How to Install dnsmasq on macOS

dnsmasq is a simple DNS management tool that offers several useful features, such as DHCP service and network booting. This tutorial will guide you through the steps to install dnsmasq on macOS.

Step 1: Download dnsmasq

To download dnsmasq, visit the following website: http://www.thekelleys.org.uk/dnsmasq/doc.html

Once on the website, locate the download link and click on it to download the file to your local computer.

Step 2: Install dnsmasq

After downloading dnsmasq, follow the steps below to install it on your macOS-powered device:

Open the Terminal app on your Mac.
Navigate to the directory where dnsmasq was downloaded to. For instance, if it was downloaded to the Downloads directory, type the following command: cd ~/Downloads
Use the following command to unpack the downloaded archive: tar -xvf dnsmasq-*.tar.gz
Navigate to the extracted directory. Type the following command: cd dnsmasq-*
Run the following command to install the tool:
- sudo make install - this command installs dnsmasq to the standard locations
- sudo PREFIX=$HOME/usr/local make install - this command installs dnsmasq to the ~/usr/local directory

Once the installation is complete, you can run the dnsmasq command from the terminal to start using the tool.

Step 3: Configure dnsmasq

To configure dnsmasq, you will need to create a configuration file. This can be done by creating a new file in the /etc directory. Here are the steps to follow:

Open the Terminal app on your Mac.
Navigate to the /etc directory. Type the following command: cd /etc
Use any text editor to create a new file called dnsmasq.conf.
In the dnsmasq.conf file, add the following lines to configure the tool:
```
interface=wlan0
dhcp-range=192.168.1.100,192.168.1.150,12h
dhcp-option=option:router,192.168.1.1
```
Note: Replace wlan0 with the interface name you wish to use.
Save the dnsmasq.conf file.
Start dnsmasq by running the following command: sudo dnsmasq.

Conclusion

With dnsmasq, you can manage your DNS and DHCP services in a simple, efficient way on your macOS-powered device. Follow the steps outlined in this tutorial to get started.