https://biz.prlog.org/uk/ip-telephony/ IP Telephony - England - Free business directory on PRLog.Org, latest companies listed first. 60 https://biz.prlog.org/Swyxiptelephony/ Swyx is a unified communications vendor aimed at SMEs. An easy-to-install, easy-to-maintain software-based system, SwyxWare is The Communication Engine designed to drive a company forward.Tue, 26 Oct 2010 09:21:19 GMT https://biz.prlog.org/VOIspeed/ VOIspeed Ltd manufactures and distributes software-based IP phone systems that can substantially improve company productivity. The technology combines excellent quality and value, providing a feature-rich platform for innovative telephony applications.Mon, 19 Jan 2009 17:28:20 GMT