Cisco 9500 rommon recovery
Cisco 9500 rommon recovery. 2. The switch had shown the same symptoms as explained above during the Webex session. Nov 26, 2019 · On the C9500-12Q, C9500-16X, C9500-24Q, C9500-40X models of the series, you must manually upgrade the ROMMON in the primary SPI flash device, if a new version is applicable, and the release you are upgrading from is Cisco IOS XE Gibraltar 16. Reboot the 9800-CL. Compare the MD5 has of the file found in the router. In some instances, a Catalyst 9000 switch boots in rommon, a bootloader prompt that becomes available either when the switch cannot load a full Cisco IOS® software image, or when you have manually interrupted the normal boot process to perform actions like password recovery. Em alguns casos, um switch Catalyst 9000 é inicializado no rommon, um prompt do carregador de inicialização que fica disponível quando o switch não pode carregar uma imagem completa do software Cisco IOS® ou quando você interrompe manualmente o processo normal de inicialização para executar ações como a recuperação de senha. 12-03-2007 12:27 PM - edited 03-05-2019 07:47 PM. bin file from USB drive to flash copy usbflash0:cat9k_iosxe. See the “Checking the Current ROMmon Version” section on page 5-2 for information about interpreting the output of the command that you run. bin file and I was able to login. Press the Break key within the first 60 seconds of May 13, 2024 · If the Catalyst 6500/6000 runs the Cisco IOS image and the boot loader image is either corrupted or lost from the MSFC1 (RP), the switch goes into either RP ROMmon or SP ROMmon at the next reload. Only when you get the switch to run on IOS will you get TFTP transfer. rommon > context (Optional) Displays the CPU context at the time of the fault. after resetting I copied running config to start. There are no specific requirements for this document. The 9500 switches are quite new. Your input helps! If you find an issue specific to a document, please let us know. 3600/3700/3800 series routers run their Cisco IOS software from dynamic RAM (DRAM), so you can remove a PCMCIA card while the router runs. File size Checksum File name. Quick and dirty ROMMON recovery procedure for the ASA 5505. Nov 11, 2020 · Options. 101 assigned to the May 2, 2011 · ASA 5505 ROMMON Recovery. To do this, issue the dir <device> command for each available device, and look for a valid Cisco IOS software image. After this boot the switch right now form Flash. flash: PCMCIA slot 1. X, connect a console cable and there will be a microcode upgrade as soon as the switch reloads. Thanks Aug 11, 2019 · Anyone who know how we can switch out of Recovery mode for Cisco 9500-16X series. 21 rommon #4> gateway 10. 5. Power off the standalone switch or the entire switch stack. OLD. conf is Nov 25, 2021 · Format the flash of the switch (Command: format flash:) Reboot the switch, and because packages. 11-11-2020 03:45 AM. 0 (7)W5 (15a). Catalyst 9200. Router (boot)#reload. It didn't work. Transférer l’image téléchargée sur un lecteur flash USB ou un serveur TFTP. how i can recover or reset for c9500. 86. After downloading the image, it tell "Invalid device specified". Rest is also as Mark has suggested. Step 11 Use the show bootvar command to verify that the ROMMON upgrade program has been removed from the BOOT variable. Oct 7, 2013 · Step 1: rommon 12 > xmodem -cfs115200 c1900-universalk9-mz. To enter config mode, issue the config terminal command. Product Family. 118. Nov 15, 2018 · Can some one help me my router got stuck in rommon mode. bootflash: boot flash. The. Mar 1, 2019 · To change the configuration register to this setting, issue the configuration-register 0x2102 command, as shown: Router(config)# config-register 0x2102. 01. Break. WARNING: all existing data in all partitions on flash will be lost! The RAM size on your router is 64 MB. bin. I downloaded it on PC. 02-02-2021 05:12 AM. 16. Aug 19, 2021 · Hall of Fame. Level 1. Cisco ASR 9000 Series Router Prompt May 7, 2024 · Password Recovery Procedure for Virtual 9800 (9800-CL) Step 1. Recommended Cisco IOS-XE release. Dear, I just bought a used Router 2811 which is protected by an unknown password. tar Assuming We have the IP 192. ROMMON Versions. Devices in device table: idname flash:flash slot0:PCMCIA slot 0 slot1:PCMCIA slot 1 eprom:EPROM rommon 2 >. Nov 30, 2022 · Cisco IOS XE Everest 16. The switch enters the ROMMON mode. Re-run the Install Mode command. 