josh writes: 

> Ok I've tried telnetting ot it and feeding it commands manually.  I do not 
> have a clue what I am doing and have tried to just send it stuff as per 
> what I find in rfc 821..  Now I'm not doing that right but what concerns 
> me is that it takes a good 5-10 minutes for it to return this to the 
> terminal.

The usual reason for excessive connection delays is broken DNS 
configuration.  Each incoming connection results in backwards and forwards 
resolution of peer's IP address.  If you do not have DNS configured 
properly, you will experience a long delay before everything times out. 

 

> Last thing I notice is that courier restarts itself returning this to the 
> error log 
> 
> 
> Jul 19 08:13:36 bsd courieresmtpd: [::ffff:209.150.235.126]: Operation 
> timed out
> Jul 19 08:19:47 bsd courierd: SHUTDOWN: respawnlo limit reached, system 
> inactive. 
> 
> not sure if that is normal

This is normal. 

-- 
Sam 



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