Session Border Controller Plays A Pivotal Role In Business Communications

Posted by Phil Borghuis
1
Jun 23, 2014
1553 Views

Know the ABC's of Session Border Controller

In just three years, SBC (session border controller) has gone from new concepts to hot new products to just another part of the infrastructure required to operate VoIP networks. Now that, SBC has reached to the acceptability, the technology is more immensely understood! And that is why marketplaces prefer to go with SBC software or system. A term “session border controller” is derived from several fundamental concepts based in IP platform and communications. “Session” is the actual communication process, from when the users dial the call first until the last users disconnect. “Border” is a point where one network ends and another begins. And “controller” is an overseer process which monitors a session and make changes to the systems based on the call's requirements.


SBC As A Solution And Software

An SBC solution is the computer system which controls VoIP, video conferencing and other media connections. It possesses a great deal of influence as it also controls everything from call quality to security! It monitors communication processes as well. Earlier, SBC software was mainly used for negotiating borders between non-trusting networks. As internet communication has become most important yet common, SBC began to change! Now, session border controller governs major aspects of communication sessions, both in terms of network and time usage. Quality and security are two preeminent components of the SBC's job! When the session is active, the controller is continuously searching for intrusions in or out of the calls.


Systems are protected from malicious activities or attacks, whether they are carriers or participants. Moreover, SBC monitors the call quality and helps rectify quality problems if they occur. SBC solution is also a part of the communication regulatory system! Alike standard phone systems, SBC is required to prioritize emergency calls. They also need to have monitoring capabilities, the call's length and resource usage for potential billing! SBC is associated with the following voice call streams, 1) One or many media streams (audio, video and/or statistical data) 2) One or many management signaling exchanges. Key benefits of the FreeSWITCH session border controller are,

  • Gives Protection from DoS attacks

  • Offers Topology hiding

  • Provides Secured media stream and call stream


SBC Usage Scenarios

It seems the whole relevance of SBC development services will continue to boost in the years to come. Apparently, the latest trends, implementation challenges are also there! Most of the IP services rely on SBC capabilities, therefore various models are created to accomplish use-cases mentioned below.

  • Hosted VoIP

  • IP peering

  • RCSE

  • VoLTE

  • IPv6 inter-working

  • Third-party applications


In a very short period of time, SBC software has established itself as a pivotal part of next-generation mobile and fixed networks! And now it is approaching ahead.

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