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Bridging and Frame Filtering
118814-D Rev. 00
11-15
Parameter:
And Next
Options:
Enabled, Disabled
Function:
If this parameter is enabled, after this filter has been
applied, the next filter in the profile group that is enabled
is also applied.
The filter only matches if this and the next filter match.
Parameter:
Mask
Options:
A valid mask in hex
Function:
When matching parts of packets, you do not want to
match the whole part, just a section. Applying a mask
allows you to specify exactly which part of the frame
(specified by the offset and length) you want to match.
Instructions:
For example, within the byte shown below, we only want
to match on the first bit (shown in red):
Masks are entered in hex format. As shown in the
example, the portion of this byte that we want to match
is in position 8. The hex value for this mask is 80.
In this next example, we want to match the values in
positions 8 and 1 in the first half of the byte and
positions 4 and 2 in the second half:
The mask entered here (in hex) is 96. 8+1 in the first half
is 9 and 4+2 is 6.
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