Virtually free wireless calls

Wireless voice over internet protocol (VoIP) technology offers an opportunity to cut down on telecoms bills when staff are out of the office and on the road.

Unlike traditional telephone communication, VoIP voice information is sent in digital packets rather that in analog format. Making this technology wireless requires a different network.

‘‘The key difference between wired and wireless VoIP is the network,” said John Sharpe,c ountry manager with Avaya. ‘‘Wired uses ethernet ...