Bridging

Figure 5-7. The Port Source Addresses Window

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

TIP on the bridge interface of interest and selecting the Source Addressing option.

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 5-21.

Setting the Ageing Time

To alter the Source Address Ageing Time:

1.Click the I-bar cursor ( ) next to the Device Ageing Time field. The Device Ageing Time window, Figure 5-8, will appear.

Figure 5-8. Device Ageing Time Window

Using Source Addressing

5-13

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Cabletron Systems 9A128-01 manual Port Source Addresses Window, Setting the Ageing Time