Alcatel Carrier Internetworking Solutions 6648 - Manual (Page 16)

page -xvi OmniSwitch Troubleshooting Guide September 2005
Note. Troubleshooting documentation for legacy products (e.g., Omni Switch/Router) can be downloaded
at http://support.ind.alcatel.com/releasefiles/indexpage.cfm.
Who Should Read this Manual?
The principal audience for this user guide is Service and Support personnel who need to troubleshoot
switch problems in a live network. In addition, network administrators and IT support personnel who need
to configure and maintain switches and routers can use this guide to troubleshoot a problem upon advice
from Alcatel Service and Support personnel..
However, this guide is not intended for novice or first-time users of Alcatel OmniSwitches. Misuse or fail-
ure to follow procedures in this guide correctly can cause lengthy network down time and/or permanent
damage to hardware. Caution must be followed on distribution of this document.
When Should I Read this Manual?
Always read the appropriate section or sections of this guide before you log into a switch to troubleshoot
problems. Once you are familiar with the commands and procedures in the appropriate sections you can
use this document as reference material when you troubleshoot a problem.
What is in this Manual?
The principal sections (i.e., the chapters numbered numerically) use CLI and Dshell commands to analyze
and troubleshoot switch problems. Each section documents a specific switch feature (e.g., hardware, server
load balancing, routing).
Note. Dshell commands should only be used by Alcatel personnel or under the direction of Alcatel.
Misuse or failure to follow procedures that use Dshell commands in this guide correctly can cause lengthy
network down time and/or permanent damage to hardware.
Appendix A provides an architecture overview for the OmniSwitch 6600 Family, OmniSwitch 7700/7800,
and the OmniSwitch 8800.
Appendices B and C provide the following for debug and technical support CLI commands:
• Command description.
• Syntax.
• Description of keywords and variables included in the syntax.
• Default values.
• Usage guidelines, which include tips on when and how to use the command.
• Examples of command lines using the command.