D-Link DES-3250TG Command Line Interface Reference Manual - page 155
DES-3250TG Layer 2 Fast Ethernet Switch User’s Guide
155
clear fdb
Purpose
Used to clear the switch’s forwarding database
of all dynamically learned MAC addresses.
Syntax
clear fdb [vlan
Description
This command is used to clear dynamically
learned entries to the switch’s forwarding
database.
Parameters
− The name of the VLAN on
which the MAC address resides.
− 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:
local>clear fdb all
Command: clear fdb all
Success.
local>