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DES-3500 Layer 2 Fast Ethernet Switch CLI Reference Manual
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To delete a multicast FDB entry:
DES-3526:admin#delete fdb default 01-00-00-00-01-02
Command: delete fdb default 01-00-00-00-01-02
Success.
DES-3526:admin#
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 and Operator-level users can issue this
command.
Example usage:
To clear all FDB dynamic entries:
DES-3526:admin#clear fdb all
Command: clear fdb all
Success.
DES-3526:admin#
show multicast_fdb
Purpose Used to display the contents of the Switch’s multicast forwarding
database.
Syntax
show mulitcast_fdb [vlan <vlan_name 32> | mac_address
<macaddr>]
Description This command is used to display the current contents of the
Switch’s multicast MAC address forwarding database.
Parameters
<vlan_name 32> − The name of the VLAN on which the MAC
address resides.
<macaddr> − The MAC address that is present in the forwarding
database table.
Restrictions None.
Example usage:
To display multicast MAC address table: