Palo Alto Networks Knowledgebase: How log firewall console output using PuTTY

How log firewall console output using PuTTY

Created On 02/08/19 00:03 AM - Last Updated 02/08/19 00:03 AM
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You can log/record the console port output on a firewall to capture troubleshooting information using Windows and PuTTY.


For this task you will need a serial port on your computer. Typically this would be in the form of a USB-to-serial adapter. You can find out the port number by going to the device manager in Windows.


  1. Download and install the PuTTY terminal emulator from .
  2. Open PuTTY, select Serial for the connection type.
  3. Type in your serial port number. In this example, we will use COM.2014-06-19 13_14_06-Notes - - Microsoft Outlook.png
  4. Next you need to select the Logging sub-menu listed on the top left under Session.
  5. Select All session output under the Session Logging section and you also may wish to choose a new filename and file location to save the output.
    2014-06-19 13_22_41-Notes - - Microsoft Outlook.png
  6. Click Open to begin capturing the console output. You will need to keep the console port connected and PuTTY open until you have captured the event you are looking to log.

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