6. TFTP download: The switch prompts you to enter the following information:
7. Image recovery is complete. Perform one of the following steps:
Recovering from a Failed Boot Image
1. Connect a PC to the serial port of the switch.
2. Open a terminal emulator program that supports Xmodem download (for
example, HyperTerminal, CRT, PuTTY) and select the following serial port
characteristics:
© Copyright Lenovo 2016
Performing TFTP rescue. Please answer the following questions (enter 'q'
to quit):
IP addr :
Server addr:
Netmask :
Gateway :
Image Filename:
a. Enter the required information and press <Enter>.
b. You will see a display similar to the following:
Host IP : 10.10.98.110
Server IP : 10.10.98.100
Netmask : 255.255.255.0
Broadcast : 10.10.98.255
Gateway : 10.10.98.254
Installing image G82648.4.1.0_OS.img from TFTP server 10.10.98.100
c. When you see the following prompt, enter the image number and press <Enter>:
Install image as image 1 or 2 (hit return to just boot image): 1
d. The following message is displayed when the image download is complete.
Continue to step 7.
Installing image as image1...
Image1 updated successfully
Please select one of the following options:
T) Configure networking and tftp download an image
X) Use xmodem 1K to serial download an image
R) Reboot
E) Exit
Press r to reboot the switch.
Press e to exit the Boot Management menu
Press the Escape key (<Esc>) to re‐display the Boot Management menu.
Use the following procedure to recover from a failed boot image upgrade.
Speed: 9600 bps
Data Bits: 8
Stop Bits: 1
Chapter 3: Switch Software Management
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