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Re: polling consoles

cfowler cfowler@outpostsentinel.com
Tue, 22 Oct 2002 14:46:03 -0700 (PDT)


On Tue, 2002-10-22 at 17:43, bryan@conserver.com wrote:
> Quoting Corey Hirschman <corey@rentec.com>:
> > I was wondering if there is any way for conserver to test the
> > connection
> > between itself and the consoles it is aware of.
> you know, that's a good question.  i'm not sure if there is, but it
> would be an interesting feature to add.  perhaps, since most terminal
> vendors use the "reverse-telnet" stuff we can send a noop-type telnet
> escape sequence if there hasn't been activity.  but, that doesn't
> really help in other cases, such as an ssh connection done via the
> "|/usr/local/bin/ssh..." type syntax...that too will just sorta hang
> and not notice an abrupt drop in a terminal server.
> so, for a general case, i don't have any good ideas...but perhaps we
> can do something for the telnet-based terminal servers.
> anyone have any other bright ideas?  some socket-level thing we can do?
> although that doesn't help the ssh-type stuff...ugh.
> we can't send regular traffic, that's for sure.
> Bryan
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