Первоначально Wi-Fi был почти непригодным для использования, но я довел его до некоторого рабочего состояния. Вот что я сделал на данный момент:
Сама сеть в порядке, никакие другие устройства не имеют проблем. Это сеть Wi-Fi 6 и карта Wi-Fi 6, насколько я могу судить, Ubuntu правильно ее использует, так как я смог потратить почти 500 Мбит / с на speedtest.net. Я бы протестировал Ethernet, но, к сожалению, у меня нет Ethernet для USB-C.
Проблема обычно возникает только один раз при новой загрузке, после чего с сетью все в порядке.
Моя версия ядра - 5.11.0-25-generic.
Вот вывод из iwconfig
:
wlp0s20f3 IEEE 802.11 ESSID:"De Wanna Wanga"
Mode:Managed Frequency:5.18 GHz Access Point: F0:2F:74:91:18:74
Bit Rate=2.0412 Gb/s Tx-Power=22 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:off
Link Quality=70/70 Signal level=-33 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:71 Missed beacon:0
А вот вывод из lshw -C network
:
*-network
description: Wireless interface
product: Wi-Fi 6 AX201
vendor: Intel Corporation
physical id: 14.3
bus info: pci@0000:00:14.3
logical name: wlp0s20f3
version: 00
serial: 8c:8d:28:43:fc:f6
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion=5.11.0-25-generic firmware=55.d9698065.0 QuZ-a0-hr-b0-55.u ip=192.168.1.15 latency=0 link=yes multicast=yes wireless=IEEE 802.11
resources: iomemory:600-5ff irq:16 memory:604b11c000-604b11ffff
Я пытался выяснить, была ли это проблема DNS, но когда проблема возникает, даже 8.8.8.8 недоступен:
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
From 192.168.1.15 icmp_seq=1 Destination Host Unreachable
Простой обходной путь, который у меня сейчас есть, - это просто переподключиться к сети.
Журналы NetworkManager:
Aug 13 11:08:59 prec5500 NetworkManager[1057]: <info> [1628867339.6779] policy: set 'De Wanna Wanga' (wlp0s20f3) as default for IPv4 routing and DNS
Aug 13 11:08:59 prec5500 NetworkManager[1057]: <info> [1628867339.6783] device (wlp0s20f3): Activation: successful, device activated.
Aug 13 11:08:59 prec5500 NetworkManager[1057]: <info> [1628867339.6789] manager: startup complete
Aug 13 11:08:59 prec5500 NetworkManager[1057]: <info> [1628867339.9459] manager: NetworkManager state is now CONNECTED_GLOBAL
Aug 13 11:09:09 prec5500 NetworkManager[1057]: <info> [1628867349.8881] agent-manager: agent[91acd221a80c6f5d,:1.83/org.gnome.Shell.NetworkAgent/1000]: agent registered
Aug 13 11:14:02 prec5500 NetworkManager[1057]: <info> [1628867642.7557] manager: NetworkManager state is now CONNECTED_SITE
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9090] device (wlp0s20f3): state change: activated -> deactivating (reason 'new-activation', sys-iface-state>
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9099] manager: NetworkManager state is now DISCONNECTING
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9130] device (wlp0s20f3): disconnecting for new activation request.
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9132] audit: op="connection-activate" uuid="62ca0131-6d90-46e1-9daa-d9f904cd015e" name="De Wanna Wanga" pid>
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <warn> [1628867946.9290] sup-iface[0x55d1eb8cb120,wlp0s20f3]: connection disconnected (reason -3)
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9293] device (wlp0s20f3): supplicant interface state: completed -> disconnected
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9293] device (p2p-dev-wlp0s20f3): supplicant management interface state: completed -> disconnected
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9295] device (wlp0s20f3): state change: deactivating -> disconnected (reason 'new-activation', sys-iface-st>
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9631] dhcp4 (wlp0s20f3): canceled DHCP transaction
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9632] dhcp4 (wlp0s20f3): state changed bound -> done
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9648] manager: NetworkManager state is now DISCONNECTED
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9651] device (wlp0s20f3): Activation: starting connection 'De Wanna Wanga' (62ca0131-d9f904c>
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9661] device (wlp0s20f3): state change: disconnected -> prepare (reason 'none', sys-iface-state: 'managed')
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9663] manager: NetworkManager state is now CONNECTING
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9665] device (wlp0s20f3): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9667] device (wlp0s20f3): Activation: (wifi) access point 'De Wanna Wanga' has security, but secrets are re>
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9667] device (wlp0s20f3): state change: config -> need-auth (reason 'none', sys-iface-state: 'managed')
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9668] sup-iface[0x55d1eb8cb120,wlp0s20f3]: wps: type pbc start...
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9698] device (wlp0s20f3): state change: need-auth -> prepare (reason 'none', sys-iface-state: 'managed')
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9701] device (wlp0s20f3): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
Aug 13 11:19:06 prec5500 NetworkManager[1057]: <info> [1628867946.9703] device (wlp0s20f3): Activation: (wifi) connection 'De Wanna Wanga' has security, and secrets exist. >