how to create a BF4 server on Ubuntu

Install Ubuntu Desktop Environment (Xfce):
    sudo apt update
    sudo apt install ubuntu-desktop

Install XRDP(used to connect via Remote Desktop Connection):
    sudo apt install xrdp

Install Slim:
    sudo apt install slim

Configure XRDP to use Xfce (Ubuntu Desktop Environment):
 - Edit the XRDP configuration file:
    sudo nano /etc/xrdp/xrdp.ini
 - Find the section [Xrdp1] and add the following line below it:
    . /etc/X11/Xsession

Restart XRDP:
    sudo systemctl restart xrdp

Configure Slim to start Xfce:
Edit Slim configuration file:
    sudo nano /etc/slim.conf

Find the line sessions and make sure it looks like this:
    sessions            startxfce4

Restart Slim:
    sudo systemctl restart slim

Install WINE to run the Windows files:
    sudo apt update
    sudo apt install wine

Run this if u want to change settings:
    winecfg

How to install the server:
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1. Download Server Files Try R63 first, if not work for you - try R60 and then R58
2. Download Server Launcher
3. Register your server here
4. Run ZServer.exe
    wine ZServer.exe
5. In ZServer add server exe and set params to this
    -zlogin changeMe -zpass changeMe -GamePort 25200 -RemoteAdminPort 0.0.0.0:48000 -Country EU -Region EU -serverInstancePath "ZEXEPATHZ/Instance" -PingSite ams -DisplayAsserts false
zlogin and zpass - from step 3.

Always use the official method for installation of WineHQ + Mono: https://wiki.winehq.org/Ubuntu