id frequency mode datetime sent callsign sent rst sent exchange rec callsign rec rst rec exchange id cross record problem log
51645 3580 RY 15.12.2012 17:23 RK9AK 599 17 UA9XL 599 17 136515
136515 3589 RY 15.12.2012 17:22 UA9XL 599 17 RK9AK 599 16 51645 invalid / incorrect received exchange code