id frequency mode datetime sent callsign sent rst sent exchange rec callsign rec rst rec exchange id cross record problem log
75403 3500 PH 11.4.2020 18:24 OK1DOL 59 DPS OM0AD 59 BAR 60138
60138 3500 PH 11.4.2020 18:24 OM0AD 59 BAR OK1DOL 59 PDS 75403 invalid / incorrect received exchange code