Fax, SMS, Callback, Callthru, SIP-Calling worldwide.
Installation and maintenance of easy to complex Asterisk servers. Hosting of Asterisk Servers.
Founded in 1999, our company offers all service around fax, sms, callback, voip and sip for retail and wholesale
Alianza Global Communication Services is a communications provider offering Voice Over Internet Protocol (VoIP) telephony services, a less expensive alternative to traditional phone services, to businesses throughout Mexico. By harnessing the power and fa
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