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PSTN Last modified: Tuesday, September 17, 2002
Short for Public Switched Telephone Network, which refers to the international telephone system based on copper wires carrying analog voice data. This is in contrast to newer telephone networks base on digital technologies, such as ISDN and FDDI. Telephone service carried by the PSTN is often called plain old telephone service (POTS).
Internet Telephony Consortium Home page for a research organization focused on providing interoperability between the Internet and the public switched telephone network. Offers news about the group as well as publications, links and resources.	Related Categories Telecommunications Related Terms circuit switching POTS softswitch Conferencing Stations PSTN Products Shop by Top Models: Polycom SoundStation2™ (2201-07880-001) Audio Conference 32 store offers from $124 - $729 Polycom VSX™ 1000 (2200-45302-001) Audio Conference 23 store offers from $448 - $1905 Polycom VoiceStation® 500 (2200-17900-001) Wireless Audio Conference 23 store offers from $328 - $540 Polycom SoundStation2™ (2200-17120-001) (220017120001) Audio Conference 20 store offers from $622 - $1049 Polycom VoiceStation™ 300 (2200-17910-001) Wireless Audio Conference 19 store offers from $219 - $450