High Quality and Reliable SIP Trunk Service with great value call charges.
1st SIP trunk installed in 2005, 15,000+ SIP Trunks currently installed, Approved by more telephony manufacturers than any other provider in Europe, UK Based support & development teams, Full number porting desk
Range of UK and international numbers, Full range of data connections.
Use your existing telephone application
SIP to SIP (on net) calls FOC - No number rental - Fraud alerting - Fraud suspension - Failover Manual OR - Automatic Failover
Voiceflex has more PBX manufacturer approvals than any other UK SIP trunk provider.
It has been important from our inception to work closely with the major PBX manufacturers. Our testing and approval system provides our customers with a stable solution across all our approved PBXs.
Alcatel-Lucent OmniPCX Enterprise OmniPCX Office
Avaya one-X Quick Edition IP Office
Cisco UC320 UC 500 CallManager
Clarity 4000 series
CounterPath X-Lite eyeBeam
Linksys Linksys One
Mitel Limited to specifc firmware.
Nortel Limited interop.
Panasonic X-TDA15 KX-TDA30 KX-NCP TGP500
Siemens HiPath BizIP HiPath 2000 HiPath 3000 HiPath OpenOffice ME
Snom 320 One
Vega Stream IP Gateways
Vertical Communications Xcelerator IP
To make an enquiry regarding our SIP Trunk Services Please call 0800 6122199