Chapter 2
Cabling the CSS
Troubleshooting the Console Interface
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Table 2-12 lists common communications problems that may exist between the
CSS and a console. Ensure the console settings are configured to:
•
Baud Rate - 9600
Data Bits - 8
•
Flow Control - none
•
•
Parity - none
Stop Bits -1
•
For information on console cable pinouts, see Appendix B,
Table 2-12 Troubleshooting the Console Interface
Possible Problem
Nothing appears on the screen.
Characters appear on the screen, but
are garbled.
Abbreviated input is used, but pressing
the tab key does not enter the command
you want.
Random characters are lost.
Cisco 11000 Series Content Services Switch Hardware Installation Guide
Troubleshooting CSS Hardware Components
Cable
Recommended Action
Ensure the RS-232 cable is securely
connected to the console port.
Verify that the CSS and the console
settings match for baud rate, data bits,
stop bits, and parity.
Ensure that you enter enough
characters for the CSS to distinguish
between different commands and
options.
Set the flow command on the console
to XON/XOFF.
Pinouts.
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