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Index: O

• -o option (exportfs command): The exportfs command (TCP/IP Network Administration)
• O command (sendmail): Setting Options (TCP/IP Network Administration)
• object identifiers (SNMP) (see OIDs)
• object IDs (see OIDs)
• Object Tool Command Language (see also OCL): ns and nam (Network Troubleshooting Tools)
• object trees (see MIBs, subtrees)
• ObjectName registry key: Registry keys (Building Internet Firewalls)
• objects
• • definitions in OIDs: snmptranslate (Network Troubleshooting Tools)
  • examining MIBs in tkined: Examining MIBs (Network Troubleshooting Tools)
  • in MIBs: Overview of SNMP (Network Troubleshooting Tools)
  • monitoring with tkined: Monitoring SNMP objects (Network Troubleshooting Tools)
  • object descriptors: Overview of SNMP (Network Troubleshooting Tools)
  • retrieving with scotty: scotty (Network Troubleshooting Tools)
  • SNMP objects: Overview of SNMP (Network Troubleshooting Tools)
  • tables of: snmpgetnext, snmpwalk, and snmptable (Network Troubleshooting Tools)
• OCL (Object Tool Command Language): ns and nam (Network Troubleshooting Tools)
• octal values, configuration files: Port number and network interface (SSH, The Secure Shell)
• octet data, MIME encoding: Multipurpose Internet Mail Extensions (TCP/IP Network Administration)
• octet-stream (MIME data subtype): Multipurpose Internet Mail Extensions (TCP/IP Network Administration)
• octets: Mapping Addresses to Names (DNS and Bind)
• • Master File Format (DNS and Bind)
  • compressing domain names: Domain Name Compression (DNS and Bind)
  • data transmission order and: Data Transmission Order (DNS and Bind)
  • inbound and outbound: RMON configuration (Essential SNMP)
  • MIB-II information: The Structure of Management Information and MIBS (Essential SNMP)
  • resource record data and: Data Format (DNS and Bind)
  • subnetting on/off octet boundaries: Subnetting on an Octet Boundary (DNS and Bind)
• od analysis tool: Controlling what's displayed (Network Troubleshooting Tools)
• ODBC (Open Database Connectivity): and Java Database Connectivity ( JDBC) (Building Internet Firewalls) 23.1.2. Open Database Connectivity (ODBC)
• Oerrs field (netstat command): The Interface Name (TCP/IP Network Administration)
• Oetiker, Tobias: Using MRTG (Essential SNMP)
• O_EXCL flag, file locks and: What is file locking? (Managing NFS and NIS)
• off-site name server: How Many Name Servers? (DNS and Bind)
• official Internet addresses, assessing need for: Obtaining an official network address (TCP/IP Network Administration)
• offsets in packet headers: Packet characteristics. (Network Troubleshooting Tools)
• OIDs (object identifiers)
• • The Structure of Management Information (Essential SNMP)
  • appending instance numbers to: Retrieving Multiple MIB Values (Essential SNMP)
  • base OIDs, mib-2: Closer Look at MIB-II (Essential SNMP)
  • contents: Overview of SNMP (Network Troubleshooting Tools)
  • defining: Defining OIDs (Essential SNMP)
  • • Extensibility for Unix and Windows (Essential SNMP)
  • display options in SNMP: Configuration and options (Network Troubleshooting Tools)
  • errors in searches: get, get-next, get-bulk, and set Error Responses (Essential SNMP)
  • finding in MIBs: Common Command-Line Arguments (Essential SNMP)
  • labeling in output: OpenView Graphing (Essential SNMP)
  • naming: Naming OIDs (Essential SNMP)
  • mrtg usage of: mrtg configuration file (Network Troubleshooting Tools)
  • object descriptors for: Overview of SNMP (Network Troubleshooting Tools)
  • printing with Net-SNMP: Common Command-Line Arguments (Essential SNMP)
  • retrieving in Perl: Retrieving a Single MIB Value (Essential SNMP)
