GroupStudy.com GroupStudy.com - A virtual community of network engineers
 Home  BookStore  StudyNotes  Links  Archives  StudyRooms  HelpWanted  Discounts  Login
Re: Serial up, line protocol down [7:91448] posted 08/03/2004
[Chronological Index] [Thread Index] [Top] [Date Prev][Date Next] [Thread Prev][Thread Next]


Priscilla Oppenheimer wrote:

> Did you configure the "frame-relay switching" command on RouterSwitch?
> 
> I can't see anything else wrong. I think the most important symptom,
though,
> is that LMI is down. That could happen if RouterSwitch doesn't know he's a
> switch. It could happen for other reasons too (like mismatched keepalive
> timer), but those reasons don't seem to apply.

I would also verify that the back-to-back cables are good. There are a 
lot of pins on those things, and they can often fail in such a way as to 
appear that they're working. In this case, DTR is UP so you know that 
pin is working, but perhaps some of the others are not.

John

-- 
Vote for
Michael BADNARIK
Libertarian PRESIDENT
All Rights Returned
www.Badnarik.org




Message Posted at:
http://www.groupstudy.com/form/read.php?f=7&i=91450&t=91448
--------------------------------------------------
FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html