Dziękuję za kolejne odpowiedzi.
Urządzenie dostałem jako całkowicie sprawne. Najpierw było raczej wszystko ok, później zmieniłem adres co zbiegło się w czasie z pojawieniem się losowych zerwań. Najbardziej wnerwiające jest to, że sam nie wstaje.
Niestety logi to ja mogę jedynie całe wkleić, bo niewiele z nich rozumiem.
netkom to nazwa interfejsu Komórkowy QMI
Thu Jul 6 13:47:33 2023 daemon.warn odhcpd[2211]: No default route present, overriding ra_lifetime!
Thu Jul 6 13:53:47 2023 daemon.warn odhcpd[2211]: No default route present, overriding ra_lifetime!
Thu Jul 6 13:57:24 2023 kern.info kernel: [ 8170.107691] usb 2-1: USB disconnect, device number 2
Thu Jul 6 13:57:24 2023 kern.info kernel: [ 8170.110589] rndis_host 2-1:1.0 usb0: unregister 'rndis_host' usb-xhci-hcd.0.auto-1, ZTE RNDIS device
Thu Jul 6 13:57:24 2023 kern.info kernel: [ 8170.163828] option1 ttyUSB0: GSM modem (1-port) converter now disconnected from ttyUSB0
Thu Jul 6 13:57:24 2023 kern.info kernel: [ 8170.164406] option 2-1:1.2: device disconnected
Thu Jul 6 13:57:24 2023 kern.info kernel: [ 8170.172446] option1 ttyUSB1: GSM modem (1-port) converter now disconnected from ttyUSB1
Thu Jul 6 13:57:24 2023 kern.info kernel: [ 8170.175610] option 2-1:1.3: device disconnected
Thu Jul 6 13:57:24 2023 kern.info kernel: [ 8170.183750] option1 ttyUSB2: GSM modem (1-port) converter now disconnected from ttyUSB2
Thu Jul 6 13:57:24 2023 kern.info kernel: [ 8170.188169] option 2-1:1.4: device disconnected
Thu Jul 6 13:57:24 2023 kern.info kernel: [ 8170.200672] qmi_wwan 2-1:1.5 wwan0: unregister 'qmi_wwan' usb-xhci-hcd.0.auto-1, WWAN/QMI device
Thu Jul 6 13:57:24 2023 daemon.notice netifd: Network device 'wwan0' link is down
Thu Jul 6 13:57:24 2023 daemon.notice netifd: Network alias 'wwan0' link is down
Thu Jul 6 13:57:24 2023 daemon.notice netifd: Interface 'netkom_4' has link connectivity loss
Thu Jul 6 13:57:24 2023 daemon.notice netifd: Interface 'netkom_4' is disabled
Thu Jul 6 13:57:24 2023 daemon.notice netifd: netkom_4 (3949): udhcpc: SIOCGIFINDEX: No such device
Thu Jul 6 13:57:24 2023 daemon.notice netifd: netkom_4 (3949): udhcpc: received SIGTERM
Thu Jul 6 13:57:24 2023 daemon.notice netifd: netkom_4 (3949): udhcpc: unicasting a release of 10.238.185.120 to 10.238.185.121
Thu Jul 6 13:57:24 2023 daemon.notice netifd: netkom_4 (3949): udhcpc: sending release
Thu Jul 6 13:57:24 2023 daemon.notice netifd: netkom_4 (3949): udhcpc: can't bind to interface wwan0: No such device
Thu Jul 6 13:57:24 2023 daemon.notice netifd: netkom_4 (3949): udhcpc: bindtodevice: No such device
Thu Jul 6 13:57:24 2023 daemon.notice netifd: netkom_4 (3949): udhcpc: entering released state
Thu Jul 6 13:57:24 2023 daemon.notice netifd: netkom_4 (3949): Command failed: ubus call network.interface notify_proto { "action": 0, "link-up": false, "keep": false, "interface": "netkom_4" } (Permission denied)
Thu Jul 6 13:57:24 2023 daemon.notice netifd: Interface 'netkom_4' is now down
Thu Jul 6 13:57:24 2023 daemon.warn dnsmasq[1]: no servers found in /tmp/resolv.conf.d/resolv.conf.auto, will retry
Thu Jul 6 13:57:25 2023 kern.info kernel: [ 8170.971663] usb 2-1: new SuperSpeed USB device number 3 using xhci-hcd
Thu Jul 6 13:57:25 2023 kern.info kernel: [ 8171.006862] option 2-1:1.0: GSM modem (1-port) converter detected
Thu Jul 6 13:57:25 2023 kern.info kernel: [ 8171.007500] usb 2-1: GSM modem (1-port) converter now attached to ttyUSB0
Thu Jul 6 13:57:27 2023 daemon.notice netifd: netkom (5730): Stopping network netkom
Thu Jul 6 13:57:27 2023 daemon.notice netifd: netkom (5730): Command failed: ubus call network.interface notify_proto { "action": 0, "link-up": false, "keep": false, "interface": "netkom" } (Permission denied)
Thu Jul 6 13:57:27 2023 daemon.notice netifd: Interface 'netkom' is now down
Thu Jul 6 13:57:28 2023 daemon.warn odhcpd[2211]: No default route present, overriding ra_lifetime!
