Intro To SIP, SIP, Session Initiated Protocol, VOIP

VOIP & Telephony services offering fully managed virtual switchboards. Make your business calls cheaper and easier to manage with our services

Barebones Communications is a leading UK business telecoms provider. We provide VoIP phone solutions, CCTV systems, and WiFi Mesh networks to businesses and venues - all supported by our own hardware, engineers, and carrier grade network.

VSL IT Solutions, is a new service launching from award winning Vertical Systems, one of the longest established and largest suppliers of travel technology to the UK travel industry.

Welcome to Blue Guava | VOIP Provider

Network performance visibility for enterprises and service providers. Quality assurance tools, technology for mobile, VoIP, contact center & unified communications.

For dedicated business IT installation and IT support services in Southampton, Hampshire and the surrounding areas of Portsmouth, Winchester, Eastleigh please call Century IT Services on 023 8007 0101.

VOIP Call Recording Software - Enghouse Interactive delivers workforce optimization software and interaction recording solutions to businesses worldwide.

Wizard I.C.T. Specialists in IT, Business Telephony, VoIP, Cloud Solutions, Web / Internet and Microsoft Windows Based Systems and Services.

Connexin | Connexin - Home Business VoIP

Wholesale VoIP Termination, Interconnections, DIDs, Calling Card Services

help4IT provides expert 24/7 VoIP support, appliances, trunks at amazing call rates

OnForce - Find Pros Here. 12,000+ IT service professionals across the US and Canada for computers, printers, networking, VoIP, POS, or flat panel TVs.

Research, consultancy and advice in converging telecoms, technology and hosted VoIP

Supplier of Voicemail, Fax Services, VOIP Services, Telephone based audio-conferencing and other associated telephone number services

WorkPlaceLive offer a range of cloud services, including fully Hosted Desktops, Hosted VoIP and Hosted Exchange Email.

Based in Bedford, experts in IT Support and Telecommunications, with BSI 9001 accreditation. We can overhaul your IT department, install state-of-the-art server technology or cost-saving VOIP telephone equipment - with a free Business IT health check

Lifecycle delivers business solutions to both large and small Telecommunications Companies all over the world. Our solutions range from Hosted Billing Platforms through to Complex Provisioning and Reporting Portals.

CloudAssure - Business Cloud Services from AK Computer Services. Monthly subscription Office 365, Cloud Backup, Hosted VoIP and Secure File Share services

Hosted VoIP & Broadband Service Provider for Business