ClientAliveInterval

[Sayan Chaliha]

Thanks for the info. I couldn't find this anywhere. So the version of libssh
I am using is outdated I think.

Anyway, thanks again!

On Fri, Feb 26, 2010 at 12:40 PM, Damien Miller <djm at mindrot.org> wrote:

> On Fri, 26 Feb 2010, Sayan Chaliha wrote:
>
> > Hi,
> >
> > I am having some trouble with the ClientAliveInterval server setting. My
> > (C++) application fails to start an SSH channel to an OpensSSH server
> within
> > this time-out period if it doesn't reply correctly to this 'keep-alive'
> > no-op that is sent by the server. How is this no-op handled? I am using
> the
> > libssh client library, and I could find no references on how to handle
> this.
>
> Client aliver interval is implemented by sending a global or channel
> request of type "keepalive at openssh.com" with want-reply turned on.
> You shouldn't need to implement anything for this to work - a client
> should return SSH2_MSG_REQUEST_FAILURE if it doesn't implement this request
> type and that should be enough to reset the keepalive watchdog timer.
>
> If you would like to explicitly support it, you can just send an
> approprate SSH2_MSG_REQUEST_SUCCESS (global request) or
> SSH2_MSG_CHANNEL_SUCCESS (channel request) message, but this is purely
> optional.
>
> -d
>



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Regards,
Sayan Chaliha
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