Hi Tom, Could you paste the running-config interface Gi0/1 section?
Are you using some kind og EC protocol, like LACP or PAgP? If so, try pasting a "show etherchannel X detail", where X is the Port-channel interface Gi0/1 is part of. Regards, Peter On Wed, 2008-04-23 at 16:27 +0900, Tom Storey wrote: > Hi all, > > I have a 2940 switch with an SFP based gigabit uplink port. Im plugging it > into an Alcatel radio unit, which seems to be reporting that the link is > up (there is a tick showing up in the management interface that represents > "Port Up" which also goes away when I unplug the fibre), but on the Cisco > I see the following: > > Switch#sh int gi0/1 > GigabitEthernet0/1 is standby mode, line protocol is down (disabled) > > Switch#sh ip int brief > Interface IP-Address OK? Method Status Protocol > GigabitEthernet0/1 unassigned YES unset standby mode down > > Given what I said above about the Alcatel unit, it seems as though perhaps > the Alcatel is receiving signal from the Cisco, but the Cisco isnt > recognising anything. Have tried different fibre leads, plugging into > different devices, different SFPs, but nothing. > > Does anyone have any idea what "standby mode" means, and whether it could > be responsible for this behaviour? > > Ive done a bit of searching to try and find out what this means, but have > so far come accross nothing that helps. Hoping someone here will have some > ideas. > > Thanks, > Tom > > _______________________________________________ > 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/
