FINVOIP Ltd United Kingdom
- Hosted VoIP billing service provider
- Incumbent PTT
- International VoIP Wholesale Provider
- Internet Telephony Service Provider
- Network Service Provider
- VoIP Billing Software Provider
- Voip Termination ISP
- Billing Software
- Call Relay VoIP Solutions
- Call Routing VoIP Solutions
- E1 Bulk Wholeseller
- PC to Phone
- Phone To PC
- Phone To Phone
- Project Mangement Services
- SIP Softswitch & CPE
- SIP VoIP Gateway
- System Integration
- Termination
- Web Call
- Web To Phone
- Cisco Systems
- Mera
- Quintum
- Custom Open Source Billing Solution
- PortaSIP
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.
Shenzhen RealTone Technologies Inc.,
Real Tone Technologies Co., Ltd is a professional manufacturer of innovative VoIP equipments and unified network communication solutions. We offers a full line of VoIP products including All in one IP PBX phone system, VoIP gateways, E1/T1 PRI trunking
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