  • • Retrieving Multiple MIB Values (Essential SNMP)
    • syntax: snmpget (Network Troubleshooting Tools)
    • translating names and numbers: snmptranslate (Network Troubleshooting Tools)
  • SMIv1 datatype: Defining OIDs (Essential SNMP)
  • SMIv2 extensions: Extensions to the SMI in Version 2 (Essential SNMP)
  • textual names: snmptranslate (Essential SNMP)
  • • (Essential SNMP) E.1.3. snmpLoad_OID_Cache( )
  • tracking changes to: snmpdelta (Essential SNMP)
  • variable bindings: The get Operation (Essential SNMP)
  • in xnmgraph: OpenView Graphing (Essential SNMP)
  • • Using External Data (Essential SNMP)
• Okhapkin's SSH1: Table of Products (SSH, The Secure Shell)
• • SSH1 Port by Sergey Okhapkin (Windows) (SSH, The Secure Shell)
  • agents, lack of: Client Use (SSH, The Secure Shell)
  • autoexec.bat, modifying: Prepare autoexec.bat (SSH, The Secure Shell)
  • bzip2: Obtaining and Installing Clients (SSH, The Secure Shell)
  • • installing: Install bzip2 (SSH, The Secure Shell)
  • configuration: Client Use (SSH, The Secure Shell)
  • Cygwin, installing: Install Cygwin (SSH, The Secure Shell)
  • host keys: Log into a Remote Host with ssh1 (SSH, The Secure Shell)
  • • generating: Generate Host Key (SSH, The Secure Shell)
  • installing: Obtaining and Installing Clients (SSH, The Secure Shell)
  • • "w command not found error: Create a Key Pair (SSH, The Secure Shell)
  • keys, generating: Create a Key Pair (SSH, The Secure Shell)
  • NT Resource Kit, needed programs for server: Obtain the NT Resource Kit (SSH, The Secure Shell)
  • passwd file: Create a Password File (SSH, The Secure Shell)
  • "You don't exist, go away" message: Troubleshooting (SSH, The Secure Shell)
  • remote host, logging in: Log into a Remote Host with ssh1 (SSH, The Secure Shell)
  • scp1: Copy Files Securely with scp1 (SSH, The Secure Shell)
  • server
  • • installing: Install the Server (SSH, The Secure Shell)
    • invoking: Run the Server (SSH, The Secure Shell)
    • terminating: Terminate the Server (SSH, The Secure Shell)
  • serverwide configuration: Edit sshd_config (SSH, The Secure Shell)
  • SSH directories, creating on C\:\\\\drive: Prepare Folders (SSH, The Secure Shell)
  • .ssh folder, creating: Prepare Folders (SSH, The Secure Shell)
  • • Troubleshooting (SSH, The Secure Shell)
  • sshd: Obtaining and Installing the Server (SSH, The Secure Shell)
  • • and NT domains: Troubleshooting (SSH, The Secure Shell)
  • tar: Obtaining and Installing Clients (SSH, The Secure Shell)
  • tar files, unpacking: Install Okhapkin's SSH1 (SSH, The Secure Shell)
  • troubleshooting: Troubleshooting (SSH, The Secure Shell)
  • uncompressing: Install Okhapkin's SSH1 (SSH, The Secure Shell)
• on program: Remote Terminal Access and Command Execution (Building Internet Firewalls)
• ONBOOT (Linux configuration value): Assigning an Address (TCP/IP Network Administration)
• one-answer zone transfer format: More efficient zone transfers (DNS and Bind)
• one-shot forwarding: One shot forwarding (SSH, The Secure Shell)
• • mimicking in SSH1, OpenSSH: One shot forwarding (SSH, The Secure Shell)
• one-time passwords: One-Time Password Software (Building Internet Firewalls)
• • Compilation Flags (SSH, The Secure Shell)
  • One-Time Passwords (TCP/IP Network Administration)
  • OPIE: OPIE (TCP/IP Network Administration)
  • SSH1: One-time passwords (SSH, The Secure Shell)
  • systems: S/Key authentication (SSH, The Secure Shell)
• one-way hash functions: One-Way Hash Functions (DNS and Bind)
• • One-way hash functions and MACs (Managing NFS and NIS)
• ONEX command (ESMTP): Multipurpose Internet Mail Extensions (TCP/IP Network Administration)
