fgsect / scat

SCAT: Signaling Collection and Analysis Tool
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Unable to parse 5G logs #108

Closed athyagat closed 1 week ago

athyagat commented 2 months ago

SUMMARY

Unable to read the OTA/RRC messages of the UE.

2024-07-03 20:55:27,815 scat.qualcommparser (parse_nr_rrc) WARNING: Unknown NR RRC OTA Message packet version 0x14 2024-07-03 20:55:27,825 scat.qualcommparser (parse_nr_rrc) WARNING: Unknown NR RRC OTA Message packet version 0x14 2024-07-03 20:55:27,829 scat.qualcommparser (parse_nr_rrc) WARNING: Unknown NR RRC OTA Message packet version 0x14 2024-07-03 20:55:27,840 scat.qualcommparser (parse_nr_rrc) WARNING: Unknown NR RRC OTA Message packet version 0x14

STEPS TO REPRODUCE Steps to reproduce the behavior:

  1. Run SCAT with arguments 'scat -t qc -d log.qmdl2 -F log.pcap'

EXPECTED and ACTUAL RESULT A clear and concise description of what you expected to happen.

ENVIRONMENT

ADDITIONAL INFORMATION QMDL2 file: https://drive.google.com/file/d/19aJVK8quWRrGt5Hjn_SEhAVVvts5AMh6/view

peremen commented 1 month ago

Seems that Version 19 and Version 20 has some minor differences, and the NR RRC item itself seems not encrypted. I will take a look later.

peremen commented 1 week ago

MIB/SIB1/CCCH/DCCH will be parsed after this commit. Please reopen this issue if something is incorrect.