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A SIP server, also known as a SIP proxy, manages all SIP calls within a network and takes responsibility for receiving requests from user agents for the purpose of placing and terminating calls. Asterisk; ejabberd; FreeSWITCH; GNU SIP Witch; Kamailio, formerly OpenSER [1]
The user agent client (UAC) sends SIP requests. The user agent server (UAS) receives requests and returns a SIP response. Unlike other network protocols that fix the roles of client and server, e.g., in HTTP, in which a web browser only acts as a client, and never as a server, SIP requires both peers to implement both roles.
These two extensions allow users to specify their preferences about the service the IMS provides. With the caller preferences extension, [8] the calling party is able to indicate the kind of user agent they want to reach (e.g. whether it is fixed or mobile, a voicemail or a human, personal or for business, which services it is capable to provide, or which methods it supports) and how to search ...
Peer-to-peer SIP (P2P-SIP) is an implementation of a distributed voice over Internet Protocol (VoIP) or instant messaging communications application using a peer-to-peer (P2P) architecture in which session control between communication end points is facilitated with the Session Initiation Protocol (SIP).
Bangladesh is connected to SEA-ME-WE 4 or SMW-4 (South-East Asia – Middle East – Western Europe 4) and SEA-ME-WE 5 submarine cable systems. The landing site of the SMW-4 Bangladesh branch is located in Cox's Bazar and the landing site of the SMW-5 Bangladesh branch is located in Kuakata. The two submarine cables provide the country with ...
Jami (based on DHT and SIP) Savoir-faire Linux Inc. 2002 August Open Standard: 40-digit address Yes Yes Yes Yes No Yes Medium Yes Yes Yes Yes No Yes ? Jami (based on DHT and SIP) Matrix: Matrix.org 2014 Sep [11] [failed verification] Open standard @Username:Hostname (MXID) Yes Yes, mandatory Yes, default for private conversations [12] Yes Yes Yes
This is a list of notable telecommunications companies of Bangladesh This is a dynamic list and may never be able to satisfy particular standards for completeness. You can help by adding missing items with reliable sources .
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