Linux in a Nutshell, Fifth Edition

dig | 121

Linux

Commands

This is the Title of the Book, eMatter Edition

Copyright © 2006 O’Reilly & Associates, Inc. All rights reserved.

Options

-3, --easy-only

Create an ed script to incorporate into file1 unmerged,

nonoverlapping differences between file1 and file3.

-a, --text

Treat files as text.

-A, --show-all

Create an ed script to incorporate all changes, showing

conflicts in bracketed format.

-e, --ed

Create an ed script to incorporate into file1 all unmerged

differences between file2 and file3.

-E, --show-overlap

Create an ed script to incorporate unmerged changes, showing

conflicts in bracketed format.

-x, --overlap-only

Create an ed script to incorporate into file1 all differences

where all three files differ (overlapping changes).

-X Same as -x, but show only overlapping changes, in bracketed

format.

-m, --merge

Create file with changes merged (not an ed script).

-L label, --label=label

Use label to replace filename in output.

-i Append the w (save) and q (quit) commands to ed script

output.

-T, --initial-tab

To line tabs up properly in output, begin lines with a tab

instead of two spaces.

-v, --version

Print version information and then exit.

dig

dig [@server] [options] [name] [type] [class] [query-options]

dig @server name type

dig -h

The dig command is used to query DNS servers; it is more flexible

than the deprecated nslookup command. When invoked with just

the -h option, it displays a list of options ...