4 rommon #3> server 10. Jan 23, 2008 · If both the main image and the boot image are corrupted or deleted, there is no easy way to recover the router. Jun 2, 2023 · There could be a problem in LMP/SDP packets exchange over the SVL links. Jan 10, 2017 · Discover and save your favorite ideas. Étape 3a. Aug 17, 2022 · 9500-16X-A with SVL IOS-XE and ROMMON upgrade advice. Reset or power cycle the router so that the new setting takes effect: rommon B2> reset. PDF - Complete Book (2. May 21, 2011 · In this case, the first thing you need to do is look for a valid Cisco IOS software image in each available device. If the device is in SP rommon, then you can see the Sup-bootflash: You can change the config register value in rommon by issuing config-register 0x2102. Know of something that needs documenting? Share a new document request to doc-ic-feedback@cisco. What would cause a C9500-16X (or any Cat9k) switch to default to the ROMMON configuration mode? The switch itself had the IOS on the switch, it just required to be manually pushed through. For Cisco Catalyst 9500 Series Switches, reconnect the power cord to the switch or the active switch As soon as the System LED blinks, press and release the Mode button 2-3 times. rommon 6 > tftpdnld. The switch could wind up in ROMmon mode due to these reasons: A switch reload or crash after the image was corrupted or deleted. Dec 3, 2007 · rommon recovery on a 2948G. The router is a 2921. 155-2. conf command, and run the boot flash:packages. Nov 20, 2019 · Run show ver to clarify my current version. 0 KB) Sep 23, 2022 · 09-23-2022 04:15 PM. I have some doubts on what is the right procedure for ROMMON upgrade, as the documentation (and here) is not very clear about it. releasenumber>. See the Recover from a Corrupt or Missing Image section of this document for more information. Mar 30, 2011 · Note: This ROMMON variable will persist and needs to be removed after password recovery. Product Details. CAN SOMEONE PLEASE HELP ME. From ROMmon mode, issue the confreg 0x2102 command, as shown: rommon 1 > confreg 0x2102. 2 and all later releases On Cisco Catalyst 9500 Series Switches, either install commands or request platform software commands 1. x release notes of the respective platform. I have a 2948G with bootstrap version 12. If the switch boots up, post the complete output to the command "sh boot". Dec 7, 2023 · Complete these steps, in the order given, to facilitate a successful image recovery from ROMmon mode without any valid image. sysret Sep 29, 2014 · The first thing you need to do then is to look for a valid Cisco IOS software image. Téléchargez le logiciel du commutateur Catalyst de série 9000 à partir de la page cisco. to force rommode , router shows " Readonly ROMMON initialized. 8) in putty connect to the router console. Nov 7, 2020 · Recover Switch from a Corrupt or Missing Image in ROMmon Mode. Look for a Valid Image in Flash. Mar 10, 2018 · After verification, copy the file to the router. Check the 'clean up' section. conf command manually in boot loader mode to boot the system. exit. This page explains how to recover a Cisco 7200, 7300, 7400, 7500, RSP7000, Catalyst 5500 RSM, uBR7100, uBR7200, uBR10000, or 12000 Series Router stuck in ROMmon (rommon # > prompt). Then issue sync command. Apr 9, 2022 · Complete these steps, in the order given, to facilitate a successful image recovery from ROMmon mode without any valid image. 9. Fuji-16. 152-4. binfile extension) for Catalyst 9000 Series Switches. JY. As per instructions I have done the following: rommon #1> interface gigabitethernet0/0 rommon #2> address 10. Set the line speed on the emulation software to 9600 baud. Step 3. To check the size of the file that was previously in the flash, if it is still there, "dir flash:" command in rommon mode will display the information - as Mark Holmes has already suggested. 08-20-2021 06:35 PM. Step 5. Jul 31, 2021 · Complete these steps, in the order given, to facilitate a successful image recovery from ROMmon mode without any valid image. 1. Please reset before you reboot: rommon 2 > reset. You have to power cycle the device and press the spacebar key for 10-15 seconds in order to generate the break signal in the router. Step 2 and 3. ROMMON (aka micro-code) and Golden Capsule are two separate things. Let us know how you go. Only on switches, ROMMON gets upgraded automatically. This document is not restricted to specific software and hardware Step 4. For information on using other settings, refer to the The Purpose of the Configuration Register section Cisco Catalyst 9500 Series Switches. My Tech was advised to downgrade from 16. Wait for the power supplies to stop "screaming" and then put the power back on. ap: flash_init. Regards, Apr 5, 2024 · The following table provides ROMMON version information for the Cisco Catalyst 9500 Series Switches. rommon 16 > dir disk1: Aug 24, 2019 · Check Figure-1. This video provides steps for the password recovery procedure on a Catalyst 9400 switch. ap: ether_init. 3. Jan 5, 2018 · ROM: 15. 