• ongoing costs: Economic considerations (Network Troubleshooting Tools)
• online documentation: Sources of Information (Network Troubleshooting Tools)
• only_from parameter (xinetd): Controlling Access with xinetd (TCP/IP Network Administration)
• ooding: Denial of service (Building Internet Firewalls)
• open( ) system call, file locking: What is file locking? (Managing NFS and NIS)
• Open Database Connectivity (ODBC): and Java Database Connectivity ( JDBC) (Building Internet Firewalls) 23.1.2. Open Database Connectivity (ODBC)
• open files limit: Common Syslog Messages (DNS and Bind)
• • Name Server Reports "Too Many Open Files" (DNS and Bind)
• open files, listing for systems: lsof (Network Troubleshooting Tools)
• OPEN messages (BGP): Border Gateway Protocol (TCP/IP Network Administration)
• Open Network Management Systems: Discovery and Mapping Tools (Network Troubleshooting Tools)
• Open Shortest Path First (see OSPF)
• Open Shortest Path First (OSPF): Open Shortest Path First (OSPF) (Building Internet Firewalls)
• open source network management tools: Discovery and Mapping Tools (Network Troubleshooting Tools)
• open standards protocol development: Protocol Standards (TCP/IP Network Administration)
• Open Systems Interconnect Reference Model (see OSI)
• OpenBSD: History of SSH (SSH, The Secure Shell)
• OpenBSD project: ssh (Network Troubleshooting Tools)
• OpenBSD systems: tripwire (Network Troubleshooting Tools)
• • FreeBSD Ports (Network Troubleshooting Tools)
• openness in organizations: Professionalism (Network Troubleshooting Tools)
• OpenNMS suite: NMS Suites (Essential SNMP)
• OpenPGP: S/MIME and OpenPGP (Building Internet Firewalls)
• OpenPGP compliance, need for public-key host authentication: PGP authentication (SSH, The Secure Shell)
• OpenRiver (RiverSoft): NMS Suites (Essential SNMP)
• OpenSSH: History of SSH (SSH, The Secure Shell)
• • OpenSSH (SSH, The Secure Shell)
  • authentication keywords: Authentication (SSH, The Secure Shell)
  • compatibility with SSH-1 and SSH-2 protocols: SSH-1 backward compatibility (SSH, The Secure Shell)
  • compile-time configuration: Compilation Flags (SSH, The Secure Shell)
  • dependencies: Prerequisites (SSH, The Secure Shell)
  • identities: OpenSSH Identities (SSH, The Secure Shell)
  • Kerberos-4 support: Kerberos-4 in OpenSSH (SSH, The Secure Shell)
  • Kerberos-5 Version 4 compatibility mode: Kerberos-4 compatibility mode in Kerberos-5 (SSH, The Secure Shell)
  • Kerberos incompatibility with SSH1: Kerberos-4 compatibility mode in Kerberos-5 (SSH, The Secure Shell)
  • Kerberos support: Compilation Flags (SSH, The Secure Shell)
  • password authentication: PAM (SSH, The Secure Shell)
  • protocol selection: SSH Protocol Selection (SSH, The Secure Shell)
  • server-side problems, PAM: Password authentication (SSH, The Secure Shell)
  • turning on support for Internet Protocol Version 4 (IPv4): Compilation Flags (SSH, The Secure Shell)
• OpenSSH project: ssh (Network Troubleshooting Tools)
• • ssh (Network Troubleshooting Tools)
• openssh ssh tool: Sources for Tools (Network Troubleshooting Tools)
• OpenSSH/2, troubleshooting trusted-host authentication: Trusted-host authentication (SSH, The Secure Shell)
• OpenSSL: Configuring SNMPv3 for Net-SNMP (Essential SNMP)
• • Prerequisites (SSH, The Secure Shell)
  • flagging of the directory path: Compilation Flags (SSH, The Secure Shell)
• OpenSSL (Apache): Using Encryption (TCP/IP Network Administration)
• OpenView: Walking the MIB Tree with OpenView (Essential SNMP)
• • (see also OpenView Network Node Manager)
  • alarm browser: The Alarm Browser (Essential SNMP)
  • command-line interfaces: OpenView Graphing (Essential SNMP)
