Hi Is MX router has firewall filter on loop back?
If so pleae make sure ldp related port and IP address allow Thanks Brijesh On Saturday, October 21, 2017, <[email protected]> wrote: > Send juniper-nsp mailing list submissions to > [email protected] <javascript:;> > > To subscribe or unsubscribe via the World Wide Web, visit > https://puck.nether.net/mailman/listinfo/juniper-nsp > or, via email, send a message with subject or body 'help' to > [email protected] <javascript:;> > > You can reach the person managing the list at > [email protected] <javascript:;> > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of juniper-nsp digest..." > > > Today's Topics: > > 1. Re: l2circuit down one side/up another (Rafael Ganascim) > 2. Re: l2circuit down one side/up another (Alexandre Guimaraes) > > > ---------------------------------------------------------------------- > > Message: 1 > Date: Sat, 21 Oct 2017 07:53:16 -0200 > From: Rafael Ganascim <[email protected] <javascript:;>> > To: Caio <[email protected] <javascript:;>> > Cc: juniper-nsp <[email protected] <javascript:;>> > Subject: Re: [j-nsp] l2circuit down one side/up another > Message-ID: > < > cad4zomx2nc0u78l5ortiwekwqi58tf2ch07z1q4iy505mtk...@mail.gmail.com > <javascript:;>> > Content-Type: text/plain; charset="UTF-8" > > Just more checks: > > How is the MPLS forwarding table for the negotiated Labels for loopback and > l2circuit? > Are you using label PHP? Can you switch It off? > Is the LDP adjacency up and exchanging labels? > Are the l2circuit neighbors configured between loopback interfaces? > > Regards, > > > > > Em 20 de out de 2017 8:26 AM, "Caio" <[email protected] <javascript:;>> > escreveu: > > > Hello people, > > > > There's a weird problem I would like to share with you. > > I have the following scenario: > > > > MX104 -> L2 SW (1) -> L2 SW (2) -> MX80 > > > > Both L2 SW are Extreme X460 and they're doing nothing except forwarding > > frames at layer 2. > > > > In order to simplify our topology, we have changed the MX104 uplink to L2 > > SW (2) so the topology went to MX104 -> L2 SW (2) -> MX80. > > > > After that, the BGP sessions went up and all the traffic has returned as > > expected, however I have three l2circuit connections (vlan-ccc mode) and > > they went to "Down (OL)" status at one side and Up at another. In order > to > > reestablish them we had to do a rollback of the physical changes we did. > > > > As it just don't make any sense to me, I summon you experts to help me > with > > that, so we can try to figure out what went wrong. > > > > Additional details: I'm using LDP signaling at both sides. It' a point to > > point L3 connection, so I have the loopback interfaces configured at both > > sides and a /30 between them, also I have static routes to reach their > > loopback interface's addresses. > > > > Any help will be appreciated. > > > > Cheers, > > Caio > > _______________________________________________ > > juniper-nsp mailing list [email protected] <javascript:;> > > https://puck.nether.net/mailman/listinfo/juniper-nsp > > > > > ------------------------------ > > Message: 2 > Date: Sat, 21 Oct 2017 10:42:21 +0000 > From: Alexandre Guimaraes <[email protected] <javascript:;>> > To: Rafael Ganascim <[email protected] <javascript:;>> > Cc: Caio <[email protected] <javascript:;>>, juniper-nsp < > [email protected] <javascript:;>> > Subject: Re: [j-nsp] l2circuit down one side/up another > Message-ID: <[email protected] > <javascript:;>> > Content-Type: text/plain; charset="utf-8" > > Caio, > > Have you check something? > > Are these extremes let the signaling pass thru? > > att > Alexandre > > Em 21 de out de 2017, ?(s) 07:54, Rafael Ganascim <[email protected] > <javascript:;><mailto:[email protected] <javascript:;>>> escreveu: > > Just more checks: > > How is the MPLS forwarding table for the negotiated Labels for loopback and > l2circuit? > Are you using label PHP? Can you switch It off? > Is the LDP adjacency up and exchanging labels? > Are the l2circuit neighbors configured between loopback interfaces? > > Regards, > > > > > Em 20 de out de 2017 8:26 AM, "Caio" <[email protected] <javascript:;> > <mailto:[email protected] <javascript:;>>> escreveu: > > Hello people, > > There's a weird problem I would like to share with you. > I have the following scenario: > > MX104 -> L2 SW (1) -> L2 SW (2) -> MX80 > > Both L2 SW are Extreme X460 and they're doing nothing except forwarding > frames at layer 2. > > In order to simplify our topology, we have changed the MX104 uplink to L2 > SW (2) so the topology went to MX104 -> L2 SW (2) -> MX80. > > After that, the BGP sessions went up and all the traffic has returned as > expected, however I have three l2circuit connections (vlan-ccc mode) and > they went to "Down (OL)" status at one side and Up at another. In order to > reestablish them we had to do a rollback of the physical changes we did. > > As it just don't make any sense to me, I summon you experts to help me with > that, so we can try to figure out what went wrong. > > Additional details: I'm using LDP signaling at both sides. It' a point to > point L3 connection, so I have the loopback interfaces configured at both > sides and a /30 between them, also I have static routes to reach their > loopback interface's addresses. > > Any help will be appreciated. > > Cheers, > Caio > _______________________________________________ > juniper-nsp mailing list [email protected] <javascript:;> > <mailto:[email protected] <javascript:;>> > https://puck.nether.net/mailman/listinfo/juniper-nsp > > _______________________________________________ > juniper-nsp mailing list [email protected] <javascript:;> > <mailto:[email protected] <javascript:;>> > https://puck.nether.net/mailman/listinfo/juniper-nsp > > ------------------------------ > > Subject: Digest Footer > > _______________________________________________ > juniper-nsp mailing list > [email protected] <javascript:;> > https://puck.nether.net/mailman/listinfo/juniper-nsp > > ------------------------------ > > End of juniper-nsp Digest, Vol 179, Issue 20 > ******************************************** > _______________________________________________ juniper-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/juniper-nsp
