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6–8 MULTILINK ML2400 ETHERNET COMMUNICATIONS SWITCH – INSTRUCTION MANUAL
ACCESS CONSIDERATIONS CHAPTER 6: ACCESS CONSIDERATIONS
Example 6-5 illustrates these steps for setting up port security on a specific port:
Once port security is setup, it is important to manage the log and review the log often. If
the signals are sent to the trap receiver, the traps should also be reviewed for intrusion and
other infractions.
6.2.2 Security Logs
All events occurring on the MultiLink family of switches are logged. The events can be
informational (e.g. login, STP synchronization etc.), debugging logs (for debugging network
and other values), critical (critical events), activity (traffic activity) and fatal events (such as
Example 6-5: Configuring port security
ML2400#
port-security
ML2400(port-security)##
ps enable
Port Security is already enabled
ML2400(port-security)## learn port=11 enable
Port Learning Enabled on selected port(s)
ML2400(port-security)## show port-security
PORT STATE SIGNAL ACTION LEARN COUNT MAC ADDRESS
---- ----- ------ ------ ----- ----- -----------
9 ENABLE LOG NONE ENABLE 6 00:e0:29:2a:f1:bd
00:01:03:e2:27:89
00:07:50:ef:31:40
00:e0:29:22:15:85
00:03:47:ca:ac:45
00:30:48:70:71:23
10 ENABLE NONE NONE DISABLE 0 Not Configured
11 ENABLE NONE NONE ENABLE 0 00:c1:00:7f:ec:00
12 ENABLE NONE NONE DISABLE 0 Not Configured
13 ENABLE NONE NONE DISABLE 0 Not Configured
14 ENABLE NONE NONE DISABLE 0 Not Configured
15 ENABLE NONE NONE DISABLE 0 Not Configured
16 ENABLE NONE NONE DISABLE 0 Not Configured
ML2400(port-security)## save
Saving current configuration
Configuration saved
ML2400(port-security)## learn port=11 disable
Port Learning Disabled on selected port(s)
ML2400(port-security)## action port=11 drop
Port security Action type set to Drop on selected
port(s)
ML2400(port-security)## show port-security port=11
PORT STATE SIGNAL ACTION LEARN COUNT MAC ADDRESS
---- ----- ------ ------ ----- ----- -----------
11 ENABLE NONE DROP ENABLE 0 00:c1:00:7f:ec:00
ML2400(port-security)## signal port=11 logandtrap
Port security Signal type set to Log and Trap on
selected port(s)
ML2400(port-security)## exit
ML2400#