1      Definition

An Item containing the specification of the Item or Process (or their IDs) to be Discovered.

2      Functional Requirements

Discovery Request includes the Item or (its ID) of which Authentication is requested and other information proper of the Discovery Qualifier.

Examples of the object of a Discovery Request are:

  1. An Item with specific characteristics.
  2. A Process performing specific functions.

3      Syntax

https://schemas.mpai.community/MMM4/V1.1/data/Discovery.json

4      Semantics

Label Size Description
Header N1 Bytes Discovery Header
– Standard-Discovery 9 Bytes The characters “MMM-DIS-V”
– Version N2 Bytes Major version – 1 or 2 characters
– Dot-separator 1 Byte The character “.”
– Subversion N3 Byte Minor version – 1 or 2 characters
M-InstanceID N4 Bytes Identifier of M-Instance.
DiscoveryData N5 Bytes Identifier of Discovery Qualifier.
– DiscoveryQualifier N6 Bytes Qualifier of Discovery Item
– DiscoveryDataLength N7 Bytes Length of Discovery Data
– DiscoveryDataURI N8 Bytes URI of Discovery Data
DescrMetadata N9 Bytes Descriptive Metadata