I am hoping to add a feature to my server where you can request that your query be sent to ALL servers (in case the one you are connected to has no internet, etc) and the data associated with that will be sent through the broadcast thing. I don't know what commands you use for it though, because the sheet of commands that EA5HVK gave to me didn't include anything that seemed like it would work. The sheet I was given is attached.
VARA Protocol Native TNC commands
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Its not a TNC command.
VARA has a another port dedicated for incomming KISS commands. Look under settings of VARA you'll find that. it acceptes standard KISS commands.
Irad