Nortel Secure Router 8000 Series Routine Maintenance page 11

About this document
Chapter
3 Maintenance Guidelines
Appendix A Routine
Maintenance Records
Appendix B Operations
Involving Risks
Appendix C Commonly
Used Commands for
Maintenance
Appendix D Acronyms
and Abbreviations
Index
Conventions
Symbol conventions
The symbols that may be found in this document are defined as follows.
Symbol
General conventions
Convention
Times New Roman
2
Content
Describes dustproof maintenance of the device, backup and
restoration.
This chapter describes the forms for routine maintenance.
This chapter describes the operations that may cause bodily
injury or device faults during maintenance.
This chapter describes the commonly used commands
during maintenance.
This chapter collates glossary and frequently used
acronyms and abbreviations in this manual.
Lists keywords that can be used as entries to help the reader
to fetch the required information quickly.
Description
Indicates a hazard with a high level of risk that, if not avoided,
will result in death or serious injury.
Indicates a hazard with a medium or low level of risk which, if
not avoided, could result in minor or moderate injury.
Indicates a potentially hazardous situation that, if not avoided,
could cause equipment damage, data loss, and performance
degradation, or unexpected results.
Indicates a tip that may help you solve a problem or save time.
Provides additional information to emphasize or supplement
important points of the main text.
Description
Normal paragraphs are in Times New Roman.
Nortel Networks Inc.
Nortel Secure Router 8000 Series
Routine Maintenance
Issue 5.3 (
19 May 2009
)