On Mon, 10 Sep 2018 at 15:53, james list <jameslis...@gmail.com> wrote: > > Dear experts > I'm wondering if you can provide any hints/help on this problem. > > We experienced a strange issue in reaching the remote devices (servers) and > perforiming bulk snmp walk, instead direct object query was working fine.
Sounds like a temporary MTU problem to me ... > After an entire nigth of issues (22pm to 6am), the problem disappeared > alone... ... on a backup path of that carrier, which was used during this time and *should* have protected your circuit but did not deliver the full MTU you require. When the primary path came back up, your service return to normal. Have the carrier confirm the reroute and ask to check the MTU on the backup path. > I think the carrier had some problem but I'm not able to prove it. > > > Have you never seen this kind of issue ? Always check the MTU in those cases and consider implementing it as an additional check in your monitoring system. lukas _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp