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DUA1860-0AAA01
Custom Filter Configuration 3-25
Byte Offset:
Text Field. Defines the location of the beginning of
VALUE as the number of bytes from the beginning of the frame. It
can be a number from 0 to 58.
For example, a byte offset of 12 lines up VALUE with the Ethernet
type field, as shown in Figure 3-9
.
Figure 3-9
Ethernet Header Showing Byte Offsets
Action:
Text Field (
filter
/
pass
). The action the filter set will
take with relevant packets. Enter
filter
to filter the packets, or
pass
to forward the packets.
Apply Action to:
Text Field (
same
/
different
). The set of
packets the bridge will take action upon. Enter
same
to refer to
packets matching the bit pattern, or
different
to refer to the
packets not matching the bit pattern.
Set Ports:
Text Field (
+n
/
+n-n
/
-n
/
-n-n
). The ports to which
the filter applies. The ports are numbered from
1
to
4
(
4
refers to
the external port). An
X
under the port number means that the
filter applies to that port.
To include a port, enter
+n
, where n is the port number (for
example,
+4
includes port 4).
To include a range of ports, enter
+n-n
, where n-n is the range
(for example,
+2-4
includes ports 2 to 4).
To exclude a port, enter
-n
, where n is the port number (for
example,
-4
excludes port 4).
To exclude a range of ports, enter
-n-n
, where n-n is the range
(for example,
-2-4
excludes ports 2 to 4).
Destination Type Data (including other headers)
0 6 12 14
Source