Multicast Paging in Grandstream UCM IP PBX

Description This page describes a simple simulation in configuring multicast paging in UCM and IP Phones. Steps: Go to UCM‘s Web UI > Call Features > Paging/Intercom > configure Multicast IP Address and its port. The IP range is from 224.0.1.0 – 238.255.255.255 2. Go to IP Phone > Setting > Multicast Paging > Listening … Read more