Cabletron Systems 9E423, 9E312 manual Setting the Ageing Time, Device Ageing Time Window

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9E312/9E423 Module Bridging

You can also open the Port Source Addresses window from the Module View by clicking

TIP on the front panel interface of interest and selecting the Source Addressing option from the menu that appears.

The Port Source Addresses window displays the MAC addresses of all devices that have transmitted packets that have been forwarded through the selected bridging interface during the last cycle of the Filtering Database’s defined ageing timer (learned addresses that have not transmitted a packet during one complete cycle of the ageing timer are purged from the Source Address Table). For more information on the Filtering Database, see Filtering Database on page 3-19.

NOTE

The ageing time displayed in the Port Source Addresses window is the same as the ageing time displayed in the Filtering Database window. The ageing time can be set from either window, and any changes to its value will be reflected in both locations.

Setting the Ageing Time

The Filtering Database Ageing Time is user-configurable through the Device Ageing Time window.

To alter the Ageing Time for Dynamic and Learned entries:

1.Click the I-bar cursor ()next to the Device Ageing Time field. The Device Ageing Time window, Figure 3-8, will appear.

Figure 3-8. Device Ageing Time Window

2.Type in the new Ageing Time (allowable range is 10 to 1,000,000 seconds; the default is 300 seconds).

3.Click to accept the new Ageing Time, or click to exit the window without making changes.

Filtering Database

3-27

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Contents Page Virus Disclaimer Page Restricted Rights Notice Page Contents Index 9E312/9E423 Module BridgingIntroduction Using the 9E312 and 9E423 User’s Guide IntroductionRelated Manuals Software Conventions Common 9E312 and 9E423 Window FieldsUsing Buttons and Menus Getting Help from Cabletron Systems Technical Support Using On-line HelpGetting Help 9E312 and 9E423 Firmware FTPIntroduction 9E312 and 9E423 Firmware 9E312/9E423 Module View Viewing Module Information 9E312/9E423 Module ViewFront Panel Information Connection StatusMenu Structure E312/9E423 Module View Menu Structure Device MenuBridge Menu Utilities MenuHelp Menu 9E312/9E423 Module Port Status Display Bridge Port MenuChassis Manager Window Viewing the Device Type Setting the Device Date and TimeManaging the Module Edit Time Window Using the Find Source Address Feature Enabling and Disabling Bridge PortsSummary Information Find Source Address WindowType Interface Description FieldsIndex DescriptionInterface Performance Statistics/Bar Graphs Raw CountsRate Interface Detail WindowLoad Interface Detail Window Statistics UnicastDiscarded ErrorMulticast Unknown ProtocolPackets Transmitted Testing and Disabling the Current InterfacePackets Received Making Sense of Interface StatisticsUsing the Applications Pull-down menu 9E312/9E423 Module View Summary Information 9E312/9E423 Module Bridging Bridging BasicsAn Overview of Remote Bridge Management More on Transparent BridgingBridge Status Window Bridge Status Window Information Fields Bridge State on InterfaceInterface Speed Interface TypeInterface Address Enabling and Disabling Bridging Bridge StatisticsPerformance Graphs Frames Forwarded Green Errors RedBridge Performance Graph Window Fields Filtered MagentaInterface Statistics Window Configuring the Bridge Performance GraphsInterface Statistics Window Fields AddressBridge Spanning Tree Non-Unicast9E312/9E423 Module Bridging Bridge Priority Configuring the Bridge Spanning Tree WindowBridge Level Fields Root Port Root BridgeRoot Cost ProtocolBridge Port Level Fields Designated Root Path CostDesignated Cost Designated BridgeChanging the Spanning Tree Algorithm Protocol Type Changing Bridge Spanning Tree ParametersChanging Bridge Priority Changing Max Age Time Changing Forwarding Delay TimeChanging Hello Time Changing Path Cost Filtering DatabaseChanging Port Priority 9E312/9E423 Module Bridging Filtering Database Window Number Filtering Database Window FieldsList CapacityReceive Port Configuring the Filtering DatabaseSource Port Port FilteringChanging the Receive Port Altering the Ageing TimeChanging the Type of Entry Changing the Port Filtering Action Adding or Deleting Individual EntriesUsing Port Source Addressing Clearing All Permanent, Static, or Dynamic EntriesSetting the Ageing Time Device Ageing Time WindowDuplex Modes Duplex Modes WindowFull Duplex Duplex Modes Window FieldsInterface Setting the Duplex Mode Index Index-2