Getting Started Guide

B-5

Manually Editing DCM Controller Files

vi Editor

To edit or view files on the DCM Controller, use the vi editor, a commonly used

Linux text editor.

The vi editor has three modes:

■ Command

■ Insert

■ Replace

Command Mode

When you access vi and open a file, you are typically in the command mode:

you can enter any of the commands outlined in Table B-2. Unless preceded by

a colon (:) these commands are keystrokes; you do not have to press [Enter]

for them to take effect.

Table B-2. vi Editor Commands

Action Command

Enter insert mode, which allows you to add or delete text in the file:

Characters are entered into the file after the cursor.

Characters are entered into the file before the cursor.

Enter replace mode, which allows you to write new text over

existing text, beginning at the cursor.

Delete a character x

Delete N characters Nx

Delete a word dw

Delete N words dNw

Delete a line dd

Delete N lines Ndd

Copy current line yy

Copy N lines, beginning with the current Nyy

Paste copied lines back into the file p

Undo last change in file; enter command again to redo change u