Chapter 8
| General Security Measures
Port Security
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Example
The following example enables port security for port 5, and sets the response to a
security violation to issue a trap message:
Console(config)#interface ethernet 1/5
Console(config-if)#port security action trap
Related Commands
show interfaces status (376)
shutdown (364)
mac-address-table static (438)
show port security This command displays port security status and the secure address count.
Syntax
show port security [interface interface]
interface - Specifies a port interface.
ethernet unit/port
unit - Unit identifier. (Range: 1)
port - Port number. (Range: 1-32/54)
Command Mode
Privileged Exec
Example
This example shows the port security settings and number of secure addresses for
all ports.
Console#show port security
Global Port Security Parameters
Secure MAC Aging Mode : Disabled
Port Security Port Summary
Port Port Security Port Status Intrusion Action MaxMacCnt CurrMacCnt
--------------------------------------------------------------------------
Eth 1/ 1 Disabled Secure/Down None 0 2
Eth 1/ 2 Enabled Secure/Up None 10 0
Eth 1/ 3 Disabled Secure/Down None 0 0
Eth 1/ 4 Disabled Secure/Down None 0 0
Eth 1/ 5 Disabled Secure/Down None 0 0
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