  • configuring: HP OpenView Agent for HP-UX and Solaris (Essential SNMP)
  • data collection: OpenView Data Collection and Thresholds (Essential SNMP)
  • designing collections: Designing collections (Essential SNMP)
  • disk-space checking script: Disk-Space Checker (Essential SNMP)
  • events (see events)
  • expressions: Using Input and Output Octets (Essential SNMP)
  • extending: Extensible SNMP Agents (Essential SNMP)
  • • OpenView's Extensible Agent (Essential SNMP)
  • get operations: Using HP OpenView to Retrieve Values (Essential SNMP)
  • graphical vs. command-line interface: OpenView Graphing (Essential SNMP)
  • HP Extensible SNMP Agent: SNMP Agents (Essential SNMP)
  • loading MIBs: OpenView's Extensible Agent (Essential SNMP)
  • polling intervals: Configuring Polling Intervals (Essential SNMP)
  • receiving and handling traps: HP OpenView (Essential SNMP)
  • sending traps: Sending Traps with OpenView (Essential SNMP)
  • set operations: Setting a MIB Value (Essential SNMP)
  • tables: Tables (Essential SNMP)
  • thresholds: Creating a threshold (Essential SNMP)
  • throw core script: Throw Core (Essential SNMP)
  • trap-handling daemon (ovtrapd): HP OpenView (Essential SNMP)
  • trapd.conf file: Custom Event Categories (Essential SNMP)
  • • Throw Core (Essential SNMP)
    • Disk-Space Checker (Essential SNMP)
  • trapd.log file: HP OpenView (Essential SNMP)
  • • The Event Categories Display (Essential SNMP)
  • updating graphs: Creating a threshold (Essential SNMP)
  • walk operations: Walking the MIB Tree with OpenView (Essential SNMP)
  • web-based GUI in: Look Ahead (Essential SNMP)
  • xnmgraph: Collecting and Displaying Data with OpenView (Essential SNMP)
  • • Using External Data (Essential SNMP)
• OpenView ITO: NMS Suites (Essential SNMP)
• OpenView Network Node Manager: NMS Suites (Essential SNMP)
• • HP's OpenView Network Node Manager (Essential SNMP)
  • Actions: Adding a Menu to NNM (Essential SNMP)
  • adding custom menus: Adding a Menu to NNM (Essential SNMP)
  • directory structure: HP's OpenView Network Node Manager (Essential SNMP)
  • external data: Using External Data (Essential SNMP)
  • filters: Using OpenView Filters (Essential SNMP)
  • Instant-On license: HP's OpenView Network Node Manager (Essential SNMP)
  • loadhosts utility: The netmon Process (Essential SNMP)
  • loading MIBs: Loading MIBs into OpenView (Essential SNMP)
  • maps: Running NNM (Essential SNMP)
  • • Few Words About NNM Map Colors (Essential SNMP)
  • Menubars: Adding a Menu to NNM (Essential SNMP)
  • Menus: Adding a Menu to NNM (Essential SNMP)
  • netmon daemon process: The netmon Process (Essential SNMP)
  • polling intervals: Configuring Polling Intervals (Essential SNMP)
  • scripts: HP's OpenView Network Node Manager (Essential SNMP)
  • sending messages with: Using NNM for Communications (Essential SNMP)
  • starting and running: Running NNM (Essential SNMP)
  • user profiles: Profiles for Different Users (Essential SNMP)
• operating speeds of interfaces: mrtg configuration file (Network Troubleshooting Tools)
• operating systems: Look Ahead (Essential SNMP)
• • (see also names of specific OS packages)
  • agents in: Managers and Agents (Essential SNMP)
  • choosing: Unix and Linux Bastion Hosts (Building Internet Firewalls)
  • • Which Version of Windows? (Building Internet Firewalls)
    • for bastion host: What Operating System? (Building Internet Firewalls)
  • fixing bugs in: Fix All Known System Bugs (Building Internet Firewalls)
  • identifying for devices: Device Identification (Network Troubleshooting Tools)
  • inconsistent or contradictory packets and: Stack Fingerprinting (Network Troubleshooting Tools)
