VoIP Cookbook: Linksys SPA3000 Analog Telephone Adapter

ATA Linksys SPA3000 has two RJ-15 sockets on one of its sides

One of the smallest ATA we the author have ever seen is Linksys SPA3000. From the picture above, you can see two telephone jacks, each labeled Phone and Line. Connect the phone socket to your conventional phone while the Line socket to the PSTN cable.

ATA Linksys SPA3000 has a RJ-45 socket, power socket and LED indicator on the other side

On the back of Linksys SPA9000, there is RJ-45 plug that can be connected to LAN cable for computer and the Internet.

See Also

• VoIP Cookbook: Building your own Telecommunication Infrastructure
• VoIP Cookbook: Analog Telephone Adapter for connection to PSTN