How to setup No-IP Dynamic Update Client on Centos

Installation

• Switch to the root user

sudo -s

• Download Dynamic Update Client (DUC) package

wget http://www.no-ip.com/client/linux/noip-duc-linux.tar.gz

• Extract the package and install

tar xzf no-ip-duc-linux.tar.gz
cd no-ip-2.1.9
make
make install

• Configure the client

/usr/local/bin/noip2 -C

Setup service on Centos 7.x (systemd)

• Create file /usr/lib/systemd/system/noip.service with content:

[Unit]
Description=No-IP Dynamic DNS Update Client
After=network.target

[Service]
Type=forking
User=root
ExecStart=/usr/local/bin/noip2
ExecStop=/bin/killall noip2

[Install]
WantedBy=multi-user.target

• Enable the service

systemctl enable noip

• Start the service manually

systemctl start noip

Setup service on Centos 6.x (system V)

• Setup the service

mv redhat.noip.sh /etc/init.d/
chmod 755 /etc/init.d/redhat.noip.sh
chkconfig --add redhat.noip.sh

•  Start the service

 service redhat.noip.sh start

Done

• Verify if the client IP is updated on http://www.noip.com