Palo Alto: Firewall Log Viewing and Filtering

How-to for searching logs in Palo Alto to quickly identify threats and traffic filtering on your firewall vsys.

Summary:
On any given day, a firewall admin may be requested to investigate a connectivity issue or a reported vulnerability. The first place to look when the firewall is suspected is in the logs. This document is intended to help with negotiating the different log views and the Palo Alto Networks specific filtering expressions.
Note:The firewall displays only logs you have permission to see.