DES-1228/ME Layer 2 Metro Ethernet Switch CLI Reference Manual
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delete fdb
Purpose
Used to delete an entry to the Switch’s forwarding database.
Syntax
delete fdb <vlan_name 32> <macaddr>
Description
This command is used to delete a previous entry to the Switch’s MAC address forwarding
database.
Parameters
<vlan_name 32>
−
The name of the VLAN on which the MAC address resides.
<macaddr>
−
The MAC address that will be added to the forwarding table.
Restrictions
Only Administrator-level users can issue this command.
Example usage:
To delete a permanent FDB entry:
DES-1228/ME:4#delete fdb default 00-00-00-00-01-02
Command: delete fdb default 00-00-00-00-01-02
Success.
DES-1228/ME:4#
To delete a multicast FDB entry:
DES-1228/ME:4#delete fdb default 01-00-00-00-01-02
Command: delete fdb default 01-00-00-00-01-02
Success.
DES-1228/ME:4#
clear fdb
Purpose
Used to clear the Switch’s forwarding database of all dynamically learned MAC
addresses.
Syntax
clear fdb [vlan <vlan_name 32> | port <port> | all]
Description
This command is used to clear dynamically learned entries to the Switch’s forwarding
database.
Parameters
<vlan_name 32>
−
The name of the VLAN on which the MAC address resides.
port <port>
−
The port number corresponding to the MAC destination address. The Switch
will always forward traffic to the specified device through this port.
all
−
Clears all dynamic entries to the Switch’s forwarding database.
Restrictions
Only Administrator-level users can issue this command.
Example usage:
To clear all FDB dynamic entries
:
DES-1228/ME:4#clear fdb all
Command: clear fdb all
Success.
DES-1228/ME:4#
