北京华胜天成科技股份有限公司
Cisco交换机口令的恢复(Catalyst 2900-XL and 3500-XL)
（v 1.0）
作者 分类 陈江 网络 审核 别类 更新时间 2015年11月1日 关键字 交换机口令破解 摘要 对于cisco路由器的口令破解有很多人都有经验但是大家对交换机破解很少有实践，所以写了下文 主要适用环境 所有2950和3500系列 服务交付中心（技术支援中心） 第 1 页 共 7 页
北京华胜天成科技股份有限公司
版本说明
版本 V1.0 日期 2005-8-12 报告初稿 内容 编写人 陈江 目 录
版本说明........................................................................................................................................... 2 目 录........................................................................................................................................... 2 1 破解的官方文档 ....................................................................................................................... 2 1.1 概述....................................................................................................................................... 2 1.2 详细步骤说明 ....................................................................................................................... 2 2 实际操作状况 ........................................................................................................................... 4
1 破解的官方文档
1.1 概述
Description
This document describes the password recovery procedure for the Cisco Catalyst 2900-XL and the Cisco Catalyst 3500-XL.
1.2 详细步骤说明
Step-by-Step Procedure
Attach a terminal or PC with terminal emulation to the console port of the switch. Use the following terminal settings: 9600 baud rate
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北京华胜天成科技股份有限公司
No parity 8 data bits No stop bit
Unplug the power cable.
Hold down the mode button while reconnecting the power cord to the switch. You can release the mode button a second or two after the LED above port 1x is no longer illuminated.
The following instructions appear:
The system has been interrupted prior to initializing the flash file system. The following commands will initialize the flash file system, and finish loading the operating system software: flash_init load_helper boot
Type flash_init. Type load_helper. Type dir flash:.
The switch file system is displayed: Directory of flash:
2 -rwx 843947 Mar 01 1993 00:02:18 C2900XL-h-mz-112.8-SA 4 drwx 3776 Mar 01 1993 01:23:24 html 66 -rwx 130 Jan 01 1970 00:01:19 env_vars 68 -rwx 1296 Mar 01 1993 06:55:51 config.text 1728000 bytes total (456704 bytes free)
Type rename flash:config.text flash:config.old to rename the configuration file. This file contains the password definition. Type boot to boot the system.
Enter N at the prompt to start the Setup program, Continue with the configuration dialog? [yes/no] : N
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