Linux in a Nutshell, Fifth Edition

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Chapter 3: Linux Commands

This is the Title of the Book, eMatter Edition

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

-e [escape_char]

Set initial telnet escape character to escape_char.Ifescape_

char is omitted, no escape character is predefined.

-f With Kerberos V5 authentication, allow forwarding of the

local credentials to the remote system.

-k realm

With Kerberos authentication, obtain tickets for the remote

host in realm, instead of in the remote host’s realm.

-l user

When connecting to remote system and if remote system

understands ENVIRON, send user to the remote system as the

value for variable USER. Implies the -a option.

-n tracefile

Open tracefile for recording the trace information.

-r Emulate rlogin. The default escape character for this mode is a

tilde (~); an escape character followed by a dot causes telnet

to disconnect from the remote host; a ^Z instead of a dot

suspends telnet; and a ^] (the default telnet escape character)

generates a normal telnet prompt. These codes are accepted

only at the beginning of a line.

-x Turn on data-stream encryption if possible.

-8 Request 8-bit operation.

-E Disable the escape character functionality.

-F With Kerberos V5 authentication, allow local credentials to be

forwarded to the remote system, including any that were

already forwarded to the local environment.

-K Do not allow automatic login to the remote system.

-L Specify an ...