SIP trunking connects your PBX phone system to the cloud for internet-based calling. This benefits your business by lowering ...

IP-PBxes are usually preferred because they offer many features. With the exception of old, already-installed but still working PBXs and those chosen because they are inexpensive, PBX systems ...

Open source PBX software ... well as voice over IP (VoIP), Asterisk is written in C and uses the Unix standard POSIX programming interface to communicate with the operating system.

Why settle for an ancient, analog PBX? The best voice over IP (VoIP) services we've tested deliver enterprise-grade phone system features for a small-business-friendly price.

SEO Description Learn Grandstream is preferred choice of all sizes of businesses for reliable networking solutions and video conferencing Key phrase Grandstream is preferred choice For effective busin ...