[CentOS] SPAM on the List

Mon Jul 18 02:07:38 UTC 2011
Les Mikesell <lesmikesell at gmail.com>

On 7/17/11 4:48 PM, Always Learning wrote:
> If the 'greeting name' (HELO/EHLO) does not resolve to the IP address
> used by the sending server, then the mail is not accepted.

That's ummm, kind of random. There's no reason to expect this.

>> Someone who does not want to receive mail from legitimate senders can
>> just switch off his MTA ;-)
> Legitimate senders should not use fake, false, misleading credentials.

There is no requirement for the greeting name to match any IP, and isn't likely 
to work for multi-homed and/or clustered machines.

   Les Mikesell
     lesmikesell at gmail.com