未来往事本文章将指导您配置华为MA5626恢复出厂设置，包括登陆密码，还原后默认信息：
用户名：root
密码:mduadmin
一、准备工作
准备工作：console线、超级终端、华为MA5626_ONU空库文件、华为MA5620_ONU空库文件。
1、通过上面的链接下对应软件。
2、准备一条Console线，DB9转RG45,如下图(如果有这种线可以找一台旧台式机，插到主机后面连到华为的Consoel口中：
3、如果你只有笔记本，而笔记本不带COM口可以选购下面这种线：
二、连接配置设备
1、打开超级终端软件，点击新建，配置参数如下图：
2、具体配置请参考下面文本信息：
Platform System start ... //设备启动
Memory Data Bus Test .................pass.
Memory Address Bus Test .................pass.
Press 'Ctrl+T' To Start Memory Complete Test
Trace code : 0x10047200
Copy from ROM to RAM ...... OK!
Uncompress from ROM to RAM ...... OK!
System Vfs init...OK
The latest reboot is caused by : others
Copyright (c) 1998 - 2011 by Huawei Technologies Co.,Ltd.
All Rights Reserved.
The last update date of base BIOS B is : Jan 4 2011 09:43:09
===============================================================
BOARD INFORMATION :
CPU: ARM Integrator - ARM1176JF (ARM). Processor running at 533Mhz
256M bytes DDRAM, 64M bytes flash memory installed on board
Baudrate of serial channel is 9600bps
Board's LAN IP address is 10.11.104.2
Board's LAN Subnet mask is 255.255.255.0
Board's LAN MAC address is 78:1D:BA:F6:90:20
===============================================================
System is booting from base BIOS...
Base BIOS version is 200
Press <D> key to stop auto-boot 1 //到这里按“d”键中断启动
Main menu:
==============================================
0 Boot from flash
1 Load files
9 Reboot system
Please enter a choice : 1 //选择1 Load files
SubMenu: Load files
==============================================
0 Back to main menu
1 Download program file to flash
2 Download Data file to flash
3 Download basebios file to flash
4 Download cpld file
5 Download packet file
d Download program file to ddram
6 Download updatetool file to flash
7 Download equipment file to flash
Please enter a choice : 2 //选择2 Download Data file to flash配置库文件
Please select load mode[default: 1 -- TFTP load mode]:
============================================
0 Xmodem load mode
1 TFTP load mode
Q Quit
Please enter your choice:0 //选择0. 使用串口传输
Please Select download speed:
1. 9600BPS
2. 19200BPS
3. 38400BPS
4. 57600BPS
5. 115200BPS
Select baudrate[default : 1]: 1 //选择1. 9600BPS 波特率为9600
You will download file by xmodem at 9600 BPS, are you sure? (y/n) [y]y //按y 确认
Please change baudrate to 9600 BPS and press enter key //按回车键（Enter）进行下一步
Press CTRL+C key to abort!
Waiting ...CCCCCCC //这个时候需要看看第二步过程3 在软件上选择发送文件，协议为“xmodem”
Download Success! 44658 bytes download OK
save file to main area.....ok!
save file to spare area.....ok!
SubMenu: Load files
==========================================//至此库文件就恢复完成，后续步骤，重启
0 Back to main menu
1 Download program file to flash
2 Download Data file to flash
3 Download basebios file to flash
4 Download cpld file
5 Download packet file
d Download program file to ddram
6 Download updatetool file to flash
7 Download equipment file to flash
Please enter a choice : 0 //按0 返回上一步
Main menu:
==============================================
0 Boot from flash
1 Load files
9 Reboot system
Please enter a choice : 9 //按9重启设备。
Platform System start ...
Memory Data Bus Test .................pass.
Memory Address Bus Test .................pass.
Press 'Ctrl+T' To Start Memory Complete Test
Trace code : 0x11020A02
Copy from ROM to RAM ...... OK!
Uncompress from ROM to RAM ...... OK!
System Vfs init...OK
The latest reboot is caused by : others
Copyright (c) 1998 - 2011 by Huawei Technologies Co.,Ltd.
All Rights Reserved.
The last update date of base BIOS A is : Jan 4 2011 09:43:09
===============================================================
BOARD INFORMATION :
CPU: ARM Integrator - ARM1176JF (ARM). Processor running at 533Mhz
256M bytes DDRAM, 64M bytes flash memory installed on board
Baudrate of serial channel is 9600bps
Board's LAN IP address is 10.11.104.2
Board's LAN Subnet mask is 255.255.255.0
Board's LAN MAC address is 78:1D:BA:F6:90:20
===============================================================
System is booting from base BIOS...
Base BIOS version is 200
Press <D> key to stop auto-boot 0
Now system will boot from flash memory.
Testing Flash memory...OK!
Select area information : Program Area A ,Data Area A .
Begin to expand program... OK!
Transferring control to the loaded program...OK!
Starting system application init......successfully!
Starting system configuration data init...successfully!
Error: The type of device [107] is different
from the configured type [97] in the database!
Error: Task BOX ID 1 stack overflow!
Error: Task _TIL ID 2 stack overflow!
Error: Task _EXC ID 3 stack overflow!
Error: Task VP ID 4 stack overflow!
Error: Task VIDL ID 5 stack overflow!
Error: Task TICK ID 6 stack overflow!
Error: Task ROOT ID 7 stack overflow!
Error: Task CpuBase ID 8 stack overflow!
Error: Task DBWR ID 9 stack overflow!
Error: Task DBWS ID 10 stack overflow!
Error: Task EMUR ID 11 stack overflow!
Error: Task RSA ID 12 stack overflow!
