrc.com/mpls-ops_archive.shtml
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