The following table provides default information about the Command Elements contained in the C-ECHO-REQUEST Command Set.
In the column headings the following abbreviations apply:
VR = Value Representation
VM = Value Multiplicity
In the Usage column the following abbreviations apply:
U = Use is a service user option.
C = Conditional
M = Mandatory
For more information about Value Representations, refer to Default Value Representation Table.
To see a list of the default tag constants for the command sets data elements, refer to Data Element Tag Constants for the Command Sets
Tag |
Name |
VR |
VM |
Usage |
0x00000002 |
Affected SOP Class UID |
UI |
1 |
M = UID_VERIFICATION_CLASS |
0x00000100 |
Command Field |
US |
1 |
0x0030 |
0x00000110 |
Message ID |
US |
1 |
M |
0x00000800 |
Data Set Type |
US |
1 |
COMMAND_DATASET_ABSENT |
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