check_smtp - Invalid SMTP response received from host

Sean McAvoy smcavoy at ca.afilias.info
Thu Mar 6 17:51:29 CET 2008


I'd suggest running tcpdump to capture the packet(s) causing the  
problem.

On 6-Mar-08, at 11:45 , James Bond wrote:

> Hi All
> For a few hours a day off and on, I get the following warning from  
> "check_smtp -H xx.xx.xx.xx"
> command running on the main Nagios host:
> "Invalid SMTP response received from host"
> "SMTP WARNING - 0.005 sec. response time|time=0.004907s;;;0.000000"
> During this problem, if I run the same command on machine  
> xx.xx.xx.xx, it returns:
>
>
>
>
>
> SMTP OK - 0.005 sec. response time|time=0.005030s;;;0.000000
> This affects only one machine out of many.
> Any ideas appreciated.
> TIA, Nick
>
>
> Messenger on the move. Text MSN to 63463 now!  
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