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mac-address mac-learning disable
Syntax
mac-address mac-learning disable
undo mac-address mac-learning disable
View
VLAN view
Default level
2: System level
Parameters
None
Description
Use mac-address mac-learning disable to disable MAC address learning on a VLAN.
Use undo mac-address mac-learning disable to enable MAC address learning on a VLAN.
By default, MAC address learning is enabled.
You may need to disable MAC address learning to prevent the MAC address table from being saturated.
For example, when your device is being attacked by many packets with different source MAC addresses,
it affects the update of the MAC address table.
Related commands: display mac-address mac-learning.
NOTE:
hen MAC address learnin
is disabled, the learned MAC addresses remain valid until they age out.
Examples
# Disable MAC address learning on VLAN 10.
<Sysname> system-view
[Sysname] vlan 10
[Sysname-vlan10] mac-address mac-learning disable
mac-address mac-roaming enable
Syntax
mac-address mac-roaming enable
undo mac-address mac-roaming enable
View
System view
Default level
2: System level
Parameters
None
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