! , Port-Security , Cisco.
, Port-Security. Port-Security , . MAC-.
, MAC-. , MAC-, .
Port-Security
port-security:
- MAC- MAC-, , switchport port-security mac-address [MAC-] . MAC-, , .
- MAC- - MAC-, . MAC-, , .
- Sticky MAC- - MAC-, , .
Sticky MAC-
port-security sticky MAC-, , sticky . switchport port-security mac-address sticky .
, MAC- ( , , sticky ) sticky MAC-. sticky MAC- .
sticky . sticky MAC- switchport port-security mac-address sticky [MAC-], .
sticky MAC- , . sticky , .
sticky no switchport port-security mac-address sticky , , .

, port-security , , - switchport port-security
:
- MAC- , , MAC- , .
- , , VLAN.
:
- Protect - MAC- , , , MAC- . .
- Restrict , Protect, .
- Shutdown , . . (error-disabled), shutdown no shutdown .
, port-security violation {protect | restrict |shutdown} .
syslog | |||||
---|---|---|---|---|---|
Protect |
|||||
Restrict | |||||
Shutdown |
:
Switch#interface fa0/1 Switch(config-ig)#switchport mode access access Switch(config-ig)#switchport port-security port-security Switch(config-ig)#switchport port-security maximum 50 Switch(config-ig)#switchport port-security mac-address sticky sticky
port-security switchport port-security , , sticky , shutdown.
port-security show port-security [_] .
MAC- show port-security address.