24Hardware management and maintenanceThe command lines and outputs depend on the software version that runs on the device.This chapter uses the command outputs on the WX3510H access controller as an example.Displaying hardware information for the deviceUse the display version command to display software and hardware version information about thedevice. The output includes the following information:• The current software.• The hardware version.• The device operating time.The output depends on the software and hardware version of the device.display versionH3C Comware Software, Version 7.1.064, Release 5323Copyright (c) 2004-2017 New H3C Technologies Co., Ltd. All rights reserved.H3C WX3510H uptime is 0 weeks, 0 days, 18 hours, 28 minutesLast reboot reason : User soft rebootBoot image: cfa0:/boot.binBoot image version: 7.1.064, Release 5323Compiled Mar 21 2017 16:00:00System image: cfa0:/system.binSystem image version: 7.1.064, Release 5323Compiled Mar 21 2017 16:00:00Slot 1Uptime is 0 week, 2 days, 0 hour, 57 minuteswith 1 1000MHz Multi-core Processor4064M bytes DDR316M bytes NorFlash Memory4002M bytes CFCard MemoryHardware Version is Ver.ACPLD Version is 004Basic Bootrom Version is 5.06Extend Bootrom Version is 5.09[Subslot 0]WX3510H Hardware Version is Ver.ADisplaying operational statistics for the deviceWhen you perform routine maintenance or the system fails, you might need to display theoperational information of each feature module to locate failures. Typically, you need to run thedisplay commands individually. However, you can use the display diagnostic-informationcommand in any view to display or save the operational statistics of multiple feature modules of the