xStack
®
DGS-3400 Series Layer 2 Gigabit Managed Switch CLI Manual
8
(parentheses)
Purpose
Indicates at least one or more of the values or arguments in the preceding syntax
enclosed by braces must be specified.
Syntax
config dhcp_relay {hops <value 1-16> | time <sec 0-65535>}(1)
Description
In the above syntax example, users have the option to specify
hops
or
time
or both of
them. The "(1)" following the set of braces indicates at least one argument or value within
the braces must be specified. Do not type the parentheses.
Example command
config dhcp_relay hops 3
Line Editing Key Usage
Delete
Deletes the character under the cursor and then shifts the remaining characters in the line
to the left.
Backspace
Deletes the character to the left of the cursor and then shifts the remaining characters in
the line to the left.
Insert or Ctrl+R
Toggle on and off. When toggled on, inserts text and shifts previous text to the right.
Left Arrow
Moves the cursor to the left.
Right Arrow
Moves the cursor to the right.
Up Arrow
Repeats the previously entered command. Each time the up arrow is pressed, the
command previous to that displayed appears. This way it is possible to review the
command history for the current session. Use the down arrow to progress sequentially
forward through the command history list.
Down Arrow
The down arrow will display the next command in the command history entered in the
current session. This displays each command sequentially as it was entered. Use the up
arrow to review previous commands.
Tab
Shifts the cursor to the next field to the left.
Multiple Page Display Control Keys
Space
Displays the next page.
CTRL+c
Stops the display of remaining pages when multiple pages are to be displayed.
ESC
Stops the display of remaining pages when multiple pages are to be displayed.
n
Displays the next page.
p
Displays the previous page.
q
Stops the display of remaining pages when multiple pages are to be displayed.
r
Refreshes the pages currently displayed.
a
Displays the remaining pages without pausing between pages.
Enter
Displays the next line or table entry.
