check_smtp und SMTPS

Dirk H. Schulz dirk.schulz at kinzesberg.de
Sat Mar 21 17:45:02 CET 2009


Marc Powell schrieb:
> On Mar 20, 2009, at 9:57 AM, Dirk H. Schulz wrote:
>
>   
>> Hi Folks,
>>
>> I am trying to check a mailserver using SSL:
>>
>> ./check_smtp -H my.server.tld -S -p 465
>> CRITICAL - Socket timeout after 10 seconds
>> ./check_tcp -H my.server.tld -p 465
>> TCP OK - 0.002 second response time on port 465|time=0.001616s;;;
>> 0.000000;10.000000
>>
>> SMTPS ist in productive use on that server, as you can see check_tcp
>> can reach the port, but check_smtp claims not to reach the SMTPS
>> service.
>>     
>
> It seems to work as advertised. What do you see with verbose mode for  
> check_smtp --
>   
check_smtp -H my.server.tld -S -p 465 -v
HELOCMD: EHLO nagios.server.tld
CRITICAL - Socket timeout after 10 seconds

That is all. It looks like check_smtp sends a EHLO but does not get 
anything back.

Strange. I have to check with kerio support, I guess.

Dirk



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