Dell POWEREDGE M1000E - Manual (Page 533)

Configuring 802.1X and Port-Based Security 533
Configuring Port Security
Beginning in Privileged EXEC mode, use the following commands to enable
port security on an interface to limit the number of source MAC addresses
that can be learned.
Command Purpose
configure Enter Global Configuration mode.
interface interface Enter interface configuration mode for the specified
interface. The interface variable includes the interface type
and number, for example gigabitethernet 1/0/3.
You can also specify a range of interfaces with the interface
range command, for example, interface range
gigabitethernet 1/0/8-12 configures interfaces 8, 9, 10, 11,
and 12.
port security [discard]
[trap seconds]
Enable port security on the port. This prevents the switch
from learning new addresses on this port after the
maximum number of addresses has been learned.
• discard — Discards frames with unlearned source
addresses. This is the default if no option is indicated.
• trap seconds — Sends SNMP traps and defines the
minimal amount of time in seconds between two
consecutive traps. (Range: 1–1000000)
port security max max-
addr
Set the maximum number of MAC addresses that can be
learned on the port while port security is enabled.
CTRL + Z Exit to Privileged EXEC mode.
show ports security
[ interface]
View port security settings on all interfaces or the specified
interface.
show ports security
addresses [ interface]
View the current MAC addresses that have been learned
on all ports or the specified port.