Find answers to cisco 4948 booting issue from the expert community at experts exchange. Cisco catalyst switches password recovery methods youtube. It is easy to solve it for its so common for a network user. New lan base option for cisco catalyst 4948 switch and 4948 10 gigabit ethernet switch command references catalyst 4500 series switch cisco ios command reference, ios xe 3. Password recovery procedure for the cisco 2000, 2500, 3000, 4000, accesspro, and 7000.
Press 3 to select option 3 password recovery procedure. Catalyst 4500 series switches with vss password recovery procedure 10may2017. Module and catalyst 4900 switches that run cisco ios software 26aug2008. Find answers to reset cisco switch 4948 from the expert community at experts exchange. Reset router using router commands for routers without reset buttons. Password recovery without reloading the stack ethan banks november 9, 2010 first off, there are no miracles here, but in certain circumstances, this process could help you recover the credentials to a production cisco 3750 stack without having to reload the entire stack and run the normal cisco password recovery procedure. Set the line speed on the emulation software to 9600 baud.
This section provides an example of the password recovery procedure. Apr 15, 2010 password recovery on a cisco 2611 2600 series router. That depends if no service password recovery is in the config or not. Even if you do not use a cisco 2600 series router, this output provides an example of what you should experience on your product. I am trying to reset the password on a 3850 switch following the below procedure without success. How to perform a cisco router password recovery without. Using the power switch, turn the router off and then turn it back on. After the switch has fully booted, you will be in password recovery mode. This means downtime, but it is a good sacrifice to make in order to get your passwords reset. In case you have lost or forgotten access passwords, cisco has a password recovery mechanism that allows administrators to gain access to their cisco devices. How to recover the password on a cisco 3850 switch when you lost or forgot it.
Connect a terminal or pc with terminalemulation software to the switch console port. Attach a terminal or pc with terminal emulation to the console port of the router. Security hardening checklist guide for cisco routersswitches. This page is an index of password recovery procedures for cisco products. The checklist below applies to both cisco routers and switches as well. Cisco pix 501 password recovery procedure florida man. I love the features they add to their templates, while others churn out clones with just some color changes templateism provide unique designs every time paul crowe. Cisco catalyst 4500x series switches password recovery. Cisco ios router password recovery it happens to the best of us, you are doing some labs and forgot what password you set for enable modeperhaps another student was working on the router before and you have no idea what password he picked. Connect your pc or terminal into the switch console port with the blue console cable. Reconnect the power cord to the switch and within 15 seconds. Recoveringresetting passwords on a cisco 3548xl switch.
Some links below may open a new browser window to display the document you selected. Password recovery procedure for the cisco 881 series routers. Dec 14, 2006 example of password recovery procedure. Type enable secret in order to change the enable secret password. This document describes the password recovery procedure for the cisco catalyst 2900xl, 3500xl, 2950, and 3550 series switches. To initiate the password recovery procedure, connect the rollover cable to the console port, then power the router off and back on. How to enable serial console on cisco catalyst 4948. If someone had booted the switch and logged in but did not create a new user id. I connected a vga monitor and usb keyboard to the appliance and when i do a reboot, i can see the installation options. Password recovery steps for cisco catalyst switches. To connect to a cisco device via a serial session a few settings need to be confirmed. Password recovery procedure for the cisco 2500 series. If the break sequence does not work, refer to standard break key sequence combinations during password recovery for other key combinations. This document describes the password recovery procedure for the cisco catalyst 2900xl and the cisco catalyst 3500xl.
Password recovery procedure for the cisco 2000, 2500, 3000, 4000, accesspro, 7000 rp, ags, igs, sts. In order to perform a password recovery, you will need to reboot the router a couple of times. Password recovery procedure for the cisco 7200 series routers. Jul 11, 2017 assuming the case here for catalyst 4948 is brand new. Cisco network assistant ataglance pdf 371 kb brochures. Unfortunately, like many cisco routers and firewalls, performing an asset recovery is not as easy as pressing a reset pin. Also, when doing password recovery on switch, can you keep the exiting configuration. Attach a terminal or pc with terminal emulation to the console port of the switch. Not surprisingly, the instructions for cisco password recovery procedure are found readily on the internet via any search.
Press and hold the mode button on the front of the switch and plug. If you remove the sram, the contents of nvram are erased as well as the no service password recovery configuration. The cisco password recovery procedure involves interrupting the switchs normal boot procedure, renaming the flash. Even if we were able to successfully log into the router, but couldnt provide the router with the correct enable password, we would still need to perform a password recovery procedure. This is brief introduction in how to change the password when you have misplace or forgotten.
Issue the no shutdown command on every single interface that you use. Cisco switch password recovery catalyst fixed configuration. If youre in this situation you can just do a boot at the rommon prompt to boot the switch, and then set the configregister via configregister 0x2101 which i know because i just had to do this on a 4948 today. I suggest to use a password with at least 10 characters long consisting of alphanumeric and special symbols. How to recover a lost password on a cisco switch petri. Password recovery procedure for catalyst 45004000 supervisor. May 05, 2010 to recover the password on a cisco 2960 switch, use the following steps. Password recovery procedure for catalyst 45004000 supervisor engine. Templateism create some of the best free blogger templates available. Dec 26, 2016 cisco 2960x switch password recovery 1. Recovering from a lost or forgotten password if you lose or forget your password, you can delete the switch password and set a new one. Cisco catalyst 4948 fixedconfig switch for rackoptimized server switching. This example was created with a cisco 2600 series router. Routers that have nonvolatile ram nvram chips can be removed and reseated.