  • installation of: Start with a Minimal Clean Operating System Installation (Building Internet Firewalls)
  • known behaviors: Stack Fingerprinting (Network Troubleshooting Tools)
  • Linux (see Linux)
  • multiple, proxying and: Why Proxying? (Building Internet Firewalls)
  • NFS daemons and: NFS (Network Troubleshooting Tools)
  • NMS support for: Look Ahead (Essential SNMP)
  • • Network-Management Software (Essential SNMP)
  • OS fingerprinting: Stack Fingerprinting (Network Troubleshooting Tools)
  • proxy-aware: Using Proxy-Aware Operating System Software (Building Internet Firewalls)
  • testing reload of: Testing the Reload of the Operating System (Building Internet Firewalls)
  • Unix (see Unix)
  • Windows (see Windows)
• Operation field, NFS log record: NFS server logging (Managing NFS and NIS)
• operational costs: Economic considerations (Network Troubleshooting Tools)
• operations in SNMP: SNMP Operations (Essential SNMP)
• • SNMP Operations (Essential SNMP)
  • (see also names of specific operations)
• operators in filters: Filtering (Network Troubleshooting Tools)
• • Packet characteristics. (Network Troubleshooting Tools)
• OPIE (One-time Passwords in Everything): OPIE (TCP/IP Network Administration)
• Opkts field (netstat command): The Interface Name (TCP/IP Network Administration)
• option statement (dhcpd): DHCP Options (TCP/IP Network Administration)
• options directive: The Resolver (DNS and Bind)
• • The options Directive (DNS and Bind)
  • options (4.9+) (DNS and Bind)
  • BIND 8/9
  • • options allow-query: Restricting all queries (DNS and Bind)
    • options auth-nxdomain: Other Name Servers Don't Cache Your Negative Answers (DNS and Bind)
    • options cleaning-interval: Cleaning interval (DNS and Bind)
    • options coresize: Changing the core size limit (DNS and Bind)
    • options fetch-glue: Nonrecursive Name Server (DNS and Bind)
    • options files: Changing the open files limit (DNS and Bind)
    • options forwarders: Forwarding (DNS and Bind)
    • options interface-interval: Interface interval (DNS and Bind)
    • options listen-on: Configuring the IPv4 Transport (DNS and Bind)
    • options notify-source: Configuring the IPv4 Transport (DNS and Bind)
    • options query-source: Configuring the IPv4 Transport (DNS and Bind)
    • options recursion: Nonrecursive Name Server (DNS and Bind)
    • options recursive-clients: Limiting the number of clients (DNS and Bind)
    • options rfc2308-type1: Compatibility (DNS and Bind)
    • options serial-queries: Limiting the number of SOA queries (DNS and Bind)
    • options statistics-interval: Statistics interval (DNS and Bind)
    • options transfer-format: More efficient zone transfers (DNS and Bind)
    • options transfer-source: Configuring the IPv4 Transport (DNS and Bind)
    • options transfer-source-v6: Configuring the IPv6 Transport (DNS and Bind)
    • options treat-cr-as-space: Compatibility (DNS and Bind)
  • BIND resolver
  • • options debug: The options Directive (DNS and Bind)
    • • options debug (4.9+) (DNS and Bind)
      • options no-check-names (8.2+) (DNS and Bind)
    • options ndots: The options Directive (DNS and Bind)
    • • options ndots (4.9+) (DNS and Bind)
  • options debug: options attempts (8.2+) (DNS and Bind)
  • • options timeout (8.2+) (DNS and Bind)
    • options rotate (8.2+) (DNS and Bind)
  • options notify-source-v6: Configuring the IPv6 Transport (DNS and Bind)
• Options directive (Apache): Controlling Server Options (TCP/IP Network Administration)
• options directiveBIND 4
• • options query-log: Common Syslog Messages (DNS and Bind)
• options entry (resolv.conf file): The Resolver Configuration File (TCP/IP Network Administration)
