ZyXEL Communications ZyWALL 110 Handbook page 33

Figure 40 Monitor > Log
Note: The default setting of Security Policy is without log notification (except
PolicyDefault), if you want to check which policy may potentially block the traffic,
please select this policy and set the Log matched traffic to be log or log alert.
Chapter 1 Set Up Your Network
ZyWALL/USG Series User's Guide
33