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The term "controller" refers to the influence that session border controllers have on the data streams that comprise sessions, as they traverse borders between one part of a network and another. Additionally, session border controllers often provide measurement, access control, and data conversion facilities for the calls they control.
Sonus SBC 1000 Session Border Controllers (SBCs) are being incorporated into Microsoft Technology Centers (MTCs) globally to give enterprises hands-on experience with Sonus solutions in Microsoft ...
Gatekeepers can be combined with a gateway function to proxy H.323 calls and are sometimes referred to as session border controllers (SBC). A gatekeeper can also deny access or limit the number of simultaneous connections to prevent network congestion .
Sonus Networks Announces New Session Border Controller Software Release --(BUSINESS WIRE)-- Sonus Networks: SUMMARY: -- Sonus Networks enhances SMB and branch office SBCs, enabling new revenue ...
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The Session Initiation Protocol (SIP) has established itself as the de facto standard for voice over IP (VoIP) communication. [1] In order to establish a call, a caller sends a SIP message, which contains its own IP address. The callee is supposed to reply back with a SIP message destined to the IP addresses included in the received SIP message.
From Release 7 onwards this "entry point" function is removed from the I-CSCF and is now part of the Interconnection Border Control Function (IBCF). The IBCF is used as gateway to external networks, and provides NAT and firewall functions . The IBCF is a session border controller specialized for the network-to-network interface (NNI).
The Sonus SBC portfolio is the fastest growing on the market and is positioned in the Leaders quadrant of the "Magic Quadrant for Session Border Controllers," published October 9, 2012 by Gartner ...