O

Index

[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z]

o Boolean operator
o filename extension 2nd 3rd 4th
Object file 2nd
Octal number
od utility
OLDPWD variable
One-time password
Online documentation 2nd
Open
     file
     Group
     Location dialog box, Nautilus
open() system call
OpenOffice
OpenPGP Message Format
OpenSSH
     .ssh directory
     authentication 2nd
     authorized keys
     authorized_keys file
     automatic login
     clients
     compression
     config file
     configuration files 2nd
     debugging
     diff utility
     encryption
     files
     firewall
     global files
     host key
     how it works
     initial connection to
    JumpStart
         starting the sshd daemon
         using ssh and scp
     known hosts
     known_hosts file 2nd 3rd
     log file
     more information
     NFS shared home directories, and
     port forwarding
     prerequisites 2nd
     protocol versions 1 and 2
     public key encryption
     recommended settings 2nd
     remote commands
     rhost authentication
     scp utility
     security
     server authentication
     session key
     setup
     sftp utility
     shell, remote
     ssh directory
     ssh utility 2nd 3rd 4th
     ssh-keygen utility
     ssh_config file
     ssh_known_hosts file 2nd 3rd
     sshd daemon
     sshd_config file
     troubleshooting
     tunneling
     user files
     X11 forwarding 2nd 3rd 4th
Operating system
     generic
     proprietary
Operations menu, window
Operator
     bash
         in expressions
         redirection
    bitwise
         & 2nd
         ^
         AND 2nd
         |
     Boolean
         ! 2nd 3rd
         && 2nd 3rd 4th 5th 6th
         a 2nd
         o
         NOT
         |
         || 2nd 3rd 4th 5th
     decrement
     increment
     postdecrement
     postincrement
     predecrement
     preincrement
     relational
     short-circuiting
     table of
OPIE utility 2nd
opt directory 2nd 3rd
OPTARG variable
Optimizer, C compiler
OPTIND variable
Option
    bash [See bash, features.]
     combining
     defined
OR operator
Order file using sort
Order of expansion, command line
Ordinary file 2nd
Organize a filesystem
Other access
out shell script
Output
    append [See Append, standard output.]
     redirect
    standard [See Standard, output.]
Overlay a shell
Owner
     access
     file, name of, display using ls 2nd