id frequency mode datetime sent callsign sent rst sent exchange rec callsign rec rst rec exchange id cross record problem log
184506 3596 RY 15.12.2012 21:33 VA3EF 599 4 OK5T 599 15 195451
195451 3596 RY 15.12.2012 21:34 OK5T 599 15 VA3EF 599 5 184506 invalid / incorrect received exchange code