Introduction
    What is Helix?
    Audience for this Guide
    How This Manual Is Organized
    Conventions Used in This Guide
    Additional RealNetworks Resources

1 Overview
    Configuration File Basics
       Elements of the Configuration File
       Alternative Configuration Files
       Security
       Backup Configuration File
    Configuration File Text Editing Guidelines
       Helix Administrator Exit
       Multiple Servers
       Correct Syntax
       Helix Universal Server Restart
    Configuration File Syntax
       XML Declaration Tag
       Comment Tags
       List Tags
       Variable Tags

2 Paths, Ports, and Passwords
    Paths
       Windows Variables
       Var: LogPath
          Tag Syntax
          Possible Values
          Example
       Var: ErrorLogPath
          Tag Syntax
          Possible Values
          Example
       Var: PluginDirectory
          Tag Syntax
          Possible Values
          Example
       Var: SupportPluginDirectory
          Tag Syntax
          Possible Values
          Example
       Var: LicenseDirectory
          Tag Syntax
          Possible Values
          Example
       UNIX Variables
       Var: PidPath
          Tag Syntax
          Possible Values
          Example
    Ports
       Var: RTSPPort
          Tag Syntax
          Possible Values
          Example
       Var: PNAPort
          Tag Syntax
          Possible Values
          Example
       Var: HTTPPort
          Tag Syntax
          Possible Values
          Example
       Var: MMSPort
          Tag Syntax
          Possible Values
          Example
       Var: MonitorPort
          Tag Syntax
          Possible Values
          Example
       Var: AdminPort
          Tag Syntax
          Possible Values
          Example
    Passwords
       Var: MonitorPassword
          Tag Syntax
          Possible Values
          Example

3 File Systems Section
    Why the File Systems Section is So Large
    Features Contained in the File System Section
    FSMount Sample
       List: FSMount
          Registry Value
          Example

4 On-Demand Streaming Mount Points
    On-Demand Streaming Mount Point Sample
       List: RealSystem Content
          Registry Value
          Example
       Var: BasePath
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example

5 Network File System Mount Point
    Dependencies
    Network File System Mount Point Sample
       List: RealSystem Network Content
          Registry Value
          Example
       Var: BasePath
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example

6 Secure Content Mount Points
    Secure Content Sample
       List: RealSystem Secure Content
          Registry Value
          Example
       Var: BasePath
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: ShortName
          Tag Syntax
          Possible Values

7 Helix Administrator
    Helix Administrator Sample
       List: RealSystem Administrator HTML
          Registry Value
          Example
       Var: BasePath
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       List: RealSystem Administrator DOCS
          Registry Value
          Example
       Var: BasePath
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       List: RealSystem Administrator IMAGES
          Registry Value
          Example
       Var: BasePath
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       List: RealSystem Administrator JAVAMONITOR
          Registry Value
          Example
       Var: BasePath
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       List: RealSystem Administrator SSI
          Registry Value
          Example
       Var: BaseMountPoint
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       List: TagHandlers
          Registry Value
          Example
       Var: h1
          Tag Syntax
          Possible Values
          Example
       Var: h2
          Tag Syntax
          Possible Values
          Example
       List: RealSystem Administrator Files
          Registry Value
          Example
       Var: BaseMountPoint
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: Realm
          Tag Syntax
          Possible Values
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example

8 Encoders
    RealNetworks Encoders
       Samples
       List: Encoder Admin File System
          Registry Value
          Example
       List: RealSystem G2 Encoders
          Registry Value
          Example
       List: Pre-RealSystem G2 Encoders
          Registry Value
          Example
       Var:ShortName
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: PortRange
          Tag Syntax
          Default Values
          Example
       Var: Realm
          Tag Syntax
          Default Values
          Example
       Var: Port
          Tag Syntax
          Default Values
          Example
       Var: EncoderRealm
          Tag Syntax
          Possible Values
          Example
       Var: Password
          Tag Syntax
          Possible Values
          Example
    QuickTime and RTP Encoders
       Samples
       List: QuickTime Encoders
          Registry Value
          Example
       List: RTP Encoders
          Registry Value
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: BaseMountPoint
          Tag Syntax
          Possible Values
          Example
       Var: ConnectionTimeout
          Tag Syntax
          Possible Values
          Example
       Var: RTPBYETimeout
          Tag Syntax
          Possible Values
          Example
       Var: EmulateEncoderModel
          Tag Syntax
          Possible Values
          Example
       Var: DirectoryScanInterval
          Tag Syntax
          Possible Values
          Example
    Windows Media Encoders
       Dependencies
       Samples
       Var: HTTPPort
          Tag Syntax
          Possible Values
          Example
       List: Windows Media Live Broadcast Source
          Registry Value
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       List: Sources
          Registry Value
          Example
       List: Source Name
          Registry Value
          Example
       Var: Host
          Tag Syntax
          Possible Values
          Example
       Var: Port
          Tag Syntax
          Default Values
          Example
       Var: StreamName
          Tag Syntax
          Default Values
          Example

