The service is provided utilizing TLS (Transport Layer Security) and SRTP (Secure Real-time Transport Protocol) protocols allowing client-server applications to communicate across an open network in a way designed to prevent eavesdropping and tampering.

Transport Layer Security (TLS) provides encryption for call signaling (read more)

Secure Real-time Transport Protocol (SRTP), intended to provide encryption, message authentication and call integrity read more)

Client side Firewall / Router open ports requirements:

  • TLS – 5061 TCP
  • SRTP –10000-20000 and 50000 UDP
  • Certificates requirements to be install on client side includes 2 certificate files. An SSL certificate *.pem and ca.crt. file required when using a secured connection on IPBX or PC softphone. When used from a cellular device, no certificate is needed

    For further information and ordering info, please Contact Us