IPsky United States
- International VoIP Wholesale Provider
- Phone To Phone
- Quintum
- Billing system of own development
The function is available in some telephone networks and it allows
receiving the other call at the moment of the actual conversation by the method
of setting the active call in the waiting mode or cancellation. This will let
not to miss an important call and to agree upon time when it will be possible
to call back.
Leaftel Inc
Leaftel is a provider of consulting, outsourcing, and technology solutions. With expertise in VoIP from technology integration to business plans and processes, Leaftel is positioning itself to be one of the world leaders in VoIP consulting today.
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