1.flash 相当于电脑的 硬盘

2.NVRAM 拿来专门存放系统配置文件 

3.RAM 运行内存 

4.ROM 系统引导 

1.修改系统名[Huawei]sysname SWL1

2.配置登入信息 

 [SWL1]header shell information "Welocom to the learning" 

[SWL1]q
<SWL1>q User interface con0 is available

Please Press ENTER.

Welocom to the learning
<SWL1>

3.配置 console 口登入密码验证

<SWL1>system-view 
Enter system view, return user view with Ctrl+Z.
[SWL1]user-interface  console 0
[SWL1-ui-console0]authentication-mode password 
[SWL1-ui-console0]set authentication password cipher ?
  STRING<1-16>/<24>  Plain text/cipher text password

[SWL1-ui-console0]set authentication password cipher 123456
[SWL1-ui-console0]idle-timeout 20 0

 4.查看当前设备上存储的文件列表 

<SWL1>dir
Directory of flash:/

  Idx  Attr     Size(Byte)  Date        Time       FileName 
    0  drw-              -  Aug 06 2015 21:26:42   src
    1  drw-              -  Aug 04 2023 19:54:34   compatible

32,004 KB total (31,972 KB free)

5.管理设备配置文件 

<SWL1>display saved-configuration 
<SWL1>save
The current configuration will be written to the device.
Are you sure to continue?[Y/N]y
Info: Please input the file name ( *.cfg, *.zip ) [vrpcfg.zip]:
Now saving the current configuration to the slot 0.
Save the configuration successfully.
<SWL1>display saved-configuration
#
sysname SWL1
.....................................

<SWL1>reset saved-configuration 
Warning: The action will delete the saved configuration in the device.
The configuration will be erased to reconfigure. Continue? [Y/N]:y
Warning: Now clearing the configuration in the device.
Info: Succeeded in clearing the configuration in the device.
<SWL1>display saved-configuration

6.重启设备  

<SWL1>reboot
Info: The system is now comparing the configuration, please wait.
Info: If want to reboot with saving diagnostic information, input 'N' and then execute 'reboot save diagnostic-information'.
System will reboot! Continue?[Y/N]:y
<SWL1>##########

Login authentication

Password:
Welocom to the learning
<SWL1>