These are all optical fibre, so duplex/autoneg isn’t really a factor; the links are up :)
I’ll give everything another good cleaning and a scope. > On Jun 6, 2016, at 10:54 AM, Juergen Marenda <[email protected]> wrote: > > > Start at Layer 0+1... > Sure that the links are all full-duplex , esp. to the test-loop ? > If half-duplex, then youll see collisions. > (and autoneg'ed an both sides shows same result, on all links ?) > > (just as a starting point, before checking higher levels > And doing days off dbugging: eliminate bad cable/transiever...) > > Juergen. > >> [...] >> It’s a pretty simple topology. Gi0/0/22 on each A920 is connected to an >> Exfo test set. Gi0/0/23 on each A920 is connected to the other. I’ve got >> an EoMPLS PW connecting Gi0/0/22 on both devices. >> >> Exfo Tester - gi0/0/22 - ASR920-1 - gi0/0/23 - gi0/0/23 - ASR920-2 - >> gi0/0/22 - Exfo Loopback >> >> The Exfo transmitted 45469372 packets during the test, and I’m seeing output >> drops on ASR920-1 Gi0/0/23. >> >> There’s no other traffic going across this box, except for ISIS and BFD, but >> I highly doubt this would contribute to 2.1 million dropped packets. >> [...] > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
