ssh delays 40 seconds (revisited)

Kevin Kinsey kdk at
Sat Jun 11 23:21:47 GMT 2005

Robert Marella wrote:

> luke wrote:
>> also, you might want to look into the UseDNS option in the sshd_config
>> file. this will cause the server to not perform dns lookups on
>> connecting hosts.
> Curious and more curious. I updated one of my systems to 5.4 p2 today 
> and just for grins I changed the UseDNS option back to "yes". Then I 
> restarted sshd and there was no delay.
> I then changed the UseDNS option on all of the other boxes (5.4 REL) 
> to yes and restarted sshd and they all work without delay.
> So, I am back to where I was before I went to where I got. And 
> everything works like it always did. Any idea why this happened to so 
> many people last weekend. Or should we just smile and go about our 
> merry way.
> Thanks to all who responded last weekend.
> Robert

Did you get reverse DNS set up in the interceding few days, as you
said you thought you might look into when you typed:

] The consensus was
] that I need DNS/named working on my gateway/firewall so I will be
] reading and studying to have that working in the near future.

 .... just curious, as you are "curious and more curious" :-D

Kevin Kinsey

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