4000 Router Series Fundamentals Configuration Guide

Enabling redisplaying entered-but-not-submitted commands

After you enable redisplaying entered-but-not-submitted commands, when your input is interrupted by

system information output, the system redisplays your input after finishing the output so you can continue

entering the command line.

To enable redisplaying entered-but-not-submitted commands:

Step Command Remarks

1. Enter system view.

system-view N/A

2. Enable redisplaying

entered-but-not-submit

ted commands.

info-center synchronous

By default, the system does not redisplay

entered-but-not-submitted commands.

For more information about this command, see

Network Management and Monitoring

Command Reference.

Understanding command-line error messages

After you press Enter to submit a command, the command line interpreter examines the command syntax.

If the command passes syntax check, the CLI executes the command. If not, the CLI displays an error

message.

Table 3 Common command-line error messages

Error messa

e Cause

% Unrecognized command found at '^' position.

The keyword in the marked position is invalid.

% Incomplete command found at '^' position.

One or more required keywords or arguments are

missing.

% Ambiguous command found at '^' position.

The entered character sequence matches more than one

command.

% Too many parameters.

The entered character sequence contains excessive

keywords or arguments.

% Wrong parameter found at '^' position. The argument in the marked position is invalid.

Using the command history function

The system automatically saves commands successfully executed by a login user to two command history

buffers: the command history buffer for the user line and the command history buffer for all user

lines. Table 4

compares these two types of command history buffers.