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Voip Providers supporting:
SIP protocol

SIP protocol

SIP protocol

found 1139 companies
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VoIP Provider: Celergy Networks, Inc.
Location: USA/San Clemente
Main Category: Hardware
Categories: Voip engineering, Hardware
Protocols: h.323, IAX, MGCP, SIP
Services: Consultancy Services, H.323 Wireless/ GSM VoIP Solutions, Installation and Support Services, IP devices, Project Mangement Services, System Integration, Voice and Video Conferencing

VoIP Provider: pcsoft technologien
Location: Germany/Visbek
Main Category: Hardware
Categories: Hardware, Hosted VoIP billing service provider, Internet Telephony Service Provider, Internet VoIP and Video Conferencing Service Provider, Network Service Provider, SIP Billing, VoIP Billing Software Provider, Voip consulting, Voip Termination ISP
Protocols: SIP
Services: Billing Software, Call Relay VoIP Solutions, Call Routing VoIP Solutions, Consultancy Services, Installation and Support Services, IP devices, Outsourced Billing, Partnering for Origination and Termination, PC to Phone, Phone To PC, Phone To Phone, SIP VoIP Gateway, System Integration, Termination, Voice and Video Conferencing

VoIP Provider: NGN Consulting
Location: Argentina
Main Category: Voip consulting
Categories: International VoIP Wholesale Provider, Voip consulting
Protocols: h.323, SIP
Services: Collaboration, Consultancy Services, Fax To Fax

VoIP Provider: Parwan Electronics Corp.
Location: USA/Aberdeen
Main Category: VoIP Billing Software Provider
Categories: SIP Billing, VoIP Billing Software Provider
Protocols: h.323, SIP
Services: Billing Software, Call Relay VoIP Solutions


VoIP Provider: CIS.VoIP
Location: Russia/Moscow
Main Category: International VoIP Wholesale Provider
Categories: Voip Termination ISP, International VoIP Wholesale Provider
Protocols: SIP, h.323
Services: Termination, SIP VoIP Gateway, SIP Softswitch & CPE, Phone To Phone, Phone To PC, PC to Phone, H.323 Wireless/ GSM VoIP Solutions, H.323 VoIP Gateway, H.323 Softswitch & CPE, Fax To Fax, Billing Software

VoIP Provider: Adore Infotech Pvt Limited
Location: India/Delhi
Main Category: VoIP Billing Software Provider
Categories: Hosted VoIP billing service provider, Internet Telephony Service Provider, SIP Billing, VoIP Billing Software Provider, Voip consulting
Protocols: SIP, h.323
Services: Billing Software, PC to Phone, Phone To PC, Phone To Phone, Web Call, Web To Phone

VoIP Provider: Inovaware Corporation
Location: USA/Honolulu
Main Category: VoIP Billing Software Provider
Categories: Hosted VoIP billing service provider, VoIP Billing Software Provider, SIP Billing
Protocols: h.323, MGCP, SIP
Services: Outsourced Billing, Installation and Support Services, Consultancy Services, Billing Software

VoIP Provider: JS Communications
Location: USA/Fort Lauderdale
Main Category: International VoIP Wholesale Provider
Categories: International VoIP Wholesale Provider
Protocols: SIP
Services: Partnering for Origination and Termination

VoIP Provider: Diyanat
Location: India/Hyderabad
Main Category: Voip consulting
Categories: VoIP Billing Software Provider, SIP Billing, Voip consulting, Voip engineering
Protocols: SIP, IAX, h.323
Services: PC to Phone, IP devices, Installation and Support Services, H.323 VoIP Gateway, H.323 Softswitch & CPE, Gatekeepering, Consultancy Services, Billing Software, Phone To PC, Phone To Phone, SIP Softswitch & CPE, SIP VoIP Gateway, System Integration, Voice and Video Conferencing, Web To Phone

VoIP Provider: Clipcomm
Location: Korea (South)/Seoul
Main Category: Hardware
Categories: Hardware
Protocols: h.323, SIP
Services: Billing Software, H.323 Softswitch & CPE, H.323 VoIP Gateway, Phone To Phone, SIP Softswitch & CPE, SIP VoIP Gateway

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