Quick Start Mac
Start a terminal session. For example, press Command-Space bar to open Spotlight and type terminal.
Type ls /dev/tty.* and take note of the the connected serial devices.
Connect the micro USB cable from your Mac to the micro USB console port on the firewall.
Run ls /dev/tty.* again and note the newly added device. For example, /dev/tty.usbmodemfd1411.
Type screen /dev/tty.usbmodemxxxxxx where xxxxxx is the serial device name. For example, type screen /dev/tty.usbmodemfd14111.
Press Enter two times to display the firewall login prompt.