• Options field (DHCP): Dynamic Host Configuration Protocol (TCP/IP Network Administration)
• options parameter (gated): The kernel Statement (TCP/IP Network Administration)
• options statement
• • BSD Unix kernel configuration: The options statement (TCP/IP Network Administration)
  • named.conf file: The options Statement (TCP/IP Network Administration)
• OPTIONS variable (sendmail): Running sendmail as a Daemon (TCP/IP Network Administration)
• Oracle Net8: Oracle SQL*Net and Net8 (Building Internet Firewalls)
• Oracle SQL*Net: Oracle SQL*Net and Net8 (Building Internet Firewalls)
• Order directive (Directory containers): Defining Access Controls (TCP/IP Network Administration)
• order_spec option (named): The options Statement (TCP/IP Network Administration)
• org domain: Top-Level Domains (DNS and Bind)
• • The Domain Hierarchy (TCP/IP Network Administration)
• organizational culture in network management: Professionalism (Network Troubleshooting Tools)
• organizational domains (DNS): The Domain Hierarchy (TCP/IP Network Administration)
• organizational types: Obtaining an official network address (TCP/IP Network Administration)
• Organizationally Unique Identifier (OUI): arp (Network Troubleshooting Tools)
• origin, appending to domain names: Appending Domain Names (DNS and Bind)
• $ORIGIN control statement: Organizing Your Files (DNS and Bind)
• • Creating a Subdomain in the Parent's Zone (DNS and Bind)
  • Master File Format (DNS and Bind)
  • changing default origin with: Changing the Origin in a Zone Data File (DNS and Bind)
• $ORIGIN directive (zone files): The $ORIGIN directive (TCP/IP Network Administration)
• • Zone File Records (TCP/IP Network Administration)
• os category: BIND 8 categories (DNS and Bind)
• OS fingerprinting (see stack fingerprinting)
• OS/390 operating system: NMS Suites (Essential SNMP)
• EthOS option (Net-SNMP): Common Command-Line Arguments (Essential SNMP)
• OSI (Open Systems Interconnect)
• • Data Communications Model (TCP/IP Network Administration)
  • Application Layer: Data Communications Model (TCP/IP Network Administration)
  • Data Link Layer: Data Communications Model (TCP/IP Network Administration)
  • layers: Data Communications Model (TCP/IP Network Administration)
  • Network Layer: Data Communications Model (TCP/IP Network Administration)
  • network protocol: Lightweight Directory Access Protocol (LDAP) (Managing NFS and NIS)
  • Physical Layer: Data Communications Model (TCP/IP Network Administration)
  • Presentation Layer: Data Communications Model (TCP/IP Network Administration)
  • Session Layer: Data Communications Model (TCP/IP Network Administration)
  • TI-RPC and: Socket RPC and Transport Independent RPC (Managing NFS and NIS)
  • Transport Layer: Data Communications Model (TCP/IP Network Administration)
  • transport protocol: Lightweight Directory Access Protocol (LDAP) (Managing NFS and NIS)
• OSPF (Open Shortest Path First): Open Shortest Path First (OSPF) (Building Internet Firewalls)
• • Application Layer (TCP/IP Network Administration)
  • Protocol and port filtering. (Network Troubleshooting Tools)
  • nemesis (Network Troubleshooting Tools)
  • Routing (Network Troubleshooting Tools)
  • designated routers: Open Shortest Path First (TCP/IP Network Administration)
  • directional graphs: Open Shortest Path First (TCP/IP Network Administration)
  • equal-cost multi-path routing: Open Shortest Path First (TCP/IP Network Administration)
  • Hello packets: Open Shortest Path First (TCP/IP Network Administration)
  • hierarchy of routing areas: Open Shortest Path First (TCP/IP Network Administration)
  • link-state database: Open Shortest Path First (TCP/IP Network Administration)