Thu Jul 6 13:59:33 2023 daemon.info hostapd: phy0-ap0: STA 6a:39:5a:c9:08:9b IEEE 802.11: authenticated
Thu Jul 6 13:59:33 2023 daemon.info hostapd: phy0-ap0: STA 6a:39:5a:c9:08:9b IEEE 802.11: associated (aid 2)
Thu Jul 6 13:59:33 2023 daemon.notice hostapd: phy0-ap0: STA-OPMODE-SMPS-MODE-CHANGED 6a:39:5a:c9:08:9b off
Thu Jul 6 13:59:34 2023 daemon.notice hostapd: phy0-ap0: AP-STA-CONNECTED 6a:39:5a:c9:08:9b auth_alg=open
Thu Jul 6 13:59:34 2023 daemon.info hostapd: phy0-ap0: STA 6a:39:5a:c9:08:9b WPA: pairwise key handshake completed (RSN)
Thu Jul 6 13:59:34 2023 daemon.notice hostapd: phy0-ap0: EAPOL-4WAY-HS-COMPLETED 6a:39:5a:c9:08:9b
Thu Jul 6 13:59:34 2023 daemon.info dnsmasq-dhcp[1]: DHCPREQUEST(br-lan) 192.168.1.236 6a:39:5a:c9:08:9b
Thu Jul 6 13:59:34 2023 daemon.info dnsmasq-dhcp[1]: DHCPACK(br-lan) 192.168.1.236 6a:39:5a:c9:08:9b sowaX1
Thu Jul 6 13:59:34 2023 daemon.warn odhcpd[2211]: No default route present, overriding ra_lifetime!
Thu Jul 6 13:59:38 2023 daemon.warn odhcpd[2211]: No default route present, overriding ra_lifetime!
Thu Jul 6 13:59:42 2023 daemon.warn odhcpd[2211]: No default route present, overriding ra_lifetime!
Thu Jul 6 13:59:51 2023 daemon.err uhttpd[2415]: [info] luci: accepted login on /admin/status/logs for root from 192.168.1.236
Dziennik kernela (mniej więcej, bo nie orientuję się w czasie):
[ 1539.938442] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 1541.331481] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 1542.273327] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 1543.074825] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 1544.127377] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 1629.307957] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 1629.703551] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 1691.089618] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 2184.223435] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 2192.861795] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 2194.917289] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 2271.792734] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 2272.895882] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 2274.932743] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 2275.879689] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 2877.739518] ath10k_ahb a000000.wifi: mac flush vdev 0 drop 0 queues 0x1 ar->paused: 0x0 arvif->paused: 0x0
[ 4501.800524] ath10k_ahb a000000.wifi: htt tx: fixing invalid VHT TX rate code 0xff
[ 5499.638845] ath10k_ahb a000000.wifi: mac flush vdev 0 drop 0 queues 0x1 ar->paused: 0x0 arvif->paused: 0x0
[ 5727.555871] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 5731.237846] xhci-hcd xhci-hcd.0.auto: ERROR unknown event type 37
[ 8170.107691] usb 2-1: USB disconnect, device number 2
[ 8170.110589] rndis_host 2-1:1.0 usb0: unregister 'rndis_host' usb-xhci-hcd.0.auto-1, ZTE RNDIS device
[ 8170.163828] option1 ttyUSB0: GSM modem (1-port) converter now disconnected from ttyUSB0
[ 8170.164406] option 2-1:1.2: device disconnected
[ 8170.172446] option1 ttyUSB1: GSM modem (1-port) converter now disconnected from ttyUSB1
[ 8170.175610] option 2-1:1.3: device disconnected
[ 8170.183750] option1 ttyUSB2: GSM modem (1-port) converter now disconnected from ttyUSB2
[ 8170.188169] option 2-1:1.4: device disconnected
[ 8170.200672] qmi_wwan 2-1:1.5 wwan0: unregister 'qmi_wwan' usb-xhci-hcd.0.auto-1, WWAN/QMI device
[ 8170.971663] usb 2-1: new SuperSpeed USB device number 3 using xhci-hcd
[ 8171.006862] option 2-1:1.0: GSM modem (1-port) converter detected
[ 8171.007500] usb 2-1: GSM modem (1-port) converter now attached to ttyUSB0
[ 8347.120565] ath10k_ahb a000000.wifi: mac flush vdev 0 drop 0 queues 0x1 ar->paused: 0x0 arvif->paused: 0x0
[ 8379.040307] ath10k_ahb a000000.wifi: mac flush vdev 0 drop 0 queues 0x1 ar->paused: 0x0 arvif->paused: 0x0
[ 8381.500466] ath10k_ahb a000000.wifi: mac flush vdev 0 drop 0 queues 0x1 ar->paused: 0x0 arvif->paused: 0x0
[ 8395.130555] ath10k_ahb a000000.wifi: mac flush vdev 0 drop 0 queues 0x1 ar->paused: 0x0 arvif->paused: 0x0
[ 8404.950567] ath10k_ahb a000000.wifi: mac flush vdev 0 drop 0 queues 0x1 ar->paused: 0x0 arvif->paused: 0x0
[ 8426.530487] ath10k_ahb a000000.wifi: mac flush vdev 0 drop 0 queues 0x1 ar->paused: 0x0 arvif->paused: 0x0
[ 9242.435107] ath10k_ahb a000000.wifi: mac flush vdev 0 drop 0 queues 0x1 ar->paused: 0x0 arvif->paused: 0x0
[ 9242.494773] ath10k_ahb a000000.wifi: mac flush vdev 0 drop 0 queues 0x1 ar->paused: 0x0 arvif->paused: 0x0