Gnome Terminal and xterm problems

[Matt Shields]

I don't think it's keep alive's because I'm actively working on that
session.  But I'm going to set this on my machine and a few of the
servers and see what happens.

-matt

On 12 Jul 2007 10:53:49 -0400, Kevin D. Clark <kevin_d_clark-Wuw85uim5zDR7s880joybQ at public.gmane.org> wrote:
>
> Matt Shields writes:
>
> > I've noticed this in CentOS 4 & 5 and Fedora 5 & 6.  If I'm in Gnome
> > desktop and using any of the terminal programs and I ssh into any
> > server, the connection just hangs.  Not drops, it just hangs and
> > doesn't recover.  It doesn't hang immediately, it hangs after an
> > unknown amount of time.
> >
> > These servers are all over the country on different ISPs in Tier1
> > datacenters.  Some are in our office, so they are on the local lan.
> > We have a mix of RHEL 3, 4 & 5 and CentOS 4 & 5 on the servers.  If
> > I'm using a windows computer with putty or SecureCRT this never
> > happens, it only happens when I'm using any of our linux desktops or
> > laptops.  It doesn't matter if I'm in the office or at home (on
> > comcast) or over at a friend's house (verizon dsl).  This problem has
> > been going on for at least two years and I'm finally fed up to the
> > point where I might switch back to windows since 99% of my job is
> > working while ssh'ed into servers.
>
> As an educated guess, I'd say that <something> in your network is
> killing TCP connections that it has determined to be idle.
>
> So, try this.
>
> Add this to your /etc/ssh/sshd_config
>
>     KeepAlive yes
>     ClientAliveInterval 60
>
> Or else add this to your $HOME/.ssh/config
>
>     ServerAliveInterval 60
>
>
> Why does this work with putty and SecureCRT?  Because, in my
> experience, these applications are configured to send keepalives by
> default.  The ssh client on your Linux boxen is not configured (by
> default) this way.
>
> Hope this helps,
>
> --kevin
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