Allied Telesis AT-WA7501 - Manual (Page 96)

Chapter 3: Configuring the Ethernet Network
96
Set the second filter expression as shown below.
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.
Table 13. Example 2 – First Filter Expression (Continued)
Parameter Value Explanation
Table 14. Example 2 – Second Filter Expression
Parameter Value Explanation
ExprSeq 2 The second expression that is executed.
Offset 12 Checks for the DIX IP frame type, which
starts 12 bytes from the destination
address.
Mask ff ff Checks the 2-byte DIX IP frame type for
an exact match.