DICOM PS3.7 2020d - Message Exchange

9.3.4 C-MOVE Protocol (Current)
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### 9.3.4 C-MOVE Protocol

The information necessary for the C-MOVE request and indication DIMSE-C primitives are conveyed in the C-MOVE-RQ Message. The information necessary for the C-MOVE response and confirmation DIMSE-C primitives are conveyed in the C-MOVE-RSP Message. The information necessary for the C-MOVE Cancel request and Cancel indication primitives are conveyed in the C-CANCEL-MOVE-RQ Message.

#### 9.3.4.1 C-MOVE-RQ

The C-MOVE-RQ Message contains fields as defined in Table 9.3-9. Each field shall conform to DICOM encoding and Value Representation as defined in PS3.5. Fields are required as specified in the C-MOVE service definition unless otherwise noted in Table 9.3-9. Fields not specified in the C-GET-MOVE service definition but present in Table 9.3-9 are required by the DIMSE-C protocol.

Table 9.3-9. C-MOVE-RQ Message Fields

Message Field | Tag | VR | VM | Description of Field
--- | --- | --- | --- | ---
Command Group Length | (0000,0000) | UL | 1 | The even number of bytes from the end of the value field to the beginning of the next group.
Affected SOP Class UID | (0000,0002) | UI | 1 | SOP Class UID associated with this operation.
Command Field | (0000,0100) | US | 1 | This field distinguishes the DIMSE-C operation conveyed by this Message. The value of this field shall be set to 0021H for the C-MOVE-RQ Message.
Message ID | (0000,0110) | US | 1 | Implementation-specific value that distinguishes this Message from other Messages.
Priority | (0000,0700) | US | 1 | The priority shall be set to one of the following values: LOW = 0002H MEDIUM = 0000H HIGH = 0001H
Command Data Set Type | (0000,0800) | US | 1 | This field indicates that a Data Set is present in the Message. It shall be set to any value other than 0101H (Null).
Move Destination | (0000,0600) | AE | 1 | Shall be set to the DICOM AE Title of the destination DICOM AE to which the C-STORE sub-operations are being performed.
Identifier | (no tag) | - | - | A Data Set that encodes the Identifier to be matched. See Section 9.1.4.1.6.

### Note

Implementations that require compatibility to previous versions of this Standard must set the Command Data Set Type (0000,0800) Field to 0102H (Identifier).

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DICOM PS3.7 2020d - Message Exchange