N2000H V3 Appliance 
User Guide 
 
Huawei Proprietary and Confidential                                     
Copyright © Huawei Technologies Co., Ltd. 
 
improvements over the aforementioned bus standards, including higher 
maximum system bus throughput, lower I/O pin count and smaller physical 
footprint, better performance-scaling for bus devices, a more detailed error 
detection and reporting mechanism (Advanced Error Reporting), and native 
hot-plug functionality. More recent revisions of the PCIe standard support 
hardware I/O virtualization. 
Redundant array of independent disks (RAID) is a storage technology that 
combines multiple hard disks into a logical unit in several ways called 
"RAID levels", providing high storage and redundancy performance. 
In a running system, insertion or removal of a blade or component does not 
affect normal running of the system. 
The ability of a system to keep functioning normally in the event of a device 
failure by having a backup device automatically replace the faulty one. 
System event log. A non-volatile storage area and associated interfaces for 
storing system platform events for later retrieval. 
A unit defined in International Electrotechnical Commission (IEC) 60297-1 
to measure the height of a cabinet, chassis, or subrack. 1 U = 44.45 mm = 
1.75 in. 
A baseband local area network (LAN) architecture developed by Xerox 
Corporation in cooperation with DEC and Intel. Ethernet uses Carrier Sense 
Multiple Access/Collision Detection (CSMA/CD) and supports The data 
transfer rate of 10 Mbit/s on multiple cables. The Ethernet specification is 
the basis for the IEEE 802.3 standard.