2.2.1.1.21 802.11 Physical Medium

The 802.11 Physical Medium attribute is sent by responders in 802.11 stations to indicate the wireless physical medium used by the station; implementations MAY <3> include it in all Hello frames.


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Type

Length

PHY_Type

Type (1 byte): This field MUST be set to 0x15.

Length (1 byte): This field MUST be set to 0x01.

PHY_Type (1 byte): A wireless responder MUST use this field to report the 802.11 physical medium in use per dot11PHYType in 802dot11-MIB, as specified in [IEEE802.11-2007] Appendix D. The following table shows the valid values.

Value

Meaning

0x00

Unknown

0x01

FHSS 2.4 gigahertz (GHz)

0x02

DSSS 2.4 GHz

0x03

IR Baseband

0x04

OFDM 5 GHz

0x05

HRDSSS

0x06

ERP

0x07 — 0xFF

Reserved for future use.