7. bin Invoke this command for disaster recovery only. rommon 1 > dir flash: File size Checksum File name. M4. Typically on a standard Windows operating system platform, configure a HyperTerminal connection directly to COM1 with these settings: 3. 21 rommon #5> file asa961-smp-k8. (don't not load saved config "n", when prompted) router is now reset then save new config: >en. 101 assigned to the Step 1. I needed to download a new IOS. S. conf file is not able to reboot the switch. When you connect a terminal to a card that is in the ROM Monitor mode, the ROM Monitor CLI prompt is displayed. This depends on the environment variable settings on the Catalyst 6500/6000. 0 Helpful. 3407884 bytes (0x804b4c) 0x6ba0 c1000-y-mz. reload. First issue the dev command in order to see which devices are available on your router: rommon 1 >dev. Step 2. 1 to 17. Feds. Make a console connection to the Supervisor. 101 assigned to the May 13, 2019 · Power cycled the switch and pressed the mode button repeatedly during boot up to get into ROMMON mode. Avant de commencer Conventions. Jun 18, 2009 · To resolve this issue, refer to the ROMmon recovery procedure that applies to your platform: Core Issue Routers may go into ROM monitor (ROMmon) mode for any of these reasons: Boot failure The setting of the virtual configuration register forces the router to stop in ROMmon mode during the boot A break sequence is sent to the console. Power on the switch and Press Ctrl+C to get the Rommon mode while the active supervisor is getting up. The Factory Reset process is used in the following two scenarios: Return Material Authorization (RMA) for a device—If you have to return a device to Cisco for RMA, remove all the customer-specific data before obtaining an RMA certificate for the device. 1. After that, the router is in rommon mode, however you are not able to see the rommon prompt. Conditions préalables Jan 10, 2011 · Step 5 Enter the tftp_init command to prepare the access point for TFTP. Power down the switch. Known Affected Release. Step 10 Use the delete command to delete the PROM upgrade program from bootflash. rommon 15 > dir disk0: File size Checksum File name. Verify that there is a valid file present in the bootflash: by issuing the dir bootflash: command, as this example shows. Proceed with reload? [confirm] it goes to rommon 1 > mode. Use this command: emergency-install usbflash0:IOS_filename. bin, the switch booted to the USB drive/. These are three ways the router can enter ROM Monitor (ROMmon) mode (rommon#>): Reload, initialize, or power cycle the router with the configuration register boot field set to 0. ap: tftp_init. #config-register 0x2102. If you took the time to read the link I've posted, there's a section called "How to Speed Up Xmodem Recovery". Its the same for almost 90% or all the Aironet product series Image used c1140-k9w7-tar. You quickly see a boot selection screen: Step 2. Devices in device table: id name. Components Used. S1-std. For ROMMON version information of Cisco IOS XE 16. Prerequisites Requirements. Step 6. bin flash: Within conf t set the new IOS as the new image boot system flash:cat9k_iosxe. are the same as for the base xr config file. 10-21-201907:55 AM - edited 10-21-201908:10 AM. below the out put. 08-16-2022 09:40 PM. Mar 29, 2019 · ROMMON variables added by the user. Right now you can enter to the exec mode and change the password. Feb 2, 2021 · password recovery for 9500 series switch. Step 4. Aside from a return materials authorization (RMA), the only other option is to swap flash single in-line memory modules (SIMMs) from another 4500 or 4700 router that has a valid boot image and a main Cisco IOS software. Try to bring router up with an USB Flash: rommon 1 > boot usb1:isr4400-universalk9. Reboots the router with the new configuration register value. Actually, I would like to do stacking on Cisco 9500-16x-A Series. Étape 2. 