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The following table lists the key SBC Core features.

Table : SBC Core Key Features




  • Stand-alone system platforms
  • HA system platforms
  • Includes an Embedded Routing Engine (ERE), performs DNS, ENUM lookups
  • Supports IPv4, IPv6, IPv4/IPv6 interworking, SIP, H.323, GW-GW, SSH, SNMP, NTP, RTP/RTCP, FTP, UDP, TCP, DNS, and ENUM.
  • Packet-to-packet call flows (B2B UA)
  • Extensive SIP signaling and session handling
  • Media relay and transcoding with pinhole control
  • Local storage
  • DoS protection
  • Crypto functions (IPsec, TLS, SRTP)
  • Transparency Profile (Refer to SBC SIP Transparency Implementation Guide)


  • Integrated routing
  • Embedded Routing Engine (ERE)
  • DIAMETER+ queries to optional external centralized PSX Policy/Route Server with or without internal ERE fallback

(Refer to Routing and Policy Management)

Robust Security

(Refer to Security Best Practices Guide for security best practices)

Media/Multimedia Services



Lawful InterceptRefer to Lawful Intercept for additional information.
 Session Recording Session recording is used for various purposes such as complying with regulation, monitoring quality of service, as well as storing call information for quality analysis.

The SBC Core supports the following proprietary SIP recording interfaces:

  • SIPREC SIP-based session recording
  • Call monitoring media capture tool (MCT)
  • NICE session recording

Refer to Session Recording Support for additional information. 

Network Licensing

Supported by SBC SWe Cloud only in this release.

(Refer to SBC Network Licenses for Cloud Deployments)