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...t; Cisco SPA3102. This is a slight confusion. The SPA3102 has both an FXS and an FXO port. What you need is an FXO port - a port to connect to the PSTN as a phone. An FXS port allows you to connect an analog phone. It is something you could have used for local extensions. But you already have IP pohnes. > > The SPA3102 can be found cheap on Ebay, and will be easy to setup in Asterisk. > http://www.infoworld.com/article/2633694/data-modeling/your-pstn-and-you--linksys-spa-3102-and-asterisk.html > > Once the FXS is set up, it's just a matter of adding a ring group/pickup gro...

Hello all, I'm new here and I'm interested in building a small PBX with asterisk at home. I have one single PSTN line and ethernet cabling in place. I already have fairly decent PC that I can use (AMD FX 8350 16GB of RAM and RAID 10 SATA disks). I make and receive 10 calls a day on average. I want 4 IP phones connected to the ethernet network. When there is a incoming call, all