D-Link DES-3250TG ユーザーズマニュアル

group of ports on the switch for configuration. 

Admin State 
<Disabled> 

Allows the selected port(s) dynamic MAC 
address learning to be locked such that new 
source MAC addresses cannot be entered into 
the MAC address table for the locked port or 
group of ports. It can be changed by toggling 
between Disabled and Enabled. 

Max Learning 
Addr.(0-10) <1 > 

Select the maximum number of addresses that 
may be learned for the port. The port can be 
restricted to 10 or less MAC addresses that are 
allowed for dynamically learned MAC 
addresses in the forwarding table. 

Select Delete On Timeout to clear dynamic 
entries for the ports on timeout of the 
Forwarding Data Base (FDB). Specify Delete 
On Reset to delete all FDB entries, including 
static entries upon system reset or rebooting. 

 

The Port Security Clear window is used to remove entries from the port security entries learned by the switch and entered 
into the forwarding database.  This function is only operable if the Mode in the Port Security window is selected as Permanent 
or DeleteOnReset (only addresses that are permanently learned by the Switch can be deleted). To view the Port Security 
Clear window click Configuration > Port Security > Port Security Clear.