[CentOS] sendmail question

Les Mikesell lesmikesell at gmail.com
Wed Oct 21 19:20:53 UTC 2009

Jerry Geis wrote:
>> That's a few DNS timeouts.
>>> / I have localhost in the /etc/hosts file.
>> />/ 
>> />/ Very odd, any thoughts?
>> /
>> Are you mailing to localhost?
> I tried:
> mail panel
> mail panel at localhost
> mail panel at localhost.localdomain
> mail panel at machine.domain.com (insert actual machine and domain)
> All the above have the same slow 2 minute delay.
> This is odd.

You still haven't answered how long nslookup takes to respond with these 
or your IP addresses.  I think sendmail will ask DNS for an MX record 
first because that's how mail is supposed to work - then if that fails 
it goes for an A record or your hosts file.

   Les Mikesell
    lesmikesell at gmail.com

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