check_smtp und SMTPS

[Marc Powell]

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 <myserver> -S -p 587 -v
220 <myserver> ESMTP Postfix
SMTP OK - 0.088 sec. response time, 220 2.0.0 Ready to start TLS
IPELINING
250-SIZE 51200000
250-VRFY
250-ETRN
250-STARTTLS
250-AUTH LOGIN PLAIN
250-AUTH=LOGIN PLAIN
250-ENHANCEDSTATUSCODES
250-8BITMIME
250 DSN
|time=0.087640s;;;0.000000

--
Marc




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