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The following syntax is simplified from Managed Object Format (MOF) code and includes all inherited properties. Properties are listed in alphabetic order, not MOF order.


class MSFT_SIPPoolExtData
  [key] string Backend;
  [key] string InstanceID;
  string Name;
  string Value;


This class does not define any methods.


The MSFT_SIPPoolExtData class has the following properties.


Data type: [key] string

Access type: Read-only

Must be empty when accessing data from Edge Server or Proxy Server roles. Required when accessing data from any role that belongs to a pool.

The computer name (either the FQDN or NetBIOS name) and SQL Server instance name of the Office Communications Server 2007, back-end database (configuration data is stored in the same SQL instance as user data, but in a different database). Indicates where this class is stored, which varies depending on the server role.

Server Role

Acceptable Values

Enterprise Edition


Standard Edition


Access Edge Server and Forwarding Proxy

Empty string


Data type: [key] string

Access type: Read-only

Optional. A GUID value that uniquely identifies an instance of this class.

The GUID must be encapsulated between the "{" and "}" braces; for example: "{01234567-0123-4567-89AB-CDEF01234567}".


Data type: string

Access type: Read/Write


The value of this property is not case-sensitive.

The maximum length of the string is 64 characters.


Data type: string

Access type: Read/Write


The value of this property is not case-sensitive.


This class gets and sets information at the following level(s): SQL.

Instances of this class support the following interface methods:

  • Provider::DeleteInstance();

  • Provider::EnumerateInstances();

  • Provider::GetObject();

  • Provider::PutInstance();

    Where PutInstance() supports the following flag(s):





Server: Installed on computers serving the following role(s): Administrative Tools Server, Audio/Video Conferencing Server, Front End Server, Web Components Server, Web Conferencing Server.

Namespace: Defined in \root\cimv2.