wfDiffServIntfLogMask 1.3.6.1.4.1.18.3.5.26.2.1.6

Specifies which events to log. 0x00000001 - Filter events: Add/Del/Enb/Dis 0x00000002 - Interaction with cops. 0x00000004 - Trigger events. 0x00000008 - Interaction with IP interface. 0x00000020 - Filter debugging events.