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RE: ssh delays and drops



> On 2004-06-11 14:18:05 -0400, Antonio Rodriguez wrote:
> > I have been noticing lately some significant delays in my ssh 
> > connections when I log in from work. At first I thought 
> that it could 
> > be that my signals were been studied behind the firewall at 
> my work, 
> > but later I found out that some other users had the same 
> problem when 
> > connecting from their homes via putty. I also use putty for win-m$ 
> > from work. Some times the connection is even dropped because of the 
> > delay. I have thought of another possibility, which is the port 22 
> > being partially blocked may be by my isp. I don't know how to check 
> > for this. Any ideas?
> 
> You can try:
>   * ssh -vvv
>   * ethereal (to capture the IP packets)
> 
> I've also had various problems with ssh connections (being 
> slow and could even be closed with strange error messages). 
> This was due to attacks to a router at my lab, delaying some 
> IP packets.

Turning on/off compression may help too. Compression will help for some
things (like tunneling rdesktop or vnc) but might make CLI type stuff seem
laggy.

--david



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