Wi-Fi Agile Multiband Technical Specification v1.4
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Used with the permission of Wi-Fi Alliance under the terms as stated in this document.
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Table of contents
1 INTRODUCTION .......................................................................................................................................................... 5
1.1 Scope ............................................................................................................................................................ 5
1.2 References .................................................................................................................................................... 5
1.3 Definitions and acronyms .............................................................................................................................. 5
1.3.1 Shall/should/may/might word usage ................................................................................................ 5
1.3.2 Conventions ..................................................................................................................................... 5
1.3.3 Definitions ........................................................................................................................................ 6
1.3.4 Abbreviations and acronyms ............................................................................................................ 6
2 ARCHITECTURE AND REQUIREMENTS ................................................................................................................... 8
2.1 Components .................................................................................................................................................. 8
2.2 Topology ....................................................................................................................................................... 8
2.3 Requirements ................................................................................................................................................ 9
2.3.1 Baseline requirements ..................................................................................................................... 9
2.3.2 Wi-Fi Agile Multiband specific requirements .................................................................................... 9
2.3.3 Required IEEE 802.11 capabilities ................................................................................................ 10
2.3.4 Required IEEE 802.11 functionality for Wi-Fi Agile Multiband APs and STAs .............................. 11
3 WI-FI AGILE MULTIBAND PROTOCOL .................................................................................................................... 13
3.1 Introduction ................................................................................................................................................. 13
3.2 Channel and Band Indication and Preference ............................................................................................ 13
3.3 Cellular data capability indication ................................................................................................................ 14
3.4 Beacon report .............................................................................................................................................. 14
3.5 BSS transition management ....................................................................................................................... 16
3.5.1 BSS Transition Information request ............................................................................................... 16
3.5.2 AP BSS Transition Solicitation ....................................................................................................... 17
3.6 Association Disallowed Indication ............................................................................................................... 19
3.7 Fast BSS Transition .................................................................................................................................... 19
3.8 MBO Capability Indication attribute ............................................................................................................. 19
4 INFORMATION ELEMENTS, ATTRIBUTES AND FRAME FORMATS..................................................................... 20
4.1 MBO-OCE Information Element .................................................................................................................. 20
4.2 MBO attributes ............................................................................................................................................ 20
4.2.1 MBO AP Capability Indication attribute .......................................................................................... 21
4.2.2 Non-preferred Channel Report attribute ........................................................................................ 21
4.2.3 Cellular Data Capabilities attribute ................................................................................................. 22
4.2.4 Association Disallowed attribute .................................................................................................... 23
4.2.5 Cellular Data Connection Preference attribute .............................................................................. 24
4.2.6 Transition Reason Code attribute .................................................................................................. 24
4.2.7 Transition Rejection Reason Code attribute .................................................................................. 25
4.2.8 Association Retry Delay attribute ................................................................................................... 26
4.3 MBO ANQP-elements ................................................................................................................................. 26
4.3.1 MBO Query List .............................................................................................................................. 27
4.3.2 Cellular Data Connection Preference Subtype .............................................................................. 27
4.3.3 Neighbor Report in ANQP .............................................................................................................. 27
4.4 WNM-Notification Request frame ............................................................................................................... 27
4.4.1 Non-preferred Channel Report subelement ................................................................................... 28
4.4.2 Cellular Data Capabilities subelement ........................................................................................... 28
APPENDIX A (INFORMATIVE) EXAMPLES OF NON-PREFERRED CHANNEL REPORT ATTRIBUTE....................... 30
A.1 Example 1 of Non-Preferred Channel Report attribute: .............................................................................. 30
A.2 Example 2 of Non-Preferred Channel Report attribute: .............................................................................. 30
APPENDIX B (INFORMATIVE)EXAMPLE GAS QUERY USING ANQP QUERY LIST AND MBO QUERY LIST ........... 31
