On 4/25/2012 7:42 AM, Prabhpal S. Mavi wrote:
i work with ISP, we host email service for almost 500+ companies and 200+ mail servers relay through my smart host.
i implemented something that when our smart host would become blacklisted. It will automatic switch to next available smart host (which is ready sitting). that mean it will start relaying message through another smart host automatically.
well, as someone who has been really fighting spam lately I can say that that system will definitely work out quite well and most bulk spammers use something like that.
with that many companies and mail servers, I have no idea how you can police them...wow