disable learning port

disable learning {drop-packets | forward-packets} port [port_list | all]

Description

Disables MAC address learning on one or more ports for security purposes.

drop-packets	Specifies that packets with unknown source MAC addresses be dropped. When disable learning is configured, this is the default behavior.
forward-packets	Specifies that packets with unknown source MAC addresses be forwarded.
port	Specifies the port.
`port_list`	Specifies one or more ports or slots and ports.
all	Specifies all ports and slots.

Enabled.

Use this command in a secure environment where access is granted via permanent forwarding databases (FDBs) per port.

The following command disables MAC address learning on port 4 on a switch:

disable learning ports 4

This command was first available in ExtremeXOS 10.1.

This command is available on the Summit X450-G2, X460-G2, X670-G2, X770, and ExtremeSwitching X440-G2, X620, X690, X870 series switches.

Published December 2017prev | next