Ubuntu 18.04에서는 5GHz 802.11n 네트워크에 성공적으로 연결할 수 있습니다. Debian 11에서는 동일한 시스템이 동일한 네트워크에 연결할 수 없지만 여전히 2.4GHz 네트워크에 성공적으로 연결됩니다.
nmcli저널을 찾으려면 필터를 사용하는 것이 좋습니다. 다음은 해당 출력에서 발췌한 내용입니다.
jan 24 14:40:13 nc10 NetworkManager[474]: <info> [1674567613.7617] device (wlp2s0): state change: disconnected -> prepare (reason 'none', sys-iface-state: 'managed')
jan 24 14:40:13 nc10 NetworkManager[474]: <info> [1674567613.8026] device (wlp2s0): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
jan 24 14:40:13 nc10 NetworkManager[474]: <info> [1674567613.8248] device (wlp2s0): Activation: (wifi) access point 'My-Access-Point' has security, but secrets are required.
jan 24 14:40:13 nc10 NetworkManager[474]: <info> [1674567613.8266] device (wlp2s0): state change: config -> need-auth (reason 'none', sys-iface-state: 'managed')
jan 24 14:40:13 nc10 NetworkManager[474]: <info> [1674567613.8497] sup-iface[bbe248a51c8dfb35,0,wlp2s0]: wps: type pbc start...
jan 24 14:40:13 nc10 NetworkManager[474]: <info> [1674567613.9203] device (wlp2s0): state change: need-auth -> prepare (reason 'none', sys-iface-state: 'managed')
jan 24 14:40:13 nc10 NetworkManager[474]: <info> [1674567613.9338] device (wlp2s0): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
jan 24 14:40:13 nc10 NetworkManager[474]: <info> [1674567613.9401] device (wlp2s0): Activation: (wifi) connection 'My-Access-Point' has security, and secrets exist. No new secrets needed.
jan 24 14:40:16 nc10 NetworkManager[474]: <info> [1674567616.7124] device (wlp2s0): supplicant interface state: disconnected -> scanning
jan 24 14:40:20 nc10 NetworkManager[474]: <info> [1674567620.7952] device (wlp2s0): supplicant interface state: scanning -> disconnected
jan 24 14:40:21 nc10 NetworkManager[474]: <info> [1674567621.1954] device (wlp2s0): supplicant interface state: disconnected -> scanning
jan 24 14:40:25 nc10 NetworkManager[474]: <info> [1674567625.3311] device (wlp2s0): supplicant interface state: scanning -> disconnected
jan 24 14:40:26 nc10 NetworkManager[474]: <info> [1674567626.2471] device (wlp2s0): supplicant interface state: disconnected -> scanning
jan 24 14:40:30 nc10 NetworkManager[474]: <info> [1674567630.3116] device (wlp2s0): supplicant interface state: scanning -> disconnected
jan 24 14:40:35 nc10 NetworkManager[474]: <info> [1674567635.2603] device (wlp2s0): supplicant interface state: disconnected -> scanning
jan 24 14:40:39 nc10 NetworkManager[474]: <warn> [1674567639.3182] device (wlp2s0): Activation: (wifi) association took too long, failing activation
jan 24 14:40:39 nc10 NetworkManager[474]: <info> [1674567639.3277] device (wlp2s0): state change: config -> failed (reason 'ssid-not-found', sys-iface-state: 'managed')
jan 24 14:40:39 nc10 NetworkManager[474]: <warn> [1674567639.3450] device (wlp2s0): Activation: failed for connection 'My-Access-Point'
jan 24 14:40:39 nc10 NetworkManager[474]: <info> [1674567639.3702] device (wlp2s0): supplicant interface state: scanning -> disconnected
jan 24 14:40:39 nc10 NetworkManager[474]: <info> [1674567639.3724] device (wlp2s0): state change: failed -> disconnected (reason 'none', sys-iface-state: 'managed')
"협회"는 확실히 너무 오래 걸렸습니다. 하지만 어떻게 해야할지 모르겠습니다. 특정 문제를 암시합니까?
추가 정보
- 다른 컴퓨터에는 Ubuntu 22.10의 동일한 액세스 포인트와 유사한 연결 문제가 있었습니다. 동일한 컴퓨터의 macOS 또는 Windows 10에는 문제가 존재하지 않습니다.
- 액세스 포인트는 Ubuntu 22.04를 실행하는 Raspberry Pi 4입니다.
- 문제의 두 네트워크 어댑터(Linux)는 모두 Broadcom 브랜드입니다.
- 실패는 일관적이다
- AP와의 거리에는 차이가 없습니다.
- iPhone 5 및 8이 인터넷에 성공적으로 연결될 수 있습니다