1.3 NGN architecture and main elements.ogs.pdf - BTCl
1.3 NGN architecture and main elements.ogs.pdf - BTCl
1.3 NGN architecture and main elements.ogs.pdf - BTCl
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<strong>NGN</strong> Network ElementsH.248 ProtocolKnown also as MEGACO: st<strong>and</strong>ard protocol, defined byITU-T, for signalling <strong>and</strong> session management neededduring a communication between a media gateway, <strong>and</strong> themedia gateway controller managing itH.248/MEGACO allows to set up, keep, <strong>and</strong> terminate callsbetween multiple endpoints as between telephonesubscribers using the TDMSIPSession Initiation Protocol in order to h<strong>and</strong>lecommunication signalling <strong>and</strong> negotiation like callestablishment, <strong>main</strong>tenance <strong>and</strong> termination from packetmode terminals. Has a distributed peer to peerimplementationDhaka, Bangladesh, May 2011ITU - <strong>NGN</strong> <strong>elements</strong> - OGSInternationalTelecommunicationUnionslide 17
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