Lenovo RackSwitch G8272, Руководство по установке

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© Copyright Lenovo 2019 Chapter 5: Initializing the G8272
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Recover from a Failed Image Upgrade using TFTP
Use the following procedure to recover from a failed image upgrade using TFTP:
1.
Connect a PC to the console port of the switch.
2.
Open a terminal emulator program that supports the Telnet protocol (for example,
HyperTerminal, SecureCRT, or PuTTY) and input the proper hostname or IP
address and the port to connect to the console interface of the switch.
3. Reload the switch and access the Boot Management menu by pressing Shift + B
when the following message appears and the dots are being displayed.
4. Enter Boot Recovery Mode by selecting R . The Recovery Mode menu appears.
5.
To start the recovery process using TFTP, select
T
. The following message appears:
6. Enter the IP address of the management port:
7.
Enter the network mask of the management port:
8. Enter the gateway of the management port:
9.
Enter the IP address of the TFTP server:
10. Enter the file path and the filename of the image:
After the procedure is complete, the Recovery Mode menu is displayed.
Press shift-B for startup menu or shift-R for recovery mode: ...
Performing TFTP rescue. Please answer the following questions (enter 'q'
to quit):
IP addr :
Netmask :
Gateway :
Server addr:
Image Filename: