For me I have found it useful to use FLRIG with FLDigi with the IC7300, but it might be easier to send these cat commands using the Macro buttons when dealing with a mixed mode net....
<RIGCAT:FE FE 88 E0 26 00 01 01 FD>
<RIGCAT:FE FE 88 E0 26 00 01 00 FD>
I used these before the FLRIG was updated.
73 Dave WB2HVF