Error: Task _MfMON ID 13 stack overflow!
Error: Task _EfMON ID 14 stack overflow!
Error: Task _MfBCLI ID 15 stack overflow!
Error: Task _S0fBCLI ID 16 stack overflow!
Error: Task _S1fBCLI ID 17 stack overflow!
Error: Task _MfDIAG ID 18 stack overflow!
Error: Task _EfDIAG ID 19 stack overflow!
Error: Task _MfPHY ID 20 stack overflow!
Error: Task _MfDB ID 21 stack overflow!
Error: Task _MfDCM ID 22 stack overflow!
Error: Task _MfDEV ID 23 stack overflow!
Error: Task _MfPM ID 24 stack overflow!
Error: Task _MfALM ID 25 stack overflow!
Error: Task _MfINFC ID 26 stack overflow!
Error: Task _MfSNMP ID 27 stack overflow!
Error: Task _S0fSNMP ID 28 stack overflow!
Error: Task _MfPAT ID 29 stack overflow!
Error: Task _MfDBG ID 30 stack overflow!
Error: Task _S0fDBG ID 31 stack overflow!
Error: Task _S1fDBG ID 32 stack overflow!
Error: Task _MfLOAD ID 33 stack overflow!
Error: Task _MfBAK1 ID 34 stack overflow!
Error: Task _MfFTP ID 35 stack overflow!
Error: Task _S0fFTP ID 36 stack overflow!
Error: Task _MfLANG ID 37 stack overflow!
Error: Task _MfPER ID 38 stack overflow!
Error: Task _MfEMM ID 39 stack overflow!
Error: Task _MfL2M ID 40 stack overflow!
Error: Task _MfBTV ID 41 stack overflow!
Error: Task _MfL2P ID 42 stack overflow!
Error: Task _MAUTO ID 43 stack overflow!
Error: Task _MfL3 ID 44 stack overflow!
Error: Task _EfL3 ID 45 stack overflow!
Error: Task _MCICM ID 46 stack overflow!
Error: Task _METHOAM ID 47 stack overflow!
Error: Task _MfSRM ID 48 stack overflow!
Error: Task _S0fSRM ID 49 stack overflow!
Error: Task _MfCFGR ID 50 stack overflow!
Error: Task _MfAMP ID 51 stack overflow!
Error: Task _MfBSSP ID 52 stack overflow!
Error: Task _MfSfwdDelivery ID 53 stack overflow!
Error: Task _MfNetsw ID 54 stack overflow!
Error: Task _MfMsc ID 55 stack overflow!
Error: Task _MfProduct ID 56 stack overflow!
Error: Task _MfSfwdSend ID 57 stack overflow!
Error: Task _MfPSCM ID 58 stack overflow!
Error: Task _MLICENSE ID 59 stack overflow!
Error: Task _MfLocal ID 60 stack overflow!
Error: Task _MfXPONDRV ID 61 stack overflow!
Error: Task ABAK ID 62 stack overflow!
Error: Task DUMP_AsynDumpProcTask ID 63 stack overflow!
Error: Task Co0 ID 64 stack overflow!
Error: Task vt1 ID 65 stack overflow!
Error: Task vt2 ID 66 stack overflow!
Error: Task vt3 ID 67 stack overflow!
Error: Task vt4 ID 68 stack overflow!
Error: Task vt5 ID 69 stack overflow!
Error: Task vt6 ID 70 stack overflow!
Error: Task vt7 ID 71 stack overflow!
Error: Task vt8 ID 72 stack overflow!
Error: Task OAMPDU ID 73 stack overflow!
Error: Task OAMLINK ID 74 stack overflow!
Error: Task OAMLOOPBACK ID 75 stack overflow!
Error: Task Sfd_T_RecvPkt ID 76 stack overflow!
Error: Task Sfd_T_OamAlarm ID 77 stack overflow!
Error: Task Sfd_T_Autosense ID 78 stack overflow!
Error: Task Sfd_T_Sec ID 79
Platform System start ...
Memory Data Bus Test .................pass.
Memory Address Bus Test .................pass.
Press 'Ctrl+T' To Start Memory Complete Test
Trace code : 0x11060A01
Copy from ROM to RAM ...... OK!
Uncompress from ROM to RAM ...... OK!
System Vfs init...OK
The latest reboot is caused by : others
Copyright (c) 1998 - 2011 by Huawei Technologies Co.,Ltd.
All Rights Reserved.
The last update date of base BIOS B is : Jan 4 2011 09:43:09
===============================================================
BOARD INFORMATION :
CPU: ARM Integrator - ARM1176JF (ARM). Processor running at 533Mhz
256M bytes DDRAM, 64M bytes flash memory installed on board
Baudrate of serial channel is 9600bps
Board's LAN IP address is 10.11.104.2
Board's LAN Subnet mask is 255.255.255.0
Board's LAN MAC address is 78:1D:BA:F6:90:20
===============================================================
System is booting from base BIOS...
Base BIOS version is 200
Press <D> key to stop auto-boot 0
Now system will boot from flash memory.
Testing Flash memory...OK!
Select area information : Program Area A ,Data Area A .
Begin to expand program... OK!
Transferring control to the loaded program...OK!
Starting system application init......successfully!
Starting system configuration data init...successfully!
Press any key to get started
>>User name:root
>>User password: //输入用户名“root”密码“mduadmin”进入设备
Huawei Integrated Access Software (MA5626).
Copyright(C) Huawei Technologies Co., Ltd. 2002-2010. All rights reserved.
MA5626>enable
MA5626#config
MA5626(config)#
3、选择Xmodem编码格式传输文件
