PBX Extenders United Kingdom
Citel is The VoIP Migration Company™. We develop the world''s most comprehensive portfolio of network-edge products enabling enterprises to realize the cost and productivity benefits of IP telephony.
With Citel''s Portico™ TVA™, existing PBX handsets connect directly to a Session Initiation Protocol (SIP) based on-premise IP PBX or Hosted IP telephony service provider. Citel can help you determine which type of deployment strategy - Hosted or premise-based - is best for you and the needs of your enterprise.
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- Cloud-based Unified Communications Service Provider
- Hardware
- Hosted PBX Service Provider
- Hosted VoIP billing service provider
- International VoIP Wholesale Provider
- Internet Telephony Service Provider
- Internet VoIP and Video Conferencing Service Provider
- Marketing Services
- Mobile VoIP
- Network Service Provider
- Voip Termination ISP
- Wholesale VoIP Carrier
- Call Back
- Call Relay VoIP Solutions
- Call Routing VoIP Solutions
- H.323 Softswitch & CPE
- H.323 VoIP Gateway
- H.323 Wireless/ GSM VoIP Solutions
- Hosted PBX
- Hosted VoIP
- IP devices
- Polycom
- SIP Softswitch & CPE
- SIP VoIP Gateway
- VoipSwitch
- 2N
- 3CX Phone System
- Asterisk
- Blue Lava Prorietary 2 & 4 Port Analog VoIP Gateways
- SIP softphones
- 2N
- IP PBX
- IP Phone
- ProfitBilling
- Voip Switch
- voipnow