id frequency mode datetime sent callsign sent rst sent exchange rec callsign rec rst rec exchange id cross record problem log
250256 14031 CW 14.11.2015 16:06 OK7M 599 ELT R4LZ 599 031 71899
71899 14031 CW 14.11.2015 16:06 R4LZ 599 031 OK7M 599 TIT 250256 invalid / incorrect received exchange code