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Wired Connection occasionally disconnects Ubuntu 22.04.5

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I have the same problem as many others here, in short the problem is the same as in this thread.

Specifically, I have the problem that I am connected via cable, but always after about 10-60 minutes the cable connection is disconnected and from that point on I work on Wi-Fi.

I have tried everything that was in the mentioned thread, also tips from here, but nothing really help.

I am using CAT 5e cable (which I tried to replace), I have a laptop Dell 5511, this USB hub through which I am connected to ethernet (also tried to insert ethernet cable directly in laptop, but the problem still occured).

I've tried also this: "We replace the r8169 driver by installing dkms and r8168-dkms and rebooting. We then observe to see if the problem is fixed." - did not help.

route -n (When everything is OK):

Kernel IP routing tableDestination     Gateway         Genmask         Flags Metric Ref    Use Iface0.0.0.0         192.168.0.1     0.0.0.0         UG    100    0        0 enx98fc84e24e390.0.0.0         192.168.0.1     0.0.0.0         UG    600    0        0 wlo1

route -n (When connection dropped):

Kernel IP routing tableDestination     Gateway         Genmask         Flags Metric Ref    Use Ifacedefault         _gateway        0.0.0.0         UG    600    0        0 wlo1default         _gateway        0.0.0.0         UG    20100  0        0 enx98fc84e24e39

sudo lshw -C network:

*-network:0       description: Wireless interface       product: Comet Lake PCH CNVi WiFi       vendor: Intel Corporation       physical id: 14.3       bus info: pci@0000:00:14.3       logical name: wlo1       version: 00       serial: XX:XX:XX:XX:XX:XX       width: 64 bits       clock: 33MHz       capabilities: pm msi pciexpress msix bus_master cap_list ethernet physical wireless       configuration: broadcast=yes driver=iwlwifi driverversion=6.8.0-45-generic firmware=77.2df8986f.0 QuZ-a0-hr-b0-77.u ip=192.168.0.112 latency=0 link=yes multicast=yes wireless=IEEE 802.11       resources: irq:16 memory:cc33c000-cc33ffff  *-network:1       description: Ethernet interface       product: Ethernet Connection (11) I219-LM       vendor: Intel Corporation       physical id: 1f.6       bus info: pci@0000:00:1f.6       logical name: eno2       version: 00       serial: XX:XX:XX:XX:XX:XX       capacity: 1Gbit/s       width: 32 bits       clock: 33MHz       capabilities: pm msi bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation       configuration: autonegotiation=on broadcast=yes driver=e1000e driverversion=6.8.0-45-generic firmware=0.4-4 latency=0 link=no multicast=yes port=twisted pair       resources: irq:145 memory:cc300000-cc31ffff  *-network       description: Ethernet interface       physical id: e       bus info: usb@4:1.3       logical name: enx98fc84e24e39       serial: XX:XX:XX:XX:XX:XX       size: 1Gbit/s       capacity: 1Gbit/s       capabilities: ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation       configuration: autonegotiation=on broadcast=yes driver=r8152 driverversion=v1.12.13 duplex=full firmware=rtl8153a-4 v2 02/07/20 ip=192.168.0.111 link=yes multicast=yes port=MII speed=1Gbit/s

sudo dmesg:

[ 3694.004401] perf: interrupt took too long (5248 > 5162), lowering kernel.perf_event_max_sample_rate to 38000[ 4610.269599] veth7e5ea36: renamed from eth0[ 4610.310159] docker0: port 25(vethae505c3) entered disabled state[ 4610.314330] docker0: port 25(vethae505c3) entered disabled state[ 4610.315024] vethae505c3 (unregistering): left allmulticast mode[ 4610.315027] vethae505c3 (unregistering): left promiscuous mode[ 4610.315031] docker0: port 25(vethae505c3) entered disabled state[ 4687.307672] docker0: port 25(veth01b1973) entered blocking state[ 4687.307679] docker0: port 25(veth01b1973) entered disabled state[ 4687.307688] veth01b1973: entered allmulticast mode[ 4687.307866] veth01b1973: entered promiscuous mode[ 4687.443780] eth0: renamed from veth4f034ed[ 4687.449951] docker0: port 25(veth01b1973) entered blocking state[ 4687.449960] docker0: port 25(veth01b1973) entered forwarding state[ 4706.659420] docker0: port 25(veth01b1973) entered disabled state[ 4706.659531] veth4f034ed: renamed from eth0[ 4706.695191] docker0: port 25(veth01b1973) entered disabled state[ 4706.695802] veth01b1973 (unregistering): left allmulticast mode[ 4706.695806] veth01b1973 (unregistering): left promiscuous mode[ 4706.695811] docker0: port 25(veth01b1973) entered disabled state[ 4706.915370] docker0: port 25(veth6c78271) entered blocking state[ 4706.915376] docker0: port 25(veth6c78271) entered disabled state[ 4706.915423] veth6c78271: entered allmulticast mode[ 4706.915567] veth6c78271: entered promiscuous mode[ 4707.043920] eth0: renamed from veth1e045b3[ 4707.050294] docker0: port 25(veth6c78271) entered blocking state[ 4707.050300] docker0: port 25(veth6c78271) entered forwarding state

When ethernet disconnects, wlo1 interface jumps on te 1st place in the table.

I can share additional logs if needed.

Thank you in advance :)


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