Configuring MAC address-based security 181Port List View, Learn by Ports pagea. Click the ports through which you want the switch to learn MACaddresses, or click All.b. If you want that port to no longer learn MAC addresses, click thechecked box to clear it.c. Click Submit.5 In the MAC Security Table section, choose Enabled in the CurrentLearning Mode column of the Learn By Ports row.6 Click Submit.ATTENTIONYou cannot include any of the port values that you choose for the secureports field.—End—Adding MAC addressesYou can use the Security Table page to specify the ports that each MACaddress is allowed to access. (You must also include the MAC addresses ofany routers that are connected to any secure ports.)To add MAC addresses to the MAC address security table, use the followingprocedure:Step Action1 In the main menu, choose Applications > MAC Address Security> Security Table.It can take a few moments for the required addresses to be learned.Then, the Security Table page appears.The following figure displays the Security Table page.Nortel Ethernet Routing Switch 2500 SeriesSecurity — Configuration and ManagementNN47215-505 (323165-B) 02.01 Standard4.1 19 November 2007Copyright © 2007, Nortel Networks.
