hiren panchasara: > To circumvent all that, I got a VM with a live IP where nothing is > being blocked now. > > What I want to do is, use this VM as just a jump host and still keep > entire setup at home.
http://www.postfix.org/STANDARD_CONFIGURATION_README.html#backup "Configuring Postfix as primary or backup MX host for a remote site". You will have to do all the spam filtering on the VM. Once the VM accepts a message, the home machine should never reject it. Wietse