  • LSA (Link-State Advertisement): Open Shortest Path First (TCP/IP Network Administration)
  • overview: Interior Routing Protocols (TCP/IP Network Administration)
  • polling and: OpenView Graphing (Essential SNMP)
  • security: Open Shortest Path First (TCP/IP Network Administration)
• ospf statement (gated): The ospf Statement (TCP/IP Network Administration)
• ospf_monitor tool: Routing (Network Troubleshooting Tools)
• ossh: Table of Products (SSH, The Secure Shell)
• OSTYPE macro (sendmail): Building a sendmail.cf with m4 macros (TCP/IP Network Administration)
• • sendmail Macros (TCP/IP Network Administration)
  • OSTYPE (TCP/IP Network Administration)
• other parameter (gated): The kernel Statement (TCP/IP Network Administration)
• OTP system: One-Time Password Software (Building Internet Firewalls)
• OUI (Organizationally Unique Identifier): arp (Network Troubleshooting Tools)
• out-of-order packets: tcpflow (Network Troubleshooting Tools)
• out of zone resource records: Name Server Behavior (DNS and Bind)
• outages: Outages (DNS and Bind)
• outbound
• • finger requests: finger (Building Internet Firewalls)
  • packets: Be Careful of "Inbound" Versus "Outbound" Semantics (Building Internet Firewalls)
  • • filtering rules for: It Should Apply Rules Separately to Incoming and Outgoing Packets, on a Per-Interface Basis (Building Internet Firewalls)
    • Telnet: Outbound Telnet Service (Building Internet Firewalls)
• outbound octets (see ifOutOctets object)
• outcomes of performance measurement: General steps (Network Troubleshooting Tools)
• outdelay parameter (gated): The bgp Statement (TCP/IP Network Administration)
• output
• • hping output: hping (Network Troubleshooting Tools)
  • labeling OIDs in: OpenView Graphing (Essential SNMP)
  • MRTG: Using MRTG (Essential SNMP)
  • plotting with xplot: tcptrace (Network Troubleshooting Tools)
  • retrieving and using text labels in: OpenView Graphing (Essential SNMP)
  • returning in Net-SNMP: Net-SNMP (Essential SNMP)
  • SNMP formatted output: Configuration and options (Network Troubleshooting Tools)
  • SNMP redirected output: Agents and traps (Network Troubleshooting Tools)
  • SNMP tables: snmpgetnext, snmpwalk, and snmptable (Network Troubleshooting Tools)
  • SystemEDGE requirements: Extensibility for Unix and Windows (Essential SNMP)
  • tables: Tables (Essential SNMP)
  • tcpdump files: Using tcpdump (Network Troubleshooting Tools)
  • • tcpshow (Network Troubleshooting Tools)
  • writing to files: snmpdelta (Essential SNMP)
• outside zone message: Common Syslog Messages (DNS and Bind)
• ovdumpevents file: HP OpenView (Essential SNMP)
• overengineering networks: Legal and ethical considerations (Network Troubleshooting Tools)
• • Bottleneck analysis (Network Troubleshooting Tools)
• overload-bit parameter (gated): The isis Statement (TCP/IP Network Administration)
• overloaded networks: Link lights (Network Troubleshooting Tools)
• overriding sender addresses (sendmail): The sendmail Command (TCP/IP Network Administration)
• oversized packets: Ping of Death (Network Troubleshooting Tools)
• ovfiltercheck utility (OpenView): FilterExpressions (Essential SNMP)
• OV_Node_Down event: Using NNM's Event Configurations (Essential SNMP)
• • Log messages, notifications, and automatic actions (Essential SNMP)
• ovtrapd utility (OpenView): HP OpenView (Essential SNMP)
• owner name is invalid message: Common Syslog Messages (DNS and Bind)
• owners of processes, listing: lsof (Network Troubleshooting Tools)
• Anonymous Tutorial Support email address: Audience (Network Troubleshooting Tools)

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