X-Nico

3 unusual facts about Media gateway


Adaptive Multi-Rate Wideband

In 2007 end-to-end AMR-WB TrFO capable 3G & VoIP product line was commercially released by NSN (M13.6 MSS, U3C MGW).

MGW

An abbreviation for Media gateway, a translation unit between disparate telecommunications networks

Radio Network Controller

The RNC connects to the Circuit Switched Core Network through Media Gateway (MGW) and to the SGSN (Serving GPRS Support Node) in the Packet Switched Core Network.


H.248

While a Media Gateway Controller (MGC) will use H.248/Megaco to manage media establishment and control with a number of Media Gateways (MG), other VoIP protocol such as SIP and H.323 are used for one Media Gateway Controller (MGC) to communicate with another Media Gateway Controller (MGC).


see also

H.248

Media Gateway Controller talk with each other using SIP, H.323 or ISUP

MGCP

Media Gateway Control Protocol, an implementation of the Media Gateway Control Protocol architecture