3Com Switch 7750 Series
Command Reference Guide – Port Security & Port Binding Chapter 1 Port Security Commands
1-4
Caution:
To avoid confliction, the following restrictions on 802.1x authentication and MAC
address authentication occur after port security is enabled:
z The access control mode (set by the dot1x port-control command) automatically
changes to auto.
z The dot1x, dot1x port-method, dot1x port-control and mac-authentication
commands cannot be used.
Example
# Enter system view.
<3Com> system-view
System View: return to User View with Ctrl+Z.
# Enable port security.
[3Com] port-security enable
Ethernet1/0/1
Notice: The port-control of 802.1x will be restricted to auto when
port-security is enabled.
Please wait... Done.
1.1.3 port-security intrusion-mode
Syntax
port-security intrusion-mode { disableport | disableport-temporarily | blockmac }
undo port-security intrusion-mode
View
Ethernet port view
Parameter
disableport: Specifies to permanently disable the port.
disableport-temporarily: Specifies to temporarily disable the port, and enable the port
after a pre-set time.
blockmac: Specifies to discard the packets with illegal source MAC addresses.