T
ROUBLESHOOTING
A-2
Cannot access
the on-board
configuration
program via a serial
port connection
• Be sure to have set the terminal emulator program to
VT100 compatible, 8 data bits, 1 stop bit, no parity
and 9600 bps.
• Check that the null-modem serial cable conforms to
the pin-out connections provided in Appendix B.
Forgot or lost the
password
• Reinstall the switch defaults. Make a direct
connection to the switch’s console port and power
cycle the switch. During the POST diagnostics, access
the firmware-download menu and select the
appropriate options. See “Restoring Switch Defaults”
on page B-4 for more details.
Troubleshooting Chart
Symptom Action