Market Trends

A Session Border Controller (SBC)  is used in a voice over internet protocol (VoIP) network to govern and control the initiation, conduction and termination of a call. SBC acts as router that allows only authorized sessions to pass through the border between the service provider network and the   enterprise network   or between service provider networks or between the residential users and service provider network. SBC ensures that the communication established is uninterrupted. In addition, SBC enforces QoS, security and admission control mechanism over the VoIP sessions. For enhanced security, SBCs are deployed on both the enterprise and carrier sides of the connection.  The SBC further ensures that emergency calls are given high priority and are delivered before all other calls. An SBC also serves as a firewall for session traffic, identifying specific incoming threats to the communications environment, applying its own QoS rules, thereby improving customer satisfaction and relation