[kwlug-disc] kwlug-disc Digest, Vol 31, Issue 39
Chris Bruner
cbruner at quadro.net
Thu Jun 30 12:50:51 EDT 2011
Yes I tried that, and it made no difference. I also didn't think it was
a timeout problem since, I could do an ls, and 1/2 the directory would
come back before the pipe broke.
On 6/30/2011 12:13 PM, Marcel Gagne wrote:
> Hello Chris,
>
> This happens on a lot of routers to a lot of servers. If you haven't
> already done so (can't see it in the threads), open up your ssh_config
> file (in /etc/ssh) and add the following line.
>
> ServerAliveInterval 120
>
> Or 60 or something like that. Similarly, on the server side, you can
> edit the sshd_config file and add the following.
>
> ClientAliveInterval 120
>
> The idea here is that the client, or server, will send a message over
> the SSH connection every 120 seconds (or 60 seconds or whatever)
> thereby making sure the connection doesn't time out. For the server
> side, you obviously need to restart sshd for the changes to take effect.
>
> Take care out there.
>
> --
> Marcel Gagné
> Salmar Consulting Inc. : 519-772-7742
> 55 King Street West, 7th Floor
> Kitchener, Ontario, N2G 4W1
> Note: This massagee wos nat speel or gramer-checkered.
>
> ------------------------------------------------------------------------
>
> *From: *kwlug-disc-request at kwlug.org
> *To: *kwlug-disc at kwlug.org
> *Sent: *Thursday, June 30, 2011 12:00:01 PM
> *Subject: *kwlug-disc Digest, Vol 31, Issue 39
>
>
> Today's Topics:
>
> 1. Re: d-link router ssh problems (Chris Bruner)
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Thu, 30 Jun 2011 00:49:46 -0400
> From: Chris Bruner <cbruner at quadro.net>
> To: KWLUG discussion <kwlug-disc at kwlug.org>
> Subject: Re: [kwlug-disc] d-link router ssh problems
> Message-ID: <4E0C006A.1080006 at quadro.net>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>
> On 6/28/2011 2:20 PM, Chris Frey wrote:
> > On Tue, Jun 28, 2011 at 01:06:34PM -0400, Chris Bruner wrote:
> >> I'm at quadro which I believes buys internet through bell.
> >> It's not a lot of traffic in my case.
> >> eg. ssh somesite
> >> ls (is ok)
> >> wait 10 minutes
> >> ls (1/2 come to screen connection is broken)
> >>
> >> I'm thinking that it is dlink specific. I'm on the second of 2
> routers
> >> with the same problem. Unless traffic shaping started at the
> same time
> >> I changed the router, I think it's the router.
> > I remember experiencing something similar a long time ago, with
> an old
> > Linux box as the router, I think. Unfortunately, I've forgotten
> the details.
> >
> > Is wireless a part of the equation anywhere? Could there be a
> frequency
> > interference that didn't happen with the other router?
> It is a wireless router, but the computer where I noticed the
> error is a
> direct connect. Same configuration as the linksys.
> > If you leave something like top running in the window, does it
> eventually
> > die? If it doesn't die, then it might be a timeout issue. If
> it does
> > die, then it would seem more fundamental.
> So I left top running on a server that was having problems. No
> problems. Then I let the directory sit for a few hours. still no
> problems.
>
> The problem has magically gone away...
>
> > Can you start a long ssh transfer in one direction and see if
> the time
> > it takes to to die is consistent?
> >
> > cat /dev/zero | ssh host "cat> /dev/null"
> >
> > - Chris
> >
> >
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