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Recommended High-Availability Techniques for Specific Services

The three high-availability techniques that Siebel supports are server clustering, load balancing, and resilient processing. Table 7 lists the recommended high-availability technique for specific Siebel Enterprise deployment services:

• Preferred. Indicates that more than one high-availability technique is supported for this function, but this is the preferred technique and should be used wherever possible.
• Supported. Indicates a high-availability technique is supported for this function. This technique can be used if local conditions prevent using the preferred technique.
• Blank. The high-availability techniques in the table are not available for this component.

  Table 7.  High-Availability Support Matrix for Siebel Components

  Component	Clustering	Load Balancing	Resilient Processing
  Gateway Name Server database (siebns.dat)	Preferred
  Application Object Managers	Supported	Preferred
  Communications Manager	Supported		Preferred
  CORBA Object Manager	Supported		Preferred
  Dynamic Assignment	Preferred
  Siebel Configurator	Supported	Preferred. Uses own load balancing method
  eDocument Server	Supported1		Preferred
  Pricer	Supported		Preferred
  EAI (adapters and connectors)	Supported	Preferred, whenever possible2	Supported
  EAI Object Manager	Supported	Preferred
  Field Service	Supported		Preferred
  File System Manager	Supported		Preferred
  Interactive Assignment	Supported		Preferred
  MQ Series Receiver	Preferred
  Replication Agent	Preferred
  SAP BAPI Integration	Preferred
  SAP IDOC Receiver	Preferred
  SAP IDOC Receiver for MQ	Preferred
  Server Request Broker	Supported		Preferred
  Server Request Processor	Supported		Preferred
  Siebel File System	Supported
  Siebel Marketing	Supported		Preferred
  Siebel Remote	Preferred
  Workflow Monitor	Preferred
  Workflow Process Manager	Supported		Preferred

  1Supported as long as Microsoft Office has been installed on all clustered nodes. This is particularly helpful in smaller deployments. 2There are so many different types of EAI deployments that providing a one-size-fits-all recommendation is not practical. For information about the best approach for your deployment, consult Siebel Expert Services.