Cisco Cisco Aironet 340 Ethernet Bridges User Guide
Using Filters 11 - 11
Í To Add a Filter Using the Monitor
If protocol monitoring has been enabled, once you select the add
command, the current monitor table will be displayed. To select a moni-
tored protocol:
command, the current monitor table will be displayed. To select a moni-
tored protocol:
1.
Enter the number displayed at the start of each line of the monitor
display.
2.
If the monitored protocol was un-recognized and was not given a
name, you will be prompted to assign a name.
3.
You will be prompted for the action to take when the protocol is
encountered. Enter one of the actions described under the default
setting above, with the exception of “Off”.
setting above, with the exception of “Off”.
ÍTo Add a Filter Manually:
To start adding a filter manually:
1.
Enter the add command and give the filter a name that does not start
with a number and does not match one of the pre-defined names.
2.
You will be prompted for the action to take when the protocol is
encountered. Enter one of the actions described under the default
setting. You may also enter the value log, which if chosen, the
packet is not filtered, and the contents of the data portion of the
packet are displayed in an information log. See “Length of Data Dis-
played in Log Action (Length)”. If you choose the action
high_priority then packets that match the filter will be placed on a
special queue and will be transmitted before lower priority packets.
setting. You may also enter the value log, which if chosen, the
packet is not filtered, and the contents of the data portion of the
packet are displayed in an information log. See “Length of Data Dis-
played in Log Action (Length)”. If you choose the action
high_priority then packets that match the filter will be placed on a
special queue and will be transmitted before lower priority packets.
3.
Choose whether the protocol is defined by an Ethernet protocol
identifier or by an LLC header.
If you type “protocol”:
a.
The following prompt appears:
Enter a value in hex from 200h to ffffh :
b.
Type the value for the protocol identifier to be filtered and press
ENTER.
ENTER.
Enter one of [a mask start position, none] :