H3C交换机默认密码和密码清除方法

H3C交换机默认密码和密码清除方法

一般H3C的都是默认是空的密码。 解密的方法是：

【第一步 重启交换机，按Ctrl＋B进入BOOTROM菜单】

Starting at 0x1c00000...

********************************************

* * * Quidway Series Routers Boot ROM, V9.07

* * * **************************

一般H3C的都是默认是空的密码。 解密的方法是：

【第一步 重启交换机，按Ctrl＋B进入BOOTROM菜单】

Starting at 0x1c00000...

     ********************************************

     *                                                   *

     *  Quidway Series Routers Boot ROM, V9.07  *

     *                                                   *

     ********************************************

Copyright(C) 1997-2004 by HUAWEI TECH CO., LTD.

 Compiled at 18:10:29 , Oct 14 2004.

Testing memory...OK!

  128M    bytes  SDRAM

  32768k  bytes  flash memory

  Hardware Version is MTR 1.0

  CPLD Version is CPLD 1.0

 Press Ctrl-B to enter Boot Menu

 Please input Bootrom password:                      /默认密码为空/

Boot Menu:

    1:  Download application program with XMODEM

    2:  Download application program with NET

    3:  Set application file type

    4:  Display applications in Flash

    5:  Clear application password

    6:  Start up and ignore configuration

    7:  Enter debugging environment

    8:  Boot Rom Operation Menu

    9:  Do not check the version of the software

    a:  Exit and reboot

   Enter your choice(1-a):

【第二步 选择第六项“6:  Start up and ignore configuration”，并确认】

    Boot Menu:

    1:  Download application program with XMODEM

    2:  Download application program with NET

    3:  Set application file type

    4:  Display applications in Flash

    5:  Clear application password

    6:  Start up and ignore configuration

    7:  Enter debugging environment

    8:  Boot Rom Operation Menu

    9:  Do not check the version of the software

    a:  Exit and reboot

   Enter your choice(1-a): 6

 Start up and ignore configuration, Are you sure?[Y/N]y

    Set Succeeds

【第三步 选择a项重启系统】

    Boot Menu:

    1:  Download application program with XMODEM

    2:  Download application program with NET

    3:  Set application file type

    4:  Display applications in Flash

    5:  Clear application password

    6:  Start up and ignore configuration

    7:  Enter debugging environment

    8:  Boot Rom Operation Menu

    9:  Do not check the version of the software

    a:  Exit and reboot

   Enter your choice(1-a): a

 Exit and reboot,are you sure?[Y/N]y

Start to reboot...

【第四步 当系统以空配置起来以后，使用“more config.cfg”查看配置脚本】

<Quidway>dir

Directory of flash:/

0   -rw-   5748224  Nov 19 2004 17:23:05   main.bin

  1   -rw-   5746199  Nov 30 2004 14:51:21   v330-0008.bin

  2   -rw-   8650414  Nov 22 2004 12:26:57   system

  3   -rw-      1053  Dec 15 2004 18:46:41   config.cfg

  4   -rw-   8695261  Dec 15 2004 09:59:45   340-0006.bin

31877 KB total (3706 KB free)

<Quidway>more config.cfg

sysname RTA

#

FTP server enable

#

local-server nas-ip 127.0.0.1 key huawei

#

domain default enable system

#

radius scheme system

server-type huawei

primary authentication 127.0.0.1 1645

primary accounting 127.0.0.1 1646

user-name-format without-domain

#

domain system

access-limit disable

state active

#

local-user aaa

password cipher ;)<01%^&;YGQ=^Q`MAF4<1!!

service-type terminal

level 3                                

local-user admin

password cipher .]@USE=B,53Q=^Q`MAF4<1!!

service-type telnet terminal

level 3

service-type ftp

#

interface Aux0

async mode flow

link-protocol ppp

#

interface Ethernet0/0

ip address dhcp-alloc

#

interface Ethernet1/0

ip address dhcp-alloc

#

interface Ethernet1/1

ip address dhcp-alloc

#

interface Serial0/0

clock DTECLK1

link-protocol ppp

ip address ppp-negotiate                

#

interface NULL0

#

user-interface con 0

authentication-mode scheme

user-interface aux 0

user-interface vty 0 4

authentication-mode scheme

#

return

如果是采用simple方式配置口令，则可以直接显示出密码。

如果是采用cipher方式配置口令，按照以下方法处理：

1）将查看到的配置文件复制保存成一个文本文件。

2）修改该文件中对应帐号的密码“password cipher ;)<01%^&;YGQ=^Q`MAF4<1!!”为类似“password simple aaa”的口令

3）将修改过的脚本，复制粘贴到当前路由器中

4）disp cur确认当前配置和以前的配置一致后，save配置后重新启动系统

5）重启后，就可以通过修改过的帐号口令登录系统