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Traffic/Security Filters
Using Source-Port Filters
Viewing a Named Source-Port Filter
You can list all source-port filters configured in the switch, both named and
unnamed, and their action using the show command below.
Sample Configuration for Named Source-Port Filters
A company wants to manage traffic to the Internet and its accounting server
on a 26-port switch. Their network is pictured in Figure 10-6. Switch port 1
connects to a router that provides connectivity to a WAN and the Internet.
Switch port 7 connects to the accounting server. Two workstations in
accounting are connected to switch ports 10 and 11.
Syntax: show filter source-port
Displays a listing of configured source-port filters, where
each filter entry includes a Filter Name, Port List, and
Action:
Filter Name: The filter-name used when a named
source-port filter is defined. Non-named source-port
filters are automatically assigned the port or port trunk
number of the source port.
Port List: Lists the port and port trunk destinations
using the filter. Named source-port filters that are not
in use display NOT USED.
Action: Lists the ports and port trunks dropped by the
filter. If a named source-port filter has been defined but
not configured, this field is blank
.
index
For the supplied index (IDX) displays the action taken
(Drop or Forward) for each destination port on the switch.
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