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What is an SBC
SBC stands for Session Border Controller
Simplified Explanation
SIP Firewall
SIP Security Device
Session
Real time interactive communications
Voice, Video, multimedia
SIP or H323 Signaling
Border
IP to IP network border
SIP trunks to service providers
Remote worker access
Internal Enterprise / External Enteprise
Control
Security & SLA assurance
Revenue & cost optimization
Compliance
Why use an SBC
SBC are installed at the edge of VoIP Networks to facilitate end to end VoIP transmission without compromising network security
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All SIP and Media (voice) traffic transit through SBCs
B2BUA Explained
A back to back user agent (B2BUA) is a logical network element in the Session Initiation Protocol (SIP) applications
It operates between two endpoints in a communication session and divides the communication channel into two different call legs
It mediates SIP signalling between both ends of the call
B2BUAs are often implemented within media gateways
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What are User Agents?
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