I have found a tutorial to configure postfix for:
Internal emails:
- Cannot send external emails
- Can send internal emails
- Can receive external emails
- Can receive internal emails
External emails:
- Can send external emails
- Can send internal emails
- Can receive external emails
- Can receive internal emails
How can I achieve:
- internal users cannot receive emails from internet?
Thank you
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Windows Live: Keep your friends up to date with what you do online.
http://www.microsoft.com/middleeast/windows/windowslive/see-it-in-action/social-network-basics.aspx?ocid=PID23461::T:WLMTAGL:ON:WL:en-xm:SI_SB_1:092010
