Entervox Telecom Canada
- Hosted VoIP billing service provider
- H.323 VoIP Gateway
- IP devices
- PC to Phone
- Phone To PC
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- SIP VoIP Gateway
- Termination
- Voice and Video Conferencing
- Web Call
- Web To Phone
- Cisco Systems
- Billing system of own development
In telecommunications the automatic call-back is a computer telephone function which allows the user by the engaged addressee’s line or in the other case of the subscriber’s inaccessibility indicating the system to save the number of the called subscriber and make the call when the line will be available or when the called number is not engaged.
VoIP Line Telecom
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