Allied Telesis AT-WA7500 - Manual (Page 81)

AT-WA7500 User’s Guide
81
Table 14 Example 2 - First Filter Expression
Parameter Value Explanation
ExprSeq 1 The first expression that is executed. You must have an expression
for each Value ID that is listed in the Filter Values menu.
Offset 0 Since the filter is applied to the destination address, which is the
first value in the frame, the offset is 0.
Mask 01 Checks only the Ethernet multicast bit.
Op EQ Compares the value after the offset and mask are applied to the
value of the Value ID from the Filter Values menu to see if they are
equal. (If the value at the offset equals the specified value on the
Filter Values menu, the frame is multicast.)
Value ID 2 This filter expression applies to value ID 2 from the Filter Values
menu.
Action And If this filter expression is true, continue to the next expression.