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[The Signature property is available for use in the operating systems specified in the Requirements section. It may be altered or unavailable in subsequent versions. Instead, use the DiskSignature property.]
Specifies the signature for the Physical Disk resource. The following table summarizes the attributes of the Signature property.
| Attribute | Value | 
|---|---|
| Data type | DWORD | 
| Access | Read/write | 
| Status | Required | 
| Structure | CLUSPROP_DWORD | 
| Minimum | 0 | 
| Maximum | 0xFFFFFFFF | 
| Default | 0 | 
Remarks
The Signature property specifies an identifier for the disk.
Examples
The property value portion of a property list entry for Signature can be set with the following example code.
DWORD          SignatureData = 12343;
CLUSPROP_DWORD SignatureValue;
SignatureValue.Syntax.dw = CLUSPROP_SYNTAX_LIST_VALUE_DWORD;
SignatureValue.cbLength  = sizeof(DWORD);
SignatureValue.dw        = SignatureData;
Requirements
| Minimum supported client | None supported | 
| Minimum supported server | Windows Server 2003 Enterprise, Windows Server 2003 Datacenter | 
| End of server support | Windows Server 2003 Datacenter, Windows Server 2003 Enterprise |