id frequency mode datetime sent callsign sent rst sent exchange rec callsign rec rst rec exchange id cross record problem log
126212 7030 CW 15.11.2015 04:51 OK2BFN 599 GZL R4LZ 599 073 71941
71941 7031 CW 15.11.2015 04:51 R4LZ 599 073 OK2BFN 599 MGR 126212 invalid / incorrect received exchange code