You can boot the Cisco switch from a USB storage device while in ROMMON mode. Insert the USB storage device containing the IOS image file into one of the USB ports on the switch.Verify that thSet the boot variable to point to the IOS image file on the USB storage device using ...
发现CiscoCatalyst交换机重启一直处于Rommom模式下，执行Confreg命令选择启动模式为1（从第一个文件启动）时，系统一直重启，无法进入正常界面。 entertoboot: 0=disableautoboot 1=thefirstfilefrominternalflashdevice 2=commandsspecifiedin'BOOT'environmentvariable [2]:1 分析认为可能IOS文件损坏或者被清除，或者...
Caution: Password recovery requires the system to be dropped into ROMMON. In classicCisco IOS®, the config-register setting determines whether the system could return to ROMMON. A config-register of 0x2102 would prevent return to ROMMON when break is issued. By...
当发出中断时,配置寄存器0x2102将阻止返回到ROMMON。 默认情况下,所有9800设备(9800-40、9800-80、9800-L)都设置了配置寄存器0x2102。但是,由于它们运行基于Linux的Cisco IOSXE®,因此会忽略这一点,而防止返回ROMMON的唯一方法是配置命令no service password-recovery。
2. Power cycled the switch and pressed the mode button repeatedly during boot up to get into ROMMON mode3. Entered this command from the switch: prompt to boot from the USB drive: boot usbflash0:/cat9k_iosxe.17.06.04.SPA.bin, the switch booted to the USB drive/.bin file and ...
boot: p_w_picpath specified by the boot system commands or default to: cisco2-C2600 do you wish to change the configuration? y/n [n]: y (选择 yes) enable "diagnostic mode"? y/n [n]: n (选择 no) enable "use net in IP bcast address"? y/n [n]: n (选择 no) ...
Since the switch recognizes all Flash devices in ROMmon mode, you can issue thedir <device-name>commands to show the Flash contents. Notice in the previous example, there is only a single boot image in bootflash. You can have as many system images as you can fit in either the bootflas...
Before you use the USB stick it should be compatible to CISCO routers and switches and also you should format it trough Router or Switch (not in your PC) on CLI prompt. You can type the CLI command in privilege mode Router# format usbflash0...
In a Cisco Catalyst 4500 redundant chassis with dual supervisor (WS-X45-SUP7-E), during hardware failure on standby supervisor, active supervisor continues to function in redundant mode assuming that the standby supervisor is up and running Cisco IOS software. ...
Follow these steps to revert from LWAPP mode to autonomous mode by loading a Cisco IOS release using a TFTP server: Step 1 The static IP address of the PC on which your TFTP server software runs should be between 10.0.0.2 and 10.0.0.30. ...