Intel EXPRESS 550T - Manuel (Page 137)

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C H A P T E R 8 Console Port Use and Troubleshooting
BOOTP request and the name of the boot software to a specified
boot server. This is useful if the boot server being used does not
support the use of a bootptab file.
• It runs tests on hardware and provides diagnostic information.
Note Loading software to the switch in Maintenance Mode
should only be done as a last resort. This is because the soft-
ware and configuration already resident in the flash memory
is overwritten and lost.
Important considerations Consider these points when using Maintenance Mode:
• The switch is not operational and the expansion board ports can-
not be used.
• Only simple command-line access is possible via the Console
port.
• There is a delay before you see the command prompt; this is due
to a hardware test routine being completed.
To enter Maintenance
Mode To enter Maintenance Mode:
1 Using a pointed tool — such as a bent paper clip, press the
Reset button on the front of the switch and hold it until the
SYSTEM LED flashes green quickly (five times per second).
2 Release the Reset button.
3 Attach a VT100-compatible terminal to the serial port on the
front panel using the cable supplied.
4 To display the command prompt on screen, press the Enter key
a couple of times.
500.book Page 127 Thursday, September 2, 1999 1:50 PM