我無法變更無線適配器的註冊網域。我正在使用該iw reg set/get
命令,但只有global
國家/地區才能獲得新值。留下phy#0
來US
。
root@ccimx6ulsbc:~# iw reg get
global
country US: DFS-FCC
(2402 - 2472 @ 40), (N/A, 30), (N/A)
(5170 - 5250 @ 80), (N/A, 23), (N/A), AUTO-BW
(5250 - 5330 @ 80), (N/A, 23), (0 ms), DFS, AUTO-BW
(5490 - 5730 @ 160), (N/A, 23), (0 ms), DFS
(5735 - 5835 @ 80), (N/A, 30), (N/A)
(57240 - 63720 @ 2160), (N/A, 40), (N/A)
phy#0
country US: DFS-FCC
(2402 - 2472 @ 40), (N/A, 30), (N/A)
(5170 - 5250 @ 80), (N/A, 23), (N/A), AUTO-BW
(5250 - 5330 @ 80), (N/A, 23), (0 ms), DFS, AUTO-BW
(5490 - 5730 @ 160), (N/A, 23), (0 ms), DFS
(5735 - 5835 @ 80), (N/A, 30), (N/A)
(57240 - 63720 @ 2160), (N/A, 40), (N/A)
root@ccimx6ulsbc:~# iw reg set JP
root@ccimx6ulsbc:~# iw reg get
global
country JP: DFS-JP
(2402 - 2482 @ 40), (N/A, 20), (N/A)
(2474 - 2494 @ 20), (N/A, 20), (N/A), NO-OFDM
(4910 - 4990 @ 40), (N/A, 23), (N/A)
(5030 - 5090 @ 40), (N/A, 23), (N/A)
(5170 - 5250 @ 80), (N/A, 20), (N/A), AUTO-BW
(5250 - 5330 @ 80), (N/A, 20), (0 ms), DFS, AUTO-BW
(5490 - 5710 @ 160), (N/A, 23), (0 ms), DFS
(59000 - 66000 @ 2160), (N/A, 10), (N/A)
phy#0
country US: DFS-FCC
(2402 - 2472 @ 40), (N/A, 30), (N/A)
(5170 - 5250 @ 80), (N/A, 23), (N/A), AUTO-BW
(5250 - 5330 @ 80), (N/A, 23), (0 ms), DFS, AUTO-BW
(5490 - 5730 @ 160), (N/A, 23), (0 ms), DFS
(5735 - 5835 @ 80), (N/A, 30), (N/A)
(57240 - 63720 @ 2160), (N/A, 40), (N/A)
怎麼了?
答案1
這只是一個猜測,但最近我看到幾家 Wi-Fi 設備製造商擁有單獨的“美國”和“國際”版本的硬件,其中美國版本在出廠時僅受 FCC 監管規則的限制。如果您是從美國商店購買的適配器,則其韌體可能是故意拒絕這些更改的。