C-ECHO-REQUEST Default Table

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.

For 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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