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VoIP Telephony

IT Foundations recommend SIP based VoIP phone systems for our customers.  SIP is becoming the de facto standard for voice communications die to the potential for cost savings and the proliferation of hardware and software that uses the SIP standard.

To setup a SIP phone system you need the following 4 elements:

  • SIP Phone System
  • SIP Phones for each user or a SIP Software phone and headset for each computer
  • SIP Gateway to connect analogue or ISDN telephone lines (e.g. BT or Telewest) to the phone system
  • SIP Trunks to use Internet based call routing with a SIP trunk provider

Additionally you may also need instalaltion and configuration serices and on going support / maintenance for the system.


3CX Phone System

3CX Phone System

3CX Phone System for Windows is a software-based IP PBX that replaces traditional proprietary hardware PBX / PABX. 3CX’s IP PBX has been developed specifically for Microsoft Windows and is based on the SIP standard – making it easier to manage and allowing you to use any SIP phone (software or hardware).


VoIP Phones (SIP)

VoIP Phones (SIP)

SIP Phones for use with SIP standard Phone Systems and SIP providers. Products from Cisco and SNOM available.


VoIP Gateways (SIP)

VoIP Gateways (SIP)

VoIP Gateways provide the most economical solution for linking your existing Analogue and ISDN telephony services to a VOIP telephone system using SIP technology.


SIP Trunks

A range of SIP Trunks for 3CX and other VoIP Phone Systems.