On 07/10/2010 09:20 PM, Teh Kim Chooi wrote:
Here's postconf -n
[r...@smtp2 postfix]# postconf -nmynetworks = 127.0.0.0/8, 0.0.0.0/0
Open relay, here we come.
relay_domains = example.net, example.com.my
One or both of these domains loops back to your postfix (via an MX or A record). To prevent this, use a specific relayhost for these domains, enclosed in brackets so postfix will not do a lookup on the domain.
J.