Filter
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Enter a the lowest DSAP in this field and the highest DSAP in the DSAP (high)
field if you are filtering a range of destination service access points.
Enter the name of a SAP list in this field and leave the DSAP (high) field blank
if you are establishing a range of destination service access points with a filter
list.
For more information, refer to “DSAP (high)”. To learn how to create a SAP list,
refer to “SAP (low)” and “SAP (high)” later in this chapter.
Effect
Determines whether frames are dropped or relayed (filtered) based on the
contents of a frame field and a range established by a matching set of (low) and
(high) filter parameters. The frame field and corresponding (low) and (high)
filter parameters are listed in the following table:)
Frame Field Bridge Parameter
DSAP DSAP (low) and DSAP ()high)
Ethertype Ethertype (low) and Ethertype (high)
Protocol ID/Org.
Code Protocol ID/Org. Code (low) and (high)
MAC dest MAC dest (low) and MAC dest (high)
MAC source MAC source (low) and MAC source (high)
SSAP SSAP (low) and SSAP (high)
Type Type (low) and Type (high)
Default: Ignore
Don’t Match
Applies the filtering action (drop/accept/log) if the contents of the frame field do
not fall within the range established by the matching (low) and (high) filter
parameters.
Ignore
Applies no filtering action if the contents of the frame field falls within the range
established by the matching (low) and (high) parameters.
Match
Applies the filtering action (drop/accept/log) if the contents of the frame field
falls within the range established by the matching (low) and (high) filter
parameters.
Ethernet Type (high)
Sets the upper boundary of the range for filtering a Ethernet frame based on the
contents of its Ethernet Type field.
Options
Leave this field blank if you do not want to filter and Ethernet frame based on
the contents of its Ethernet Type field.
Leave this field blank and enter the Ethernet Type in the Ethernet Type (low)
field if you are filtering a single Ethernet Type.
Bridge
Parameters
6
Bridge Parameters
Parameters and Options
6-9