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Facts You Should Know About SIP Trunking
Posted: Aug 23, 2017
SIP Trunking is nothing but a streaming media service that works on Session Initiation Protocol (SIP). With Unified Communications facilities, companies can stay connected with private branch exchange. The software applications aid you to make a voice call, arrange a conference online, and also share the desktop and a whiteboard.
Domains
SIP architecture offers a division of the relevant network under different domains. These include private and public domains. The former refers to a network when the connection is established to a unified communication server or the PBX. On the other hand, a public domain is offered by the internet service provider for accessing the PLMN (Public Land Mobile Network) and PSTN (Public Switched Telephone Network).
Once a company avails services, both the domains are linked through a SIP trunk. The interconnection is established for making you capable to handle protocols related to SIP trunking. Later, the ISP is responsible for the regulatory authority and obligations like identifying users, keeping an eye on traffic and implementing certain mechanisms.
Architecture
Regardless of what the domain might be, the end-result is divided into levels namely, Network-border elements and access control (Class 5 softswitch). However, the private domain comprises of three levels, Corporate-Border Elements, IP-PBXs, and central corporate switching mode. Both the elements distinguish the public domain from the private domain. This helps towards effective implementation of ISP security policies.
When you avail SIP trunking in Philippines, you should consider a session body controller. This is a device that’s deployed in the protocol. Basically, the controller helps to gain control over signaling and streams which play a role in dividing telephone calls.
Author Bio:-
This article is written by Lee Wood. He has got into writing professionally and uploads regular informative articles. You can refer to the articles and the information put down by him and clears your doubts on call center VoIP.