Juniper J4350, Getting Started Manual

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J4350 and J6350 Services Router Getting Started Guide
Type a question mark after entering the complete name of a command or
command option. The CLI lists the available commands and options, then
redisplays the command names and options that you typed:
user@host> request ?
Possible completions:
chassis Perform chassis-specific operations
ipsec Perform IP Security operations
message Send text message to other users
routing-engine Log in to Routing Engine
security Perform security-level operations
services Perform service application operations
support Perform JUNOS support tasks
system Perform system-level operations
user@host> request
Type a question mark in the middle of a command name. The CLI lists
possible command completions that match the letters you have entered so far,
then redisplays the letters that you typed. For example, to list all operational
mode commands that start with the letter
s
, type the following:
user@host> s?
Possible completions:
set Set CLI properties, date/time, craft interface message
show Show system information
ssh Start secure shell on another host
start Start shell
user@host> s
When you enter the
help
commands described in Table 28, the CLI displays
usage guidelines and summary information for configuration statements
and operational mode commands. You can enter
help
commands in
operational or configuration mode.
64
Using the Command-Line Interface