Device Identifier

Any device that connects to the IMPACT IoT platform must have a MQTT Client Identifier that is unique across the system; which means it must be globally unique.

Below are examples that can be used for the MQTT Client Identifier.
Note: The Client Identifier must not be longer than 23 characters.
Device ID type Format
Serial Number

Serial number, MAC address, or free form

Examples:

  • XX24MAC111
  • AA:BB:CC:11:22:33
IMEI (International Mobile Equipment Identity)

15 digit IMEI Number

Example: 990000862471854
OPS

OUI:Product Class:Serial Number

Example: 00085D:6865i:123456789 with the separator defined in the system property ops.
MEID (Mobile Equipment Identity) 14 digit hexadecimal MEID number
ESN (Electronic Serial Number) 8 digit hexadecimal number
URN
  • urn:dev:ops:OUI-Product Class-Serial Number
    • Example: urn:dev:ops:000085D-6865i-123456789
  • urn:dev:os:OUI-serial number
    • Example: urn: dev:os:00085D-123456789
  • urn:imei: 15 digit IMEI number
    • Example: urn:imei:355379040000059
  • urn:meid: 14 digit hexadecimal MEID number
    • Example: urn:meid:ff000024000000
  • urn:esn: ESN
    • Example: urn:esn:1234567F
  • urn:uuid:UUDI (Universal Unique Identifier)