O
- -O option, mount command, Using the mount Command
- -o option
- mount command, Using the mount Command
- share command
- Non-File-System-Specific share Options
- Setting Access Lists With the share Command
- octal numbers escape character, UUCP /etc/uucp/Dialers File
- open errors, NFS and, NFS Version 3 Protocol
- OPEN share support, NFS version 4, OPEN Share Support in NFS Version 4
- opening remote system connections
- How to Open an ftp Connection to a Remote System
- How to Open an ftp Connection to a Remote System
- openssl command and sendmail, How to Set SMTP to Use TLS
- operating systems
- map variables, Variables in a Map Entry
- supporting incompatible versions, How to Support Incompatible Client Operating System Versions
- options (PPP)
- asyncmap, Using /etc/ppp/options.ttyname on a Dial-in Server
- auth, How to Add PAP Support to the PPP Configuration Files (Dial-in Server)
- call
- How to Call the Dial-in Server
- /etc/ppp/peers/peer-name File
- connect
- How to Define the Connection With an Individual Peer
- Invoking the Chat Script
- crtscts, How to Define Communications Over the Serial Line
- debug, How to Turn on PPP Debugging
- guidelines for use, Using PPP Options in Files and on the Command Line
- init
- How to Configure a Machine on a Leased Line
- Using /etc/ppp/options.ttyname on a Dial-in Server
- local, How to Configure a Machine on a Leased Line
- login
- How to Add PAP Support to the PPP Configuration Files (Dial-in Server)
- Using the login Option With /etc/ppp/pap-secrets
- name, How to Add PAP Support to the PPP Configuration Files (Dial-out Machine)
- noauth
- How to Define the Connection With an Individual Peer
- How to Configure a Machine on a Leased Line
- noccp, How to Configure Users of the Dial-in Server
- noipdefault, How to Define the Connection With an Individual Peer
- noservice, Using PPPoE and PPP Files to Configure an Access Server
- option privileges, Effects of Option Privileges
- parsing by the pppd daemon, How PPP Options Are Processed
- passive, How to Configure a Machine on a Leased Line
- persist, How to Configure a Machine on a Leased Line
- sync, How to Configure a Machine on a Leased Line
- xonxoff, How to Define Communications Over the Serial Line (Dial-in Server)
- options file, in PPP, How to Define Communications Over the Serial Line
- options in sendmail command
- command-line options from version 8.12
- submit.cf Configuration File From Version 8.12 of sendmail
- Additional or Deprecated Command-Line Options From Version 8.12 of sendmail
- Additional Arguments for the PidFile and ProcessTitlePrefix Options From Version 8.12 of sendmail
- command-line options in version 8.13, Additional Command-Line Options in Version 8.13 of sendmail
- configuration file options in version 8.13, Additional and Revised Configuration File Options in Version 8.13 of sendmail
- PidFile option, Additional Arguments for the PidFile and ProcessTitlePrefix Options From Version 8.12 of sendmail
- ProcessTitlePrefix option, Additional Arguments for the PidFile and ProcessTitlePrefix Options From Version 8.12 of sendmail
- options.ttyname file (PPP), See /etc/ppp/options.ttyname
- OSNAME map variable, Variables in a Map Entry
- OSREL map variable, Variables in a Map Entry
- ostype directory, Contents of the /etc/mail/cf Directory
- OSVERS map variable, Variables in a Map Entry
- OTHER option of Permissions file, UUCP MACHINE Entry for OTHER
- overlaying already mounted file system, Using the mount Command
- owner- prefix, mail alias with, Mailbox Files
- owner- prefix and mailbox names, Mailbox Files
- owner-owner and mailbox names, Mailbox Files