For the past few years, I’ve run my own XMPP-based instant messaging server. It’s an incredibly convenient way for my wife and I to send links back and forth to each other while we’re on our computers ...

I'm sure I've seen a mention about an Ars mail server setup tutorial in one of the forums here. I looked for it without success. Would someone know if there actually is such a tutorial here at Ars, ...

This post will tell you about SIP, how to go about hosting a SIP Server, creating your own SIP internet network, and more on a Windows PC. SIP stands for Session Initiation Protocol. It is a protocol ...