4. I don't have Flash memory. May 25, 2010 · rommon 12 > dir bootflash: File size Checksum File name 981 bytes (0x3d5) 0xa376a868 c7200p-ipbasek9-mz. Tips to Troubleshoot. I need to do that by console. 3. Due to delivery problems for the other switches (9300 series) in the project they were produced in Aug 2022. com (p. Jan 11, 2016 · AND EVENTUALLY, I HAVE TO TERMINATE IT SINCE ITS NOT ABLE TO UPLOAD THE IOS ON THE ROUTER. The command must include this information: •the -xtract option, which inflates the image when it is loaded. 124-4. Pour plus d'informations sur les conventions des documents, référez-vous aux Conventions utilisées pour les conseils techniques de Cisco. Copy . 15. Hopefully you would be in rommon. SPA. program load complete, entry point: 0x80903000, size: 0x4c4a0 " , but not Feb 5, 2024 · Release Notes for Cisco Catalyst 9500 Series Switches, Cisco IOS XE Cupertino 17. I tried to learn from Cisco web site . dear all, I have done a factory reset on my cisco catalyst 9200L-24P with the command: factory-reset all. :boot flash:package. It boots to the rommon prompt, dir shows no bin file in bootflash: I'm connected to theconsole port and am trying to use xmodem transfer, the transfer fails after what looks like . 6) disconnect the putty session. Jan 17, 2018 · Invoke this command for disaster recovery only. Typically on a standard Windows operating system platform, configure a HyperTerminal connection directly to COM1 with these settings: Jul 18, 2018 · Complete these steps, in the order given, to facilitate a successful image recovery from ROMmon mode without any valid image. 14 MB) PDF - This Chapter (0. Find out which ROMmon the switch is in. Description (partial) Symptom: Unable to send the switch into rommon mode when following the below documentation (this is true at the moment of archiving this software defect with the purpose to correct the documentation for future reference), specifically in step 4 when Jan 19, 2005 · when reloading a c4500 router with the following cmd, Router (boot)>en. Sep 20, 2017 · If you are recovering the password for a switch stack, connect to the Ethernet management port of a stack member . X to 17. Jun 26, 2018 · Any idea on how to recover a Catalyst9300 from ROMMON. Next, issue the dir [device ID] command for each Flash or PCMCIA device available, and then look for a Aug 30, 2016 · I'm having problem loading an image for the ASA 5506-X using rommon. The router remains in ROM monitor and does not boot the Cisco IOS software. ex. Step 6 Enter the tar command to load and inflate the new image from your TFTP server. May 15, 2013 · You WILL NOT be able to do a faster TFTP transfer from ROMmon. 08-16-2021 12:13 AM. abdurezakabdela. Try to boot from that image. Reconnect the power cord to the switch or the active switch. If the Cisco IOS XR software is rebooted or unable to run, the corresponding card returns to the ROM Monitor mode. 17. Exits global configuration mode. 168. 8. 6. Once the switch boots into ROMMON, put the USB thumb drive in. During router boot-up process I am using special command >. 96 MB) View with Adobe Reader on a variety of devices. >reset. Apr 1, 2024 · The recommendations stated here are current as of April 2024, and are periodically updated when appropriate. frame [number] rommon > frame 4 (Optional) Displays an entire individual stack frame. I would like to reset the password in order to be able of accessing the prvildge mode and config mode. The exc May 15, 2017 · I have catalyst 6500. Identify one of two file types to boot the switch. Run the dir flash: command. 03. Second Option . (see the link) Apr 9, 2018 · After you perform the emergency install operation, set the BOOT variable in the ROMMON prompt by using the set BOOT flash:packages. : cat9k_iosxe. Aug 16, 2021 · Options. For example, to look for the IOS in the Flash, use the command shown below. C9200CX (all models) 17. Press C on this screen to get the grub prompt. This file can be seen as: cat9k_iosxe_<majorversion. New here? Get started with these tips. C9200L (all models) 17. 100. gnijs. You can change the config register in that prompt with the config 0x2142 command. 5. com. If you do have any valid file, see the Recovering from a Continuous Reboot section of this document for the recovery. 