DOCSIS® MAC Made Visible

XRA-31 is a DOCSIS 3.1 Protocol Analyzer developed by Excentis.

Gain insight into your MAC layer

Analyse all upstream and downstream communication.

Live RF and capture stats

Realtime feedback on signal quality and packet count.

Packet captures instantly available

Capture and filter minutes of line rate DOCSIS 3.1 traffic.


  • Both DOCSIS 3.0 and 3.1 protocols
  • All DOCSIS 3.1 signal configurations
    • 2x OFDM up to 192 MHz
    • 2x OFDMA up to 96 MHz
    • SC-QAM
    • all modulations up to 4096 QAM
  • 85 MHz-1218 MHz DS and 5-204 MHz US
  • Multiple profiles, mixed-modulation profiles, profile changes
  • Filter capture on CM or message type
  • Control through API
  • Traces in standard Wireshark format:

Next steps