[nsp] c2500 Async line problem - noise and overrun

[Sophia Lei]

Hello,

Thank you for all your help.
The "no exec" does the trick.

Sophia

--- Steve Shultz <shultz@arc.nasa.gov> wrote:
> Sophia,
> 	Is the line a dedicated line or dialup line?
> Do you run a routing protocol over the line? A
> routing protocol like RIP, OSPF will always
> keep the line up. Even Cisco's CDP (on by
> default, you need to do "no cdp enable")
> will cause traffic. I this part of a multilink
> connection? You can always do "debug
> ip packet" and see what is being sent.
> Make sure you exclude all transports
> except the ones you want. Example:
> line 1
>   location 8540 RP8
>   access-class 96 in
>   access-class 96 out
>   no exec
>   transport preferred none
>   transport input telnet ssh
>   transport output telnet ssh
> autohangup
>   stopbits 1
>   flowcontrol hardware
> 
> Date: Sat, 16 Nov 2002 07:55:15 -0800 (PST)
> From: Sophia Lei <sophialeii@yahoo.com>
> To: cisco-nsp@puck.nether.net
> Subject: [nsp] c2500 Async line problem - noise and
> overrun
> Hello,
> We have C2500 used as a comm server. The Async line
> connecting to other routers has kept accupied (busy)
> even there is no users.
>  >From show line output, we see a lot of noise and
> overrun. We have replaced cables but this does not
> solve the problem. Is there any command we can try
> under the async configuration to solve the problem,
> before we replace the hardware?
> Thank you for your help in advance.
> Sophia
> Steve Shultz
> NASA Ames Research Center
> "Recom-Technologies" NREN Chief Network Engineer
> Mail Stop 233-21
> Moffett Field, CA 94035-1000
> (650) 604-2921 --- Office
> (650) 604-3080 --- Fax
> 


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