sendmail configuration

Miner, Jonathan W (US SSA) jonathan.w.miner at baesystems.com
Tue Sep 15 13:12:05 UTC 2009


> to check use the below command
>
> # netstat -an | grep smtp

The -n option to netstat will make that grep useless, since it shows the numerical information.

% netstat -atn | grep 25
tcp        0      0 0.0.0.0:25                  0.0.0.0:*                   LISTEN

% netstat -at | grep smtp
tcp        0      0 *:smtp                      *:*                         LISTEN




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