[K12OSN] ssh and a wierd problem. . .

[Doug Simpson]

Another note, Petre says the home webserver is FC1 and don't have the 
problem.

Mine at home does hav FC1 and K12LTSP and it don;t have the problem, 
either. . .  Just these ones here at the school.

Thanks. . .

Doug Simpson
Technology Specialist
DeQueen Public Schools
DeQueen, AR 71832
simpsond at leopards.k12.ar.us
Tux for President!

On Tue, 27 Jul 2004, Petre Scheie wrote:

> I'm seeing something similar: ssh to FC1 (k12ltsp 4.0.1) via LAN is 
> fine, but coming from outside through firewall stalls for...let's 
> see...roughly two minutes and fifteen seconds after I've entered my 
> password.  After that time elapses, I finally get a prompt.  Or if I'm 
> impatient, Ctrl-C will drop me to a bare prompt.  My kludge workaround 
> has been then to run '. .bashrc'.  I just figured it was the firewall 
> blocking something.  But it happens no matter where I connect from, 
> although it doesn't happen on other sites that I connect to.  This 
> problem site has just the one box.  My source address won't resolve to a 
> name though, but that doesn't explain why other sites I connect to don't 
> have the same problem.  My home webserver is also FC1 but not K12ltsp 
> and it does not have this problem.
> 
> Petre
> 
> Doug Simpson wrote:
> 
> >This has always not been a problem until these last two servers, though.
> >
> >It has always just worked. . .
> >
> >Thanks. . .
> >
> >
> >
> >Doug Simpson
> >Technology Specialist
> >DeQueen Public Schools
> >DeQueen, AR 71832
> >simpsond at leopards.k12.ar.us
> >Tux for President!
> >
> >On Tue, 27 Jul 2004, Les Mikesell wrote:
> >
> >  
> >
> >>On Tue, 2004-07-27 at 11:07, Doug Simpson wrote:
> >>    
> >>
> >>>Fedora Core 1 (several boxen are doing this, all installed from the same 
> >>>cd set. . .)
> >>>
> >>>If you ssh into the server from the LAN, it goes right in and all is well.
> >>>
> >>>If you ssh in from outside (like from home) it gives you the last logged 
> >>>in information like it is supposed to and then sits there for the rest of 
> >>>your life, unless you CTRL-C at which time it drops you to the 
> >>>naked bash propmt (looks like the one you get when you boot the server to 
> >>>single-user).
> >>>
> >>>Any ideas how to fix this?
> >>>      
> >>>
> >>Among other things that happen when you log in, the system tries to
> >>do an IDENT query back to the source of the connection and a DNS
> >>lookup for the connecting IP address.  These should time out eventually
> >>but could take a few minutes if a firewall drops the query or
> >>response.  It might also look up the DNS name for the interface
> >>you connect on.
> >>
> >>---
> >>  Les Mikesell
> >>    les at futuresource.com
> >>
> >>
> >>
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> >>
> >>    
> >>
> >
> >
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