Yes, I got it !
On server side:
In file C:\Users\galevsky\Saved Games\DCS\Config\network.cfg, set :
disable_events = true,This will prevent clients from viewing events messages
In file C:\Program Files\Eagle Dynamics\DCS World\Scripts\net\events.lua, comment out the content of variable report:
local report = function(msg, ...)
[b]--[/b]net.recv_chat(string.format(msg, ...))
endThis will prevent the hoster (if any) from viewing events messages
YES !!!