Drupal contrib module maintaining
Xorcom presentation 2010 05
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Www.xorcom.com Open Source Holds its Own Against Conventional Telephony …and then some Asterisk is a registered trademark of Digium, Inc.
Www.xorcom.com Asterisk ® -based PBX Solutions Open Source Telephony Interfaces and Appliances for Commercial Installations Asterisk is a registered trademark.
Open Source Holds its Own Against Conventional Telephony