Cisco router password reset

Source: Internet
Author: User

To emulate the password of the reset router with the Cisco Packet Tracer Simulator, the packet tracer default router port is off and needs to be manually enabled 650) this.width=650; "Src=" http://s3.51cto.com/ Wyfs02/m01/5a/21/wkiol1t3xxiqjwmeaakcapd2ghs648.jpg "title=" 2.png "alt=" Wkiol1t3xxiqjwmeaakcapd2ghs648.jpg "/>

1. Shut down the router and restart! See # # #后立即按下 "CTRL + C" Key interrupt the boot process of the router, enter Rommon mode!

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2. The input command changes the configuration register value to 0x2142, which causes the router to not read the configuration file in NVRAM when it is turned on. Then restart the router!

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3, after the router restarts will go directly to the Setup configuration mode, with "CTRL + C" or answer "n", exit Setup mode! Then we go into the global mode and reset the privileged mode password! If there are other password samples are forgotten, here we can reset together!

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4, the value of the register to return to normal 0x2102! Then save the router configuration that has changed! and restart our router.

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This article is from "I am not a rookie" blog, please be sure to keep this source http://pvbutler.blog.51cto.com/7662323/1617523

Cisco router password reset

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