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Command summary, 2 command summary, 3 command syntax conventions – ZyXEL Communications ZyXEL Dimension ES-2024 User Manual

Page 152: 4 getting help, 1 sys commands

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Dimension ES-2024 Ethernet Switch

25-2

Introduction to CLI

25.1.3

Command Syntax Conventions

1. Command keywords are in courier new font.

2. The

| symbol means “or”.

3. Required fields in a command are enclosed in angle brackets <>. Use the following command to ping a host.

ip ping

4. Optional fields in a command are enclosed in square brackets [], for example, year, month and day are

optional in the following command. This command just displays the date if you don’t specify the year, month
and day parameters.

sys date [year month day]

5. Commands can be abbreviated to the smallest unique string that differentiates the command. For example the

“system date” command could be abbreviated to “s d”.

25.1.4 Getting

Help

Type “help” or “?” to display a list of valid commands or type a command followed by “help” or “?” to
display a list of associated subcommands.

The following figure shows a sample help information.

Figure 25-1 CLI Help: Sample Output

25.2 Command Summary

The following tables are summaries of the commands available in the ES-2024 together with a brief description of
each command. See the related section in the User’s Guide for more background information.

25.2.1 sys

Commands

Table 25-1 Command Summary: sys

COMMAND DESCRIPTION

sys

adjtime

Retrieves the date and time from
the time server specified in the
web configurator.

ES-2024> ?
Valid commands are:
sys exit ip

ES-2024> sys view ?
Usage: view