D-Link DES-3528 [82/260] Port security

DES-3550 Fast Ethernet Layer 2 Switch

Port Security

A given port's (or a range of ports') dynamic MAC address learning can be locked such that the current source MAC

addresses entered into the MAC address forwarding table can not be changed once the port lock is enabled. The port can be

locked by using the Admin State pull-down menu to Enabled, and clicking Apply.

Port Security is a security feature that prevents unauthorized computers (with source MAC addresses) unknown to the Switch