Re: Very stange tcp/ip problem
From: Jim Hickinbotham (aardvark_at_peaknet.net)
Date: 19 Nov 2003 11:49:33 -0800
I am going to be on-site tomorrow. The only cable involved is a patch
cable. The two servers sit next to each other, connected to a switch.
> I saw something remotely similar when trying to trouble shoot
> a T1. We were providing IP and the CLEC was providing transport and
> telephones. We looped to my 7513 just fine, the smart jack at my
> site, his mid-point, a transition at anohter point, to their
> smart-jack and it failed.
> All three were on the phone and Max [the telco person] had them
> wire a jack as a loopback, and then I could loopback to their hand
> but not the Cisco. We said then perhaps you jack is mis-wired.
> "We don't have a jack. We just have a 75 foot cable with a plug on
> this end and we must moved the connectors over on the 66 block".
> The studid fools has cross wired on pair - so things worked in one
> direction but not the other.
> Check all your cables, connections, etc. The company I was working
> with also did convention installs and as a promotional item we
> gave out ethernet loopback devices to all customers - complete with
> a little light. They loved it, and it saved us more than the cost
> of the device.
> Since you've checked all the SW I'm thinking it is a wiring issue.
> But I could be wrong.