User's Manual

232 Operation
Chapter 4 - Operation and Administration
4.11.4.8.2.7 Port Direction
The direction (Source or Destination) of the Port. Indicates whether the Port
number is for the Source Port field or the Destination Port field in the IP frame.
The Port Direction parameter is not applicable to "Any" Port.
4.11.4.9 Interface Filtering
The Interface Filtering menu enables viewing and editing the filtering mechanisms
to be used on frames received from the network (From Network Filtering) and from
the wireless link (From Wireless Filtering).
The Interface Filtering menu also enables viewing and resetting the Filtering Rules
Counters, which display for each of the applicable rules the number of frames
matching the rule, accumulated since the last reset. In addition, there is a Non
Matching counter, displaying the number of frames that did not match any of the
relevant rules. The counters will be reset also after changing the Active Rule Type
or disabling the Admin Status.
The Interface Filtering option is not applicable for units operating in IP CS
Switching Mode.
For each of the interfaces, the configurable parameters are:
4.11.4.9.1 L2 Filtering Rules List
The L2 Filtering Rules List submenu enables viewing details on the L2 Filtering
Rules assigned to the interface, adding Rules (from the L2 Filtering Rules lists) to
the list of Rules assigned to the interface, and deleting one or all Rules from the
list. It also enables viewing/resetting the counter for a selected Rule. The counter
displays the number of frames matching the Rule, accumulated since the last
reset. The counter will be reset also after changing the Active Rule Type or
disabling the Admin Status.
4.11.4.9.2 L3/L4 Filtering Rules List
The L3/L4 Filtering Rules List submenu enables viewing details on the L3/L4
Filtering Rules assigned to the interface, adding Rules (from the L3/L4 Filtering
Rules lists) to the list of Rules assigned to the interface, and deleting one or all
Rules from the list. It also enables viewing/resetting the counter for a selected
Rule. The counter displays the number of frames matching the Rule, accumulated
since the last reset. The counter will be reset also after changing the Active Rule
Type or disabling the Admin Status.
4.11.4.9.3 Active Rule Type
The Active Rule Type parameter defines which of the Filtering Rules List is used.
The available options are Layer 2 and Layer 3/4.