Did you know you can change them without losing your configuration. On a 2955, press the break key ctrlbreak on windows when you see the message that the switch will autoboot. How to enable serial console on cisco catalyst 4948 server. In this video i show how to perform a password recovery on a catalyst 2960. Cisco password recovery tool is a free software product and it is fully functional for an unlimited time although there may be other versions of this software product. This document describes how to recover a lost or unknown password on a. How to recover a lost password on a cisco switch by david. Reset router using reset button for routers with reset buttons. I am trying to boot the system with recovery dvd version 5. Cisco catalyst 4900 series switches password recovery. Step procedure example of password recovery on a cisco 2500 related information description this document describes the password recovery procedure for the following cisco products. Procedure to reset password on cisco catalyst 3550 daily packet. If you need additional information or help to reset your router, try the reset steps in reset router to factory settings, see the cisco support document reset a cisco router to factory default settings, refer to the documentation for your router model.
Type enable secret password that you will remember in order to change the enable secret password. For security reasons, the password recovery procedures listed here require physical access to the equipment. It could be com3 or 4, youll need to confirm by looking in device manager data bits set to 8 stop bits set to 1 parity set to none. Find answers to reset cisco switch 4948 from the expert. Press break on the terminal keyboard within 60 seconds of power up in order to put the router into rommon. Assuming the case here for catalyst 4948 is brand new. Oct 20, 2011 i am trying to reimage a cisco mars 25 appliance for the pnadmin password recovery procedure. This document describes the password recovery procedure for the following cisco products.
In order to grant privileged administrative access to the ios device, you should create a strong enable secret password. After you set passwords to control access to the cisco ios cli, you need to make sure you remember them. Press enter to go back to the startup menu, and then press esc to exit. Cisco 4948 booting issue solutions experts exchange. Password recovery steps for cisco catalyst switches sunset. Com port be sure the com number is correct, if you are using a usb adapter it may not default to using com1. Module and catalyst 4900 switches that run cisco ios software.
Mar 23, 20 cisco s pix 501 firewall is reliable, secure and low cost. How to recover the password on cisco catalyst 3850. Nov 28, 2014 in order to simulate this step on a cisco 6. Cisco catalyst 4900 series switches some links below may open a new browser window to display the document you selected. Solved password reset on cisco catalyst 3850 spiceworks. Resetting two cisco catalyst 2950 switches to factory. Description stepbystep procedure example of password recovery on a cisco 2500. This step is necessary if the switch had an enable. Cisco catalyst 4948, 4900 switch factory reset resetting. A pessimist might grouse at such a chore, but the optimist will see it as an opportunity to learn and practice how to perform password recovery and reset a cisco switch back to factory defaults. These days many ios devices are shipped with a configuration that has a one time use id and password configured. Heres an easy way to physically perform a password recovery on a cisco catalyst switch. Password recovery on a cisco 2960 switch bels blog.
Cisco catalyst 4948, cisco catalyst 4948 10ge, and cisco catalyst. Establish a console connection to the switch using a cisco serial cable to your pc or laptop. Does the cisco catalyst 4948 have default credentials. Recoveringresetting passwords on a cisco 3548xl switch 7 posts. The nvram is implemented with batterybacked up static ram sram. Be sure to use proper antistatic procedures when you handle the nvram. Cisco has announced the end of sale for the cisco localdirector. The biggest problem most people have with doing a password recovery on a 2960 or 3560 i. Sep 01, 20 just a short video showing you how to reset the password on a cisco router. Aug 08, 2007 on a 3550 release the mode button after the 1x port led goes out. A client calls, wants some router work done but they dont know the.
Cisco catalyst 4900 series switches password recovery cisco. Tips and steps to recover the password on cisco catalyst 3850. Password recovery on a cisco 2611 2600 series router. Cisco catalyst 4948 10 gigabit ethernet switch cisco. Reset router to default configuration help cisco dcloud. How to reset or recover your catalyst cisco switch password 2950, 2960,3550, 3560, and 3750 series. The steps in the video are taken from the guide on ciscos site. Reset cisco switch 4948 solutions experts exchange. Catalyst 2940, 29502955, 2960, 2970, 3550, 3560, 3750, 2900xl3500xl factory reset step 1. Here we list some tips and basic steps to help you recover password on catalyst 3850 again. Open up a hyperterminal for emulation and set the speed to 9600 baud. If this command is in the startupconfig then when doing the password recovery procedure the configuration is erased. Password recovery password reset procedure for catalyst.
Make sure that you change the configuration register value back to 0x2102. Do you have any idea on how we reset the password of my cisco switch 4948. Cisco password recovery tool is a software product developed by winagents software group and it is listed in security category under password managers and generators. Sample output this example of floppiless pix password recovery with the tftp server on the outside interface is taken from a lab environment.
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