IEEE Std 802.11aq-2018 pdf free download – IEE Standard for Information technology- Telecommunications and information exchange between systems Local and metropolitan area networks- Specific requirements Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications.
4. General description
4.5 OvervIew of the services
4.5.4 Access control and dab conildenliality services
Insert slat following awbdoa.u.’ f.J.i.LlitJ after .Li4. II:
4.5,4.10 MAC privacy enhancements
When a non-AP STA searches ksr, and connects to. an infrasiroct ore RSS. lFhSS, or P055 or attempts to discos ax sen’nca usia ocewotk pecassuctation. it delitsres tine addressing of its MAC layeo list the pasticuis connsecivn. If the STA units a (Lied MAC address it is ten tal to track the STA. An Si SDU iransantned by a STA is assigned a sequence number thai. if nevet reset, can also tic used to track a desice irrespective of the MAC address if 151DM in used, the PHY DATA scriantilee med can enable Packing ssf a denier inespeclive of tine MAC address if ii is non reseeded The dynanire nature of 0*5 nsanbershzp combined with this tnncking tnlistrnatiun allows i’or csussinnciiun of a network of connectIons, locations, and belsasinir. Thts network can tic ased to glean pnsare and sensitive tnIoaniaiton tegardtng the iisdnidual behind the device
Furtbetrnore, even without establishing a connection, a mobile or portable STA than gratuitously transmits Pn*ie Reqiast frank’s csailasntng 55105 of favored infraslaucture 1355 networks, or announces the eztsience of lOSS netwotks. can reveal potentially sensitive information atsostt itt location and location history.
To mitigate this newt of iraflic ansalysa a STA can support nine ability to penodically aid randomly chaige a MAC addresses and reset counters and seeds pesor to associanma. Winnie daseovenng neiwoeks. a STA can .efrann floss gratuitously tramsmttting Probe Request tunics containing SSlDs of fasoted 1*5* networks.
4.5.9 lntet’worklng with external networks
Ins ret the felkming ,sahe’lairse heaahrg (43.tIA and r* an ye the Sext (gel glnating front, tine former 4.5.51) of the now 4.5.9.1 as shown:
4.5.9.1 General
The intawotking servi cc allows non-AP STAn to access sets ices provided by an external network accoiding to the stttsvcrspsion orother dtaractaistics of that external network An IEEE Std 802 II nont-AP 5Th might have a sidocription relabundup with as external neiwenk. e.g.. snith an SSPN.
An overview of the intetworking fumwmiomvs addressed in this smansdud is pmsseidd below:
Network discovery and selectiont
Discovery of suitable networks through the adveninctitets of access network lypc. roannng connortiunn aid venine informnatiswt, via Management frames
Selection of a suitable IEEE 802.11 infrassmucture using adseriisemena services leg. access network query protocol %ANQP I or an IEEE 1102.21 t5l Inibirnatton Senerl in the 055 or in an external network reachable via the 1555.
– Selection of an SSPN or external mnerwork with its corrcsponditig IEEE 502 II lnf.asnucttwe
Preassocaabnn discovery iPADi
— Dtscoven’ of services ofkrcd be a 1*55 or an external network reachable via that 855.IEEE Std 802.11aq pdf download.