12 and now the switch is stuck in rMON and packages. The default is 0 (zero), which is the most recent frame. Can you please help me Jun 22, 2009 · Core Issue. The two types are: A bootable binary image file (denoted by a. During the day we had a fibre break, but this link was only responsible for resiliency purposes only, which doesn't explain how Jan 23, 2008 · Cette page décrit la procédure de restauration des routeurs des gammes Cisco 4500 et 4700 bloqués dans l'invite ROMmon (rommon# >). XD4. Issue Set command to see whether the configure register value is set correctly and it displays the boot variable too. 5) wait a little while. Another way of recovery of the password is to enable the following again in rommon: rommon> AUX_AUTHEN_LEVEL=0 Jun 29, 2023 · The following table provides ROMMON version information for the Cisco Catalyst 9500 Series Switches. thanks. 06-26-2018 09:01 AM - edited 03-08-2019 03:29 PM. Make sure they match again. Notez le hachage MD5 (Message Digest 5) fourni pour une utilisation ultérieure. Please see below for full output. TFTP_FILE: c2900-mz. conf. For the purposes of this documentation set, bias-free is defined as language that does not imply discrimination based on age, disability, gender, racial identity, ethnic identity, sexual orientation, socioeconomic status, and intersectionality. Go to solution. Typically, on a standard Windows operating system platform, configure a Terminal Emulator connection directly to COM1 with these settings: 9600 BPS. Jun 26, 2018 · Remove the USB thumb drive from the switch. x releases, refer to the corresponding Cisco IOS XE 16. I have this problem too. Solved: Hi CiscoTeam, I was trying to factory reset 9200 switches and they are in Rommon mode now, I did try to reboot them but they are looking for their stack switch and packages. After the router boots, issue the enable command at the Router > prompt. If both routers are identical, or same series, you can use the Flash card from the other router in order to boot the one you want to recover. Boot the IOS-XE BIN file from ROMMON. 151-4. 4. brquinn. 1 or a later release. 0 (1r)SG2. During the upgrade from 17. If the file is valid, this brings you back to normal operation mode. ePub - Complete Book (525. Chapter Title. switch: dir flash: Bias-Free Language. 06. 7) in putty configure the speed of the console connection to normal speed. i forgot my pas sword while i configure cisco switch please help me. rommon 14 > dir slot1: File size Checksum File name. minorversion. rommon 1 >dir bootflash: Apr 9, 2018 · I had a Webex session with a TAC engineer today. Make sure the config-registry value is 0x2102. The documentation set for this product strives to use bias-free language. He has confirmed that it's a hardware fault and while we were working to fill the forms for the RMA, I've power cycled the switch again and this time the switch was able to boot with the golden rommon image, so the engineer was able to take some show outputs. Hi all, We need to upgrade IOS-XE and ROMMON for a 9500-16X from 16. Try this (in ROMMON): boot flash:packages. Come back to expert answers, step-by-step guides, recent topics, and more. Oct 21, 2019 · cannot load ios image in rommon mode cisco catalyst 9200. Dec 13, 2019 · 4) power up the router. eprom: eprom. x. I am trying to go into rommode for password recovery but am not able to. the switch is not reading the usb stick and is stuck at the Jul 31, 2022 · The ROM Monitor program provides an initial power-on environment for each card. Solved: hi I have a Catalyst 4506e that works fine but if reload, it boots in rommon mode. Many routers interpret the very slow signal on the console as a break. 124-21a. Another thing You can INCREASE the speed of the XModem. The prompt changes to Router#, indicating that the router is now in privileged mode. My config-register is 0x2102. Jan 29, 2006 · Procedure. 05-02-2011 01:49 PM - edited 03-08-2019 06:41 PM. Switch# delete bootflash:cat4500-e-ios-promupgrade-150-1r-SG2. If it is available, the context from kernel mode and process mode of a loaded image is displayed. Otherwise, continue to the next step. Have a switch that is stuck in RMON. Jan 10, 2011 · Access Point ROMMON Recovery AP: prompt Recovery Here is the step by step procedure for 1140 series AP. From the bootloader (ROMMON) prompt, ensure that you can ping your TFTP server. I tried to do that, as it described here. Reload, initialize, or power cycle the router without having a Cisco IOS Software image to boot from. Press the Mode button, and at the same time, reconnect the power cord to the switch. If both routers are different but have a compatible PCMCIA Flash Jun 18, 2009 · To reload the router, issue the reset command, as shown in this example: rommon 3> reset. Perform these steps in order to recover a lost administrator password from the console port of a MDS 9000 switch: Connect one of the supplied RJ-45-to-DB-9 adapters to the PC serial (COM) port. It applies to IOS-XE and specifically Catalyst 9K, 4500-X, 3850 and etc. Change the boot variable string of the router. wesweber1. I am trying to copy an iOS image via tftp in rommon mode for a Cisco 2921 router. Unplug the switch power cord. . Jan 29, 2024 · Step 2. Issue the dev command to see which devices are available on your router: rommon 1 > dev. You should now see a Router(config)# prompt. 