Cabletron Systems 9A426-02 用户手册

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2-3
Preparing and Installing the 9A426-02 Module
 
Figure 2-2. User Accessible Components on the 9A426-02 Module’s motherboard
 
Look-Up Engines
 
The 9A426-02 Module is shipped with two look-up engines (one for each front 
panel port). These components are located at the front section of the module as 
shown in Figure 2-2. Each Look-Up Engine stores MAC Address/Virtual Channel 
Pairings.
To increase the capacity of a front panel portÕs Look-Up Engine, install the Look-
Up Engine Upgrade Kit (LUE-UGK). To increase the capacity of the moduleÕs 
second front panel port, install an additional upgrade kit. Installation instructions 
are included in each upgrade kit.
APIM
Look-Up 
Engine
Look-Up 
Engine
APIM
SRAM 
SIMM
SRAM 
SIMM