Linux for DBA: How disable the ssh banner for a given user

Ready to install a new Oracle RAC cluster, but the ssh banner (in /etc/ protected by root privileges) is compromising the non-interactive ssh commands issued by grid & oracle?

Here the trick to disable it:

--Add this empty file to the grid and oracle UNIX home
touch ~/.hushlogin 

mkdir -p .ssh
chmod 700 .ssh 
echo "LogLevel quiet" > ~/.ssh/config