6. Mar 6, 2021 · Connect your PC to the switch Ethernet management port. Follow the instructions below to perform ROMmon recovery: id name. But It couldn't work. (Optional) Run the show platform command or the show rom-monitor slot command on the router to see the current release numbers of ROMmon on the hardware. Do not enter an equal sign when entering the confreg command. . Tags: password,recovery,cat9400. 04. I am unable to load packages. RMA replacements are taken off the refurbishment line. After you perform the emergency install operation, set the BOOT variable in the ROMMON prompt by using the set BOOT flash:packages. I first tried to remove the flashcompact when booting in other to access the rommon mode and go on the set up process. Apr 14, 2021 · はじめに このドキュメントでは IOS/IOS-XE Router の flash に image がない場合の ROMMON からの復旧方法について記載しています。 TFTP から起動させる方法 以下のような構成を用意いたします。 ＊該当ルータ と TFTP Server 間に、他のRouter は無くてもよいです。 また、IP Address は同じである必要はあり Step-by-Step Procedure. Jul 5, 2011 · 07-05-2011 08:26 PM. 121-6. Once tested delete /recursive /force flash:cat9k_iosxe. #config t. Typically on a standard Windows operating system platform, configure a HyperTerminal connection directly to COM1 with these settings: Nov 10, 2010 · restart router, when loading config break initialization: router will enter rommon, enter following cmds: >confreg 0x2142. rommon 1 >dir bootflash: Oct 19, 2021 · Hello, I have used Cisco 1921, and we forgot its login and password. 02-26-2023 03:02 AM - edited 02-26-2023 03:04 AM. ASA connected to network through Management 1/1 interface Jan 10, 2024 · Step 1. 12. It boots into ROMMON (after platform install software xxx) i guess flash is corrupt. Sep 1, 2021 · In this video you will learn how to recover the password for a Cisco switch. Now I want to load a ios from a usb stick, but it is not loading. conf is not present, it will go into ROMMON. Press Return at the prompt to enter the password recovery dialog, and then enter the new root-system username and password, and save the configuration. Best Regards, Étape 1. Entered this command from the switch: prompt to boot from the USB drive: boot usbflash0:/cat9k_iosxe. 1a. Options. As i see there is no option -r (copy image to dram for launch) on catalyst 6500. bin Step2 :Select Transfer and Send File from the HyperTerminal menu bar. On Cisco Catalyst 9500 Series Switches - High Performance, only install commands 2. So, anyone who can tell me what should i do when we need to do stacking on C9500? with Dual Active mode . I can start it with a boot command, but by default, i must type a command. NGFW Firewalls. con. Jul 24, 2014 · Bias-Free Language. 2 people had this problem. After the flash gets formatted, copy the IOS-XE from the USB thumb drive to the switch. rommon 1 > confreg Configuration Summary (Virtual Configuration Register: 0xc400) enabled are: diagnostic mode use net in IP bcast address use all zero broadcast b May 9, 2023 · The Cisco Document Team has posted a video. rommon 13 > dir slot0: File size Checksum File name. Connect the other end of the supplied RJ-45-to-DB-9 adapter to the RS-232 management port on the MDS 9000 switch. Try to ignore startup-config and bring router up without startup configuration: rommon 3 > confreg 0x2142. If the switch goes to recovery mode just by the removal of half / less than complete SVL links -> use the test command to shut/no shut SVL -> check if it is possible to reproduce the issue with physical OIR. Jun 21, 2023 · In some instances, a Catalyst 9000 switch boots in rommon, a bootloader prompt that becomes available either when the switch cannot load a full Cisco IOS® software image, or when you have manually interrupted the normal boot process to perform actions like password recovery. As long as the configuration value is 0x0, you must manually boot the operating system from the console. 09. Level 4. vv um nb xo vc mi ft hy hc zn