Vince Wang: > Hello, > > We have a configured postfix email server worked well when we had > it on the public IP. After we moved it behind our firewall on a > intranet with ip 192.168.xxx.xxx, we found it is very slow when > we send newsletter.
Please define "slow", and don't forget to include your outbound
speed and message size. If you are sending mail to Yahoo and other
large mailers, they will slow you down intentionally.
Wietse
