檢視華為板卡用途

<SD-RZ-NHDS-S-1.CN2>dis device 
NE80E's Device status:
Slot #    Type       Online    Register      Status      Primary    
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
1         LPU        Present   Registered    Normal      NA              
16        SPU        Present   Registered    Normal      NA         
17        MPU        Present   NA            Normal      Master     
18        MPU        Present   Registered    Normal      Slave      
19        SFU        Present   Registered    Normal      NA                
23        CLK        Present   Registered    Normal      Master     
24        CLK        Present   Registered    Normal      Slave      
25        PWR        Present   Registered    Normal      NA                
27        FAN        Present   Registered    Normal      NA               
29        LCD        Present   Registered    Normal      NA 

LPU業務板卡

SPU（Service Process Unit）是交換機的增值業務板，提供負載均衡、防火牆、NAT（Network Address Translation ）、IPSec（IP Security）、NetStream等業務功能，滿足多種行業網的應用場景需求。華為官方資料：http://support.huawei.com/enterprise/docinforeader.action?contentId=DOC1000069552&idPath=7919710|9856733|7923144|16531|7341888|21099479|21099481

MPU 主控板SFU 交換網板CLK 時鐘介面PWR 電源FAN 風扇LCD 液晶顯示板