Names, Symbols, Line-editing keys – Extreme Networks Summit 300-48 User Manual

Page 25

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Line-Editing Keys

Summit 300-48 Switch Software User Guide

25

Names

All named components of the switch configuration must have a unique name. Names must begin with
an alphabetical character and are delimited by whitespace, unless enclosed in quotation marks.

Symbols

You may see a variety of symbols shown as part of the command syntax. These symbols explain how to
enter the command, and you do not type them as part of the command itself. Table 4 summarizes
command syntax symbols.

Line-Editing Keys

Table 5 describes the line-editing keys available using the CLI.

Table 4: Command Syntax Symbols

angle brackets < >

Enclose a variable or value. You must specify the variable or value. For
example, in the syntax

config vlan <name> ipaddress <ip_address>

you must supply a VLAN name for

<name>

and an address for

<ip_address>

when entering the command. Do not type the angle

brackets.

square brackets [ ]

Enclose a required value or list of required arguments. One or more
values or arguments can be specified. For example, in the syntax

use image [primary | secondary]

you must specify either the primary or secondary image when entering
the command. Do not type the square brackets.

vertical bar |

Separates mutually exclusive items in a list, one of which must be
entered. For example, in the syntax

config snmp community [readonly | readwrite] <string>

you must specify either the read or write community string in the
command. Do not type the vertical bar.

braces { }

Enclose an optional value or a list of optional arguments. One or more
values or arguments can be specified. For example, in the syntax

reboot {<date> <time> | cancel}

you can specify either a particular date and time combination, or the
keyword

cancel

to cancel a previously scheduled reboot. If you do not

specify an argument, the command will prompt, asking if you want to
reboot the switch now. Do not type the braces.

Table 5: Line-Editing Keys

Symbol

Description

Backspace

Deletes character to left of cursor and shifts remainder of line to left.

Delete or [Ctrl] + D

Deletes character under cursor and shifts remainder of line to left.

[Ctrl] + K

Deletes characters from under cursor to end of line.

[Ctrl] + U

Clears all characters typed from cursor to beginning of line.

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