Chapter 8
| General Security Measures
Network Access (MAC Address Authentication)
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network-access link-
detection link-up
Use this command to detect link-up events. When detected, the switch can shut
down the port, send an SNMP trap, or both. Use the no form of this command to
disable this feature.
Syntax
network-access link-detection link-up
action [shutdown | trap | trap-and-shutdown]
no network-access link-detection
action - Response to take when port security is violated.
shutdown - Disable port only.
trap - Issue SNMP trap message only.
trap-and-shutdown - Issue SNMP trap message and disable the port.
Default Setting
Disabled
Command Mode
Interface Configuration
Example
Console(config)#interface ethernet 1/1
Console(config-if)#network-access link-detection link-up action trap
Console(config-if)#
network-access link-
detection link-up-
down
Use this command to detect link-up and link-down events. When either event is
detected, the switch can shut down the port, send an SNMP trap, or both. Use the
no form of this command to disable this feature.
Syntax
network-access link-detection link-up-down
action [shutdown | trap | trap-and-shutdown]
no network-access link-detection
action - Response to take when port security is violated.
shutdown - Disable port only.
trap - Issue SNMP trap message only.
trap-and-shutdown - Issue SNMP trap message and disable the port.
Default Setting
Disabled
Command Mode
Interface Configuration
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