.vimrc, simple configures for server, without plugins.
cp ~/.vimrc ~/.vimrc_bak
recommend
curl https://raw.githubusercontent.com/noah-lee/vim-for-server/master/vimrc > ~/.vimrc
or use git
git clone https://github.com/noah-lee/vim-for-server.git
ln -s vim-for-server/vimrc ~/.vimrc