Viewing articles tagged 'SIP Channels'
SIP（Session Initiation Protocol) is the application layer control protocol for multimedia...Grandstream UCM610X IP PBX
The Grandstream UCM Series of IP PBX systems are very small and compact full featured phone...SIP Trunking
SIP, or Session Initiation Protocol, is the standard communications protocol for voice and video...Understanding basic IP Phone features
Understanding basic IP phone features You are looking for the perfect IP phone but all of the...