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A session border controller (SBC) is a network element deployed to protect SIP based voice over Internet Protocol (VoIP) networks. [ 1 ] Early deployments of SBCs were focused on the borders between two service provider networks in a peering environment.
Click here to download electronic copies all four Sonus reference guides: Lync Enterprise Voice for Dummies, SIP Trunking for Dummies,Session Border Controllers for Dummies and Session Management ...
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.
[1] [2] A network border node, such as a session border controller , handling calls as they pass from the access network to the core network can examine the IP address or domains of both the caller and called parties and if they reside in the same part of the network the media path can be released allowing media to flow directly between the two ...
Sonus Enhances Session Border Controller ... functionality with mobile broadband 3G/4G failover capability within the Sonus SBC 1000 and Sonus SBC 2000 Session Border Controllers to ensure the ...
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).