Specifications

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Catalyst 4500 Se ries S wit ch C is co IO S C om mand R efer ence —Re lease I OS XE 3 .3.0 XO(1 5.1 (1)XO)
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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
show mac-address-table notification
show mac-add ress-table noti fication
To display the MAC address table notificatio n status and history, use the show mac-add ress-table
notificat ion command.
show mac- addres s-t able no tifica tion [change] [interface [interface-id]] | [mac-move] |
[threshold] | [learn-fail]
Syntax Description
Defaults This command has no default settings.
Command Modes Privileged EXEC mode
Usage Guidelines Use the show mac-address-table notification change command to display the MAC change
notification interval, the maximum number of entries allowed in the history table, the history table
contents, and whether the MAC change feature is enabled or disa bled.
Use the interface keyword to display the flags for all interfaces. If the in terface-id is included, only the
flags for that interface are displayed.
Examples This example shows how to display all the MAC address notification information:
Switch# show mac-address-table notification change
MAC Notification Feature is Enabled on the switch
Interval between Notification Traps : 1 secs
Number of MAC Addresses Added : 5
Number of MAC Addresses Removed : 1
Number of Notifications sent to NMS : 3
Maximum Number of entries configured in History Table : 500
Current History Table Length : 3
MAC Notification Traps are Enabled
History Table contents
----------------------
History Index 1, Entry Timestamp 478433, Despatch Timestamp 478433
MAC Changed Message :
Operation: Added Vlan: 1 MAC Addr: 1234.5678.9ab0 Dot1dBasePort: 323
History Index 2, Entry Timestamp 481834, Despatch Timestamp 481834
MAC Changed Message :
Operation: Added Vlan: 1 MAC Addr: 1234.5678.9ab1 Dot1dBasePort: 323
Operation: Added Vlan: 1 MAC Addr: 1234.5678.9ab2 Dot1dBasePort: 323
change (Optional) Displays the MAC address change notification status.
interface (Optional) Displays MAC change information for an interfaces.
interface-id (Optional) Displays the information for a specific interface. Valid
interfaces include physical ports and port channels.
mac-move (Optional) Displays MAC move notification status.
threshold (Optional) Displays the MAC threshold notification status.
learn-fail (Optional) Displays general information of hardware MAC learning
failure notifications.