How to install Counter Strike 1.6 Server in Linux (Ubuntu/CentOS/Debian)

Steps For Installation:

1. Installing dependencies for your Linux distribution.

For CentOS Users:

yum install epel-release

yum install glibc.i686 libstdc++ libstdc++.i686 screen nano -y

For Ubuntu Users:

sudo dpkg --add-architecture i386
sudo apt update -y
sudo apt-get install libstdc++6 libstdc++6:i386 lib32gcc1 screen nano -y

For Debian Users:

sudo dpkg --add-architecture i386
sudo apt update -y
sudo apt-get install libstdc++6 libstdc++6:i386 lib32gcc1 screen nano -y

2. Download SteamCMD

cd /root
mkdir SteamCMD
mkdir csserver
cd SteamCMD
wget https://steamcdn-a.akamaihd.net/client/installer/steamcmd_linux.tar.gz

3. Unzip SteamCMD

tar xvfz steamcmd_linux.tar.gz

4. Install SteamCMD and Counter-Strike Server

./steamcmd.sh

login anonymous

force_install_dir /root/csserver/

app_set_config 90 mod cstrike

app_update 90 validate

app_update 90 validate

app_update 90 -beta beta validate

app_update 90 -beta beta validate
exit

5. Create Server Start Script

Create start.sh file for startup script.

cd /root
nano start.sh

Copy Startup command to start.sh file.

screen -X -S "csserver" quit;

screen -X -S "csserver" stuff "^C";

fuser -k 27015/udp;

cd /root/csserver/;

screen -A -m -d -S csserver ./hlds_run -game cstrike -secure +map de_dust2 +ip 0.0.0.0 +port 27015 +maxplayers 10 +sys_ticrate 1000 -pingboost 3 +exec server.cfg;
echo "==========Server has been booted=========="

save and exit the start.sh. To save and exit press ctrl+x and Y to save.

Give permission to script start.sh so that user can run the script.

chmod +x /root/start.sh

6. Allow server port to Linux Firewall:

It is necessary to turn on server port in Linux iptables firewall. If you do not open the port then you may not be able to connect your server.

iptables -I INPUT -p udp --dport 27015 -j ACCEPT

7. Start the server and enjoy xD

./start.sh

to open the console of the server type ‘screen -r’ and to exit from screen console press ctrl+a & ctrl+d . Do Not press ctrl+c to exit from console it will shutdown your screen.