ZyXEL Communications P-334WT Support Notes page 108

Generic and TCP/IP (and IPX)
mixing of different category rules within any filter set in Menu 21. In the following example, you will receive
an error message 'Protocol and device filter rules cannot be active together'
(or IPX) filter rule in a filter set that has already had one or more active Generic filter rules. You will receive
the same error if you try to activate a Generic filter rule in a filter set that has already had one or more active
TCP/IP (or IPX) filter rules.
Menu 21.1.1:
Menu 21.1.2:
filter rules are in different filter sets. The SMT will detect and prevent the
Menu 21.1.1 - Generic Filter Rule
Filter #: 1,1
Filter Type= Generic Filter Rule
Active= Yes
Offset= 0
Length= 0
Mask= N/A
Value= N/A
More= No
Action Matched= Check Next Rule
Action Not Matched= Check Next Rule
Log= None
if you try to activate a TCP/IP