Preface 15

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ellipsis points (. . . )

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separator ( -> )

Indicate required elements in syntax descriptions where there is more than one option. You must choose only one of the options. Do not type the braces when entering the command.

Example: If the command syntax is

show ip {alertsroutes}, you must enter either show ip alerts or show ip routes, but not both.

Indicate optional elements in syntax descriptions. Do not type the brackets when entering the command.

Example: If the command syntax is

show ip interface [-alerts], you can enter either show ip interface or

show ip interface -alerts.

Indicate that you repeat the last element of the command as needed.

Example: If the command syntax is

ethernet/2/1 [<parameter> <value>]... ,

you enter ethernet/2/1 and as many parameter-value pairs as needed.

Indicates new terms, book titles, and variables in command syntax descriptions. Where a variable is two or more words, the words are connected by an underscore.

Example: If the command syntax is

show at <valid_route>, valid_route is one

variable and you substitute one value for it.

Indicates command syntax and system output, for example, prompts and system messages.

Example: Set Trap Monitor Filters

Shows menu paths.

Example: Protocols > IP identifies the IP option on the Protocols menu.

Installing Hardware Options for the Contivity VPN Switch

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Nortel Networks 2600, 1600, 2500, 4000, 4500 manual Italic text