9 Ramgen
    Ramgen Samples
       List: RAM File Generator
          Registry Value
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example

10 View Source
    View Source Mount Point
       List: View Source File System
          Registry Value
          Example
       Var:ShortName
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       List: View Source Tag File System
          Registry Value
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: BaseMountPoint
          Tag Syntax
          Possible Values
          Example
       List: TagHandlers
          Registry Value
          Example
       List: ViewSource Tag Handler
          Registry Value
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
    View Source Configuration
       List: ViewSourceConfiguration
          Registry Value
          Example
       Var: ViewSourceLongName
          Tag Syntax
          Possible Values
          Example
       List: Path Name
          Registry Value
          Example
       Var: AllowViewSource
          Tag Syntax
          Possible Values
          Example
       Var: HidePaths
          Tag Syntax
          Possible Values
          Example
    Content Browsing
       List: ContentBrowsing
          Registry Value
          Example
       List: BrowsableMountPoints
          Registry Value
          Example
       Var: Mount_x
          Tag Syntax
          Possible Values
          Example
       List: IndexExtensions
          Registry Value
          Example
       Var: Ext_x
          Tag Syntax
          Possible Values
          Example

11 Ad Streaming

12 Multicasting
    SAP Information
       Samples
       List: SAP
          Registry Value
          Example
       Var: ListenAnnouncement
          Tag Syntax
          Possible Values
          Example
       Var: SendAnnouncementEnabled
          Tag Syntax
          Possible Values
          Example
       Var: HostAddress
          Tag Syntax
          Possible Values
          Example
    Back-Channel Multicasting
       Samples
       List: Multicast
          Registry Value
          Example
       Var: Enabled
          Tag Syntax
          Possible Values
          Example
       Var: AnnounceSAP
          Tag Syntax
          Possible Values
          Example
       Var: PNAPort
          Tag Syntax
          Possible Values
          Example
       Var: RTSPPort
          Tag Syntax
          Possible Values
          Example
       Var: TTL
          Tag Syntax
          Possible Values
          Example
       Var: Resend
          Tag Syntax
          Possible Values
          Example
       Var: AddressRange
          Tag Syntax
          Possible Values
          Example
       Var: DeliveryOnly
          Tag Syntax
          Possible Values
          Example
       List: ControlList
          Registry Value
          Example
       List: Rule Number
          Registry Value
          Example
       Var: Allow
          Tag Syntax
          Possible Values
          Example
    Scalable Multicasting
       Samples
       List: Scalable Multicast
          Registry Value
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       List: Sources
          Registry Value
          Example
       List: List Name
          Registry Value
          Example
       Var: VirtualPath
          Tag Syntax
          Possible Values
          Example
       Var: Enabled
          Tag Syntax
          Possible Values
          Example
       Var: ReuseAddress
          Tag Syntax
          Possible Values
          Example
       Var: AddressRange
          Tag Syntax
          Possible Values
          Example
       Var: PortRange
          Tag Syntax
          Possible Values
          Example
       Var: AnnounceSAP
          Tag Syntax
          Possible Values
          Example
       Var: TTL
          Tag Syntax
          Possible Values
          Example
       Var: Timeout
          Tag Syntax
          Possible Values
          Example
       Var: ShiftToUnicast
          Tag Syntax
          Possible Values
          Example
       Var: AlternateURL
          Tag Syntax
          Possible Values
          Example
       Var: SendClientStatistics
          Tag Syntax
          Possible Values
          Example
       Var: WebServerAddress
          Tag Syntax
          Possible Values
          Example
       Var: WebServerPort
          Tag Syntax
          Possible Values
          Example
       Var: WebServerCGIPath
          Tag Syntax
          Possible Values
          Example
    Windows Media Multicasting
       List: Windows Media Multicast
          Registry Value
          Example
       Var: NSCFilePath
          Tag Syntax
          Possible Values
          Example
       List: Channels
          Registry Value
          Example
       List: Channel Name
          Registry Value
          Example
       Var: AlternateURL
          Tag Syntax
          Possible Values
          Example
       Var: ClientStatisticsURL
          Tag Syntax
          Possible Values
       Var: Description
          Tag Syntax
          Possible Values
          Example
       Var: Disabled
          Tag Syntax
          Possible Values
          Example
       Var: MulticastAddress
          Tag Syntax
          Possible Values
          Example
       Var: Port
          Tag Syntax
          Possible Values
          Example
       Var: TTL
          Tag Syntax
          Possible Values
          Example
       List: Sources
          Registry Value
          Example
       List: Source Number
          Registry Value
          Example
       Var: Filename
          Tag Syntax
          Possible Values
          Example
       Var: LiveFilePath
          Tag Syntax
          Possible Values
          Example
       Var: SourceName
          Tag Syntax
          Possible Values
          Example

