Specifies the list of required fields for each message type in messages passed between Radiator and Opera. May be specified one per line for each type of message. This should only need to be changed if additional data is required for each gust in the GI (Guest In), GO (Guest Out) and GC (Guest Change) messages. Defaults to:

GI    FLG#RNGNSF
GO    FLG#RNS
GC    FLG#RNGN
PS    FLP#RNPTTATIDUDADDSOCT
PA    FLASRNP#DATICT