An Application Context Item shall be made of a sequence of mandatory fields followed by a variable length field. Table 9-12 shows the sequence of the mandatory fields.
Table 9-12 APPLICATION CONTEXT ITEM FIELDS
|Item bytes||Field name||Description of field|
|2||Reserved||This reserved field shall be sent with a value 00H but not tested to this value when received.|
|3-4||Item-length||This Item-length shall be the number of bytes from the first byte of the following field to the last byte of the Application-context-name field. It shall be encoded as an unsigned binary number.|
|5-xxx||Application-context-name||A valid Application-context-name shall be encoded as defined in Annex F. For a description of the use of this field see Section 220.127.116.11. Application-context-names are structured as UIDs as defined in PS 3.5 (see Annex A for an overview of this concept). DICOM Application-context-names are registered in PS 3.7.|