Group Paging
A group of users can be created with a purpose of receiving voice announcements through the speaker of a telephone set, but it has to be in the waiting mode.
G.729 is an audio algorithm of voice transfer data compression that compresses the digital voice into 10 ms duration packages.
XtremeNetworks
Xtreme Networks, Inc. currently manufactues Voice Over IP carrier based solutions switches and IP PBX switches in the USA for North and South America and Spain for Europe. Xtreme Networks, Inc. provides cost effective solutions to the Voice Over IP market
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