Nasim SBC Technical Specification​s & Features

A Session Border Controller (SBC) is a network element deployed to protect SIP based Voice over Internet Protocol (VoIP) networks.


  • SIP User
  • SIP Trunk
  • Full transcoding capability
  • Full security (SRTP/TLS) capability
  • Unlimited SIP User(Based on Resource)

Media Capabilities:

  • Voice & Video
  • Full RTP transcoding (G.711, G.722, G.723, G.729, iLBC, AMR, Speex, Opus)
    * Only with hardware transcoding option


  • 2 x 1000 BaseT ethernet ports
  • IPV4, IPV6
  • VLAN support
  • 1x IPMI port
  • 1x console port


  • DDoS / DoS attack protection
  • Call security with TLS/SRTP
  • Media security with SRTP
  • IP firewall with port forwarding Two-stage authentication

High Availability / Redundancy:

  • 1:1 active/standby three-box redundancy to guarantee business continuity
  • Active/active at last two-box redundancy to guarantee business continuity

Call Control:

  • Advanced XML routing engine
  • Dynamic load balancing and call routing
  • Multiple call access control options
  • Rate limiting: Call and registration
  • Endpoint authentication
  • Media bandwidth policy
  • Intelligent media anchoring/release
  • Stateful and stateless forwarding


  • SIP 2.0 compliant
  • SIP trunking and remote working
  • SIP intrusion prevention
  • SIP registration scan attack detection
  • SIP request rate limiting
  • SIP registration pass-thru
  • SIP header normalization
  • SIP malformed packet protection
  • Advanced NAT traversal capabilities
  • Topology hiding
  • ENUM routing

Session and Monitoring:

  • Multiple session routing options
  • RTCP statistics reports
  • QoS (ToS or DSCP)
  • RADIUS & Diameter CDR and authentication
  • QoS monitoring and reporting