RFC 3966: The tel URI for Telephone Numbers

https://www.rfc-editor.org/rfc/rfc3966.html

[ E.123 ] International Telecommunications Union, "Notation for national and international telephone numbers, e-mail addresses and web addresses", Recommendation E.123, February 2

 Dash History

http://www.dashdist.com/dashkc/history.html

revolution to business telecommunications. For the PC industry, Dash developed a line of industrial PC enclosures, that included ruggedized truck-mounted PC equipment developed fo

Asterisk™: The Definitive Guide

http://www.asteriskdocs.org/en/3rd_Edition/asterisk-book-html/asterisk-book.html

Tailor-made private telecommunications networks Low barrier to entry Hosted solutions of similar complexity to corporate websites Proper integration of communications technologies

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