The phone section of the 76th 2021 OCDX starts at 06:00 Z on Saturday, October 2nd, and ends at 06:00 Z on Sunday, October 3rd.
OCDX promotes HF contacts to and from stations in the Oceania region as well as contacts between stations inside Oceania. DX transmitting entrants contact as many Oceania stations as possible.
Prefixes are multipliers, entries on individual bands are supported. Contest exchanges are signal reports plus a serial number, starting at 001. The deadline for submitting logs is 31 October 2021.
Current rules can be downloaded from here.