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On 1/30/2012 10:30 PM, Noel Jones wrote:
> On 1/30/2012 6:46 PM, Gonzo Fernandez wrote:
>> Thank you Noel. Our server sends out copies of email confirmations
>> to our clients and if the client decides to make a large order they
>> end up pushing our volume up and we end up getting blocked by their
>> mail server. I seem to be getting connection timed out on a lot of
>> the hosts. I even try to telnet to ip and port 25 but it keeps
>> timing out. I used "grep" to search in /var/log/maillog and I got
>> this. Any ideas?
> This isn't a postfix problem. If you can't telnet to any client
> port 25, then you have a connectivity problem; maybe your ISP is
> blocking that port, or some firewall has been misconfigured.
> Contact your networking team or your ISP.
> If you can't telnet to this one destination port 25, they're
> blocking you. You'll need to contact them to get this resolved.
> Good luck.
> -- Noel Jones
If the destination can't handle the load you're sending it, you can
slow postfix down. Details here:
Of course, this won't help until they stop blocking you.
-- Noel Jones