C
HAPTER
 24
  |  General Security Measures
Network Access (MAC Address Authentication)
ā  673  ā
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
EXAMPLE
Console(config)#interface ethernet 1/1
Console(config-if)#network-access link-detection link-up-down action trap
Console(config-if)#