![]() The NAT device in GNS3 will allow devices in our virtual topology to communicate with the internet. Please see the example below: Figure i-13: Connecting devices Using NAT in GNS3 Figure i-12: Configure the DHCP IP address Connecting devices in GNS3 We just need to uncomment these 2 lines to enable DHCP. The final modification should look like a little like this: Figure i-11: Configure the static IP addressĪfter these modifications, click on the save button on the bottom right of the window. We want to modify this file to match the specified IP address. Figure i-10: Edit configĪ window will pop up containing the device’s network configuration. Then once it finishes downloading the docker file, right click it and select “edit config”. Configuring your webterm device with a static IPĭrag in the webterm device from the left pane. Figure i-9: Final step of Installation of webtermĪfter that, it should appear under all devices in GNS3. Figure i-8: Select “Install the appliance on the GNS3 VM” On the next screen, ensure that “install the appliance on the GNS3 VM”, is already selected, then click Next. On the next window, search for “webterm”, select the option under “guests”, then click install. ![]() Figure i-6: Select “Install an appliance from the GNS3 server” Click on the option to “Install an appliance from the GNS3 Server”, then click Next. We want to install this into the GNS3 VM. Let’s begin by clicking “new template” on the bottom left hand of GNS3. Keep in mind that this device takes a while to start. Once you’ve dragged in the Palo Alto device, right click it, then click “start”. Now close the window, and drag in the Palo Alto device from the left hand pane. Make sure the max amount of RAM is set to at least 4096MB, and the amount of vCPUs are at least 2. Lets start by modifying the GNS3 template of the Palo Alto firewall by right clicking the existing template, and clicking on “configure template”. Configuring your Palo Alto Firewall Template and adding the device Try to play and familiarize yourself with this environment as this is a good tool for network simulations. ![]() In this chapter, we’ll be going through the basics in GNS3.
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