13 Content Caching
    Dependencies
    Content Caching Sample
       Var: UseContentDistribution
          Tag Syntax
          Possible Values
          Example
       Var: ContentPublisher
          Tag Syntax
          Possible Values
          Example
       Var: AuthenticationRealm
          Tag Syntax
          Possible Values
          Example
       List: RealSystem Cache Filesystem
          Registry Value
          Example
       Var: CacheShortName
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       List: RNCache Local File System
          Registry Value
          Example
       Var: BasePath
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       List: RNCache
          Registry Value
          Example
       Var: CacheMountPoint
          Tag Syntax
          Possible Values
          Example
       Var: Enabled
          Tag Syntax
          Possible Values
          Example
       Var: MaxCacheSizeMB
          Tag Syntax
          Possible Values
          Example
       List: ContentSubscription
          Registry Value
          Example
       Var: Enabled
          Tag Syntax
          Possible Values
          Example
       List: Publishers
          Registry Value
          Example
       List: String
          Registry Value
          Example
       Var: Host
          Tag Syntax
          Possible Values
          Example
       Var: Port
          Tag Syntax
          Possible Values
          Example
       Var: UserName
          Tag Syntax
          Possible Values
          Example
       Var: Password
          Tag Syntax
          Possible Values
          Example
       List: Rules
          Registry Value
          Example
       List: Integer
          Registry Value
          Example
       Var: EnableRule
          Tag Syntax
          Possible Values
          Example
       Var: Rule
          Tag Syntax
          Possible Values
          Example
       List: Publishers
          Registry Value
          Example
       Var: Integer
          Tag Syntax
          Possible Values
          Example
       Var: TSEnable
          Tag Syntax
          Possible Values
          Example
       Var: TSLog
          Tag Syntax
          Possible Values
          Example
       Var: TSLogPath
          Tag Syntax
          Possible Values
          Example
       Var: TSPort
          Tag Syntax
          Possible Values
          Example

14 Redundancy
    Broadcast Redundancy
       List: RealSystem Broadcast Redundancy
          Registry Value
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
       List: RealSystem Broadcast Redundancy Plugin
          Registry Value
          Example
       Var: Enabled
          Tag Syntax
          Possible Values
          Example
       Var: SeparatorCharacter
          Tag Syntax
          Possible Values
          Example
       Var: LiveSourceTimeout
          Tag Syntax
          Possible Values
          Example
       Var: Reconnect
          Tag Syntax
          Possible Values
          Example
       Var: ErrorMessage
          Tag Syntax
          Possible Values
          Example
    Server Alternates
       Backward Compatibility
       Dependencies
       Samples
       List: ServerAlternates
          Registry Value
          Example
       List: Alternates
          Registry Value
          Example
       List: Alternate Name
          Registry Value
          Example
       Var: Host
          Tag Syntax
          Possible Values
          Example
       Var: Port
          Tag Syntax
          Possible Values
          Example
       List: RedirectRules
          Registry Value
          Example
       List: Rule Number
          Registry Value
          Example
       Var: Rule
          Tag Syntax
          Possible Values
          Example
       List: Alternates
          Registry Value
          Example
       Var: Number
          Tag Syntax
          Possible Values
          Example
       List: ExcludePaths
          Registry Value
          Example
       Var: Path_X
          Tag Syntax
          Possible Values
          Example

15 Splitting
    Splitting Mount Point
       List: RealSystem Broadcast Distribution
          Registry Value
          Example
       Var: ShortName
          Tag Syntax
          Possible Values
          Example
       Var: MountPoint
          Tag Syntax
          Possible Values
          Example
    Transmitter Settings
       List: BroadcastDistribution
          Registry Value
          Example
       Var: SourceName
          Tag Syntax
          Possible Values
          Example
       List: Destinations
          Registry Value
          Example
       List: Destination Name
          Registry Value
          Example
       Var: AcquisitionDataInterval
          Tag Syntax
          Possible Values
          Example
       Var: Address
          Tag Syntax
          Possible Values
          Example
       Var: FECLevel
          Tag Syntax
          Possible Values
          Example
       Var: LocalAddress
          Tag Syntax
          Possible Values
          Example
       Var: PathPrefix
          Tag Syntax
          Possible Values
          Example
       Var: PortRange
          Tag Syntax
          Possible Values
          Example
       Var: Protocol
          Tag Syntax
          Possible Values
          Example
       Var: RelayMode
          Tag Syntax
          Possible Values
          Example
       Var: ResendSupported
          Tag Syntax
          Possible Values
          Example
       Var: SureStreamAware
          Tag Syntax
          Possible Values
          Example
       Var: TTL
          Tag Syntax
          Possible Values
          Example
       Var: RedundancySendInterval
          Tag Syntax
          Possible Values
          Example
       Var: SessionTimeout
          Tag Syntax
          Possible Values
          Example
       List: Security
          Registry Value
          Example
       Var: Type
          Tag Syntax
          Possible Values
          Example
       Var: Password
          Tag Syntax
          Possible Values
          Example
       List: Pull Settings
          Registry Value
          Example
       List: Source Name
          Registry Value
          Example
       Var: ListenPort
          Tag Syntax
          Default Values
          Example
       Var: LocalAddress
          Tag Syntax
          Possible Values
          Example
       Var: PathPrefix
          Tag Syntax
          Possible Values
          Example
       Var: SureStreamAware