After you connect AC or DC power to the firewall, connect your management computer to the management port on the firewall so you can begin the initial configuration. You can optionally connect your management computer to the console port, which provides a serial connection to the firewall and enables you to view the bootup messages and manage the firewall using the command line interface (CLI).

The following image shows the PA-3510 and PA-3520 cable connections.

The next image shows the PA-3530 and PA-3540 firewall cable connections.