[CentOS] Sendmail

Sat Nov 5 00:31:26 UTC 2005
Sam Drinkard <sam at wa4phy.net>

Paul Heinlein wrote:

> In addition to Mike's answer about editing /etc/mail/sendmail.mc, it's 
> worthwhile mentioning netstat and lsof as general-purpose diagnostic 
> tools:
>
>   # to discover on what tcp ports we're listening
>   netstat -tl
>
>   # to discover to what ports sendmail is bound
>   lsof -iTCP -n | grep sendmail
>
> The output of these tools won't tell you how to fix the problem, but 
> they might give you a better glimpse into the problem's nature. In 
> this case, you'd have discovered that sendmail was only bound to the 
> loopback interface.
>
Thanks for the tip Paul... will make use of it when I bring it back up.


-- 
Snowman