SIP trunking is a cost-effective option for modernizing legacy phone systems with minimal disruption. Discover the best SIP trunking providers and how to choose one in our complete buyer’s guide. I’ve ...

XO Communications has unveiled an enterprise-class, multi-site Session Initiation Protocol trunking solution designed to add flexibility and scalability to distributed voice network architecture for a ...

With over half a dozen UC-related announcements so far in the last few days, today we’ll hit the highlights with three news items: Time Warner Cable Business Class (TWCBC) has added SIP (Session ...