short info

zzcodec -- is a free implementation library for encoding/decoding informational packets in telecommunication networks. Users can decode messages from any memory locations. The structure of packets is described inside source archive.


zzcodec supports many of signalling system stacks (almost all we think ;)) : from DSS1/PRI to TCP/IP, INAP and GSM networks.

supported signalling systems

  • MTP2/SS7
  • MTP3/SS7
  • ISUP/SS7
  • SCCP/SS7
  • TCAP/SS7
  • INAP/SS7
  • MAP/SS7
  • DSS1/PRI
  • DSS1/BRI
  • to be continued...

    related software

  • Ethereal