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<registry xmlns="http://www.iana.org/assignments" id="ieee-std-802.15.4-ietf-ie-subtype-ids">
  <title>IEEE Std 802.15.4 IETF IE Subtype IDs</title>
  <created>2017-03-09</created>
  <updated>2021-06-01</updated>
  
  <registry id="ieee-std-802.15.4-ietf-ie-subtype-ids-1">
    <title>IEEE Std 802.15.4 IETF IE Subtype IDs</title>
    <xref type="rfc" data="rfc8137"/>
    <registration_rule>Expert Review</registration_rule>
    <expert>Tero Kivinen, Pat Kinney</expert>
    <record date="2017-03-08">
      <value>0</value>
      <subtype_id>Reserved</subtype_id>
      <xref type="rfc" data="rfc8137"/>
    </record>
    <record date="2018-08-20">
      <value>1</value>
      <subtype_id>SUBID_6TOP</subtype_id>
      <xref type="rfc" data="rfc8480"/>
    </record>
    <record date="2020-03-19">
      <value>2</value>
      <subtype_id>6tisch-Join-Info</subtype_id>
      <xref type="rfc" data="rfc9032"/>
    </record>
    <record date="2017-03-08">
      <value>3-200</value>
      <subtype_id>Unassigned</subtype_id>
    </record>
    <record date="2017-03-08">
      <value>201-255</value>
      <subtype_id>Reserved for Experimental Use</subtype_id>
      <xref type="rfc" data="rfc8137"/>
    </record>
  </registry>
</registry>
