Conventions

Table 1 defines notice icons used in this guide, and Table 2 defines text conventions used throughout the book, except for command syntax. Table 3 provides command syntax conventions used primarily in the JUNOSe Command Reference Guide. For more information about command syntax, see JUNOSe System Basics Configuration Guide, Chapter 2, Command Line Interface.

 Table 1:  Notice icons 

 Icon
 Meaning
 Description

 



 Informational note

 Indicates important features or instructions.


 



 Caution

 Indicates that you may risk losing data or damaging your hardware.


 



 Warning

 Alerts you to the risk of personal injury.



 

 Table 2:  Text conventions (except for command syntax) 

 Convention
 Description
 Examples

 Bold typeface

 Represents commands and keywords in text.


  
 Command example: 

 Issue the clock source command.

  
 Keyword example:

 Specify the keyword exp-msg.


Bold sans serif typeface


 Represents text that the user must type.

host1(config)#traffic class low-loss1



 Key name in angle brackets

 Indicates the name of a key on the keyboard.

 Press <Enter>.


 Key names linked with a plus sign (+) in angle brackets.

 Indicates that you must press two or more keys simultaneously.

 Press <Ctrl+B>.


Plain sans serif typeface

 Represents information as displayed on your terminal's screen.

host1#show ip ospf 2
Routing Process OSPF 2 with Router ID 
5.5.0.250
Router is an Area Border Router (ABR)


 Italics


  
 Emphasize words. 
  
 Identify variables. 
  
 Identify chapter, appendix, and book names. 



  
 There are two levels of access, user and privileged.
  
 clusterId, ipAddress.
  
 Appendix A, System Specifications.




 

 Table 3:  Syntax conventions in Command Reference Guide 

 Convention
 Description
 Examples

 Words in plain text

 Represent keywords.

 terminal length


 Words in italics

 Represent variables.

 mask, accessListName


 Words separated by the | symbol 

 Represent a choice to select one keyword or variable to the left or right of this symbol. (The keyword or variable may be either optional or required.)

 diagnostic | line


 Words enclosed in [ brackets ]

 Represent optional keywords or variables.

 [ internal | external ]


 Words enclosed in [ brackets ]*

 Represent optional keywords or variables that can be entered more than once.

 [ level1 | level2 | l1 ]*


 Words enclosed in { braces }

 Represent required keywords or variables.

 { permit | deny } { in | out }
{ clusterId | ipAddress }