We have two cisco 3850 switch connected over 10g with udld enabled and recently we upgrade one of switch and as soon as switch reload it put 10g link in err-disable mode, if I disable udld it works.
Any idea what would be wrong? -- Sent from my iPhone > On Jun 6, 2016, at 5:25 PM, Nick Hilliard <[email protected]> wrote: > > james list wrote: >> Since i have also lacp fast configured, should it detect any possible >> issue before udld? > > yes, by definition it will, because udld will not interoperate between > ios and junos. If you want to detect unidirectional link failures > between ios and junos where you're using l2 only (i.e. no > ospf/isis/etc), lacp is the only game in town. > >> And should it be reported in a syslog message both on cisco ios or junos? > > on the cisco side, you'll get a link up/down notification because the > line protocol will drop. On the junos side, you can get whatever > logging messages you want, but you will need to configure them in > traceoptions. > > Nick > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
