> I'm having a problem with a serial interface line
> protocol going up and down every few seconds. All i
You should perform local loopbacks at each end (if possible) to check your
serial interfaces. You can also look at the output from "debug serial
interface" and see what end of the connection
I've seen similar behavior when both ends receive clock but no data passes
end-to-end. I recently experienced this when the telco didn't have a
cross-connect set right somewhere in the middle of the long-haul ckt. I saw
that both ends were sending packets (via simple 'show int' counters) but
wer
Can you do a debug serial interface and logg debug 7 and copy those logs
back to us.
I suspect that the HDLC keepalives might be getting lost.
Thanks
Larry
-Original Message-
From: maamun Murangwa [mailto:[EMAIL PROTECTED]]
Sent: Thursday, March 28, 2002 11:05 AM
To: [EMAIL PROTECTE
Hi Maamun,
I had a similar problem when setting a network
connecting two 2500. The line protocol on a serial
interface would continuously go up and down. After
little bit of troubleshooting, i finally boiled it
down to the fact that the serial port on one of the
routers was faulty. So try replac
you should ask your isp to check the line again carefully,i think there is
something wrong on this line.
Message Posted at:
http://www.groupstudy.com/form/read.php?f=7&i=39876&t=39766
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i agree. looks like facilities issue. check back with your provider. if not
bad facilities, then misconfigured or bad optioning on lec's transport
equipment.
"Tom XU" wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> you should ask your isp to check the line again carefully,i thin
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