I've been playing with Trixbox and Elastix for a little while now. This has been my only experience with *nix, but I've learned a bit over the past year. I was having issues with Trixbox so I moved to ...

Every business needs email, but not every business wants an expensive propriety email server like Exchange Server. If you prefer a free mail server, consider Postfix, an open source email server that ...

I don't know how to get Postfix to verify the sender address, but you can use <B>smtpd_sender_restrictions</B> to block/permit addresses and domains. If you have a ...