Lenovo RackSwitch G8332, Руководство по установке

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© Copyright Lenovo 2017 Chapter 5: Initializing the G8332
93
Physical Presence
Use the following procedure to enable the installation of special images on the
switch, when a deeper troubleshooting analysis is required:
1.
Connect a PC to the console port of the switch.
2.
Open a terminal emulator program that supports a serial port connection and
select the following serial port characteristics:
 Speed: 9600 bps
 Data Bits: 8
 Stop Bits: 1
 Parity: None
 Flow Control: None
3.
Boot 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 will appear.
5. To begin the Physical Presence procedure, select <P> . The following warning
message will appear and you will be prompted for confirmation (press <y> to
confirm):
6. A security test will be performed. The system location (blue) LED will blink a
number of times between 1 and 12. Enter that number:
7. After entering the correct number, the Recovery Mode menu will reappear. To
install a special image, use one of the following procedures:
 TFTP (for details, see page 89 )
 XModem Download (for details, see page 91 )
Note: You have three attempts to successfully complete the security test. After
three incorrect attempts, the switch will reboot.
After the test is completed, the switch will be put in low security mode. This mode
will allow you to install special images on the switch. To revert to normal security
mode, you must reboot the switch or press <P> again in the Recovery Mode menu.
Press shift ­ B for startup menu or shift ­ R for recovery mode: ...
WARNING: the following test is used to determine physical presence and if
completed will put the switch in low security mode.
Do you wish to continue y/n? y
Hit a key to start the test. The blue location LED will blink a number of
times.
...........
How
many times did the LED blink?