Features of protection of wireless and wired networks. Part 2 - Indirect protections



We continue to talk about methods to improve network security. In this article, we'll talk about additional security measures and setting up more secure wireless networks.



Preface to the second part



« . 1 — » WiFi . : , MAC, , , Rogue AP. . , , .



: , , . , , .



. - , . WiFi :



  • (« »);
  • .


, - , , .



, , , , , .



: - , - ?



?



WiFi : - . , . , , . , , .



. -, . -, , . , ? ? , , /, . : , .



, , ( , ) .



. - , , - .





1. .



. , , . .



, .



-, .



-, , . , , . , .





2. .



. — .



. , , , , , .



- , " " " " . , , , . . «» , . . " ".



, " ": , . , WiFi Ethernet-HUB, . , , .



. .



:



, . , .



:



  • , MAC;
  • , , , , .


. . , , .



— . , VPN . , , .



, .



— ?



Client Steering



Client Steering 5. , 2.4. 2.4. 5 . , . : 5 — .



802.11a 802.11ax , , , . 5 , , .



:



  • Nebula NebulaFlex;
  • .


Auto Healing



, .



, -, , -, . — . .



Auto Healing .



. , , « ». , , .



WiFi



, , , , ( ) . , . , , , , . — , .



(Signal Threshold Signal Strength Range)



, , . , , , AP. , Zyxel: ATP, USG, USG FLEX, VPN, ZyWALL.



, SSID . «» — , , . , , .



, -65dBm, -60dBm, . , -60dBm ( ).



. , , .



, , , , , .



WiFi 6



« . 1 — ».



WiFi 6 . , , — . .



.



WiFi 6 11Gb/s ( 1024-QAM, 160 ). , WiFi 6 . , VPN — . WiFi 6 .



BSS Coloring



, WiFi . Auto Healing , «» .



BSS Coloring () . ( ).



MU-MIMO



802.11ax MU-MIMO (Multi-User — Multiple Input Multiple Output). MU-MIMO . . , . WiFi 6 MIMO 8x8 .



. 802.11ax MU-MIMO , WiFi. MIMO 802.11ax.



OFDMA (Orthogonal frequency-division multiple access)



, LTE.



OFDMA , . , .





WiFi . .



. : MAC, , Rogue AP Detection (Rogue AP Containment).



, .



, , , .



, : , . .



:



  1. Telegram chat Zyxel
  2. Zyxel
  3. Zyxel (Youtube)
  4. . 1 —
  5. Wi-Fi — ?
  6. Wi-Fi
  7. Wi-Fi 6: , ?
  8. WiFi 6 MU-MIMO OFDMA:
  9. WiFi
  10. ,
  11. WiFi 6 :
  12. Wi-Fi.
  13. Wi-Fi. 2.
  14. Wi-Fi. 3.
  15. Wi-Fi
  16. 5 : Wi-Fi



All Articles