Network cable not detected when plugged in main network interface on motherboard (Atheros AR8151). Tried two different cables from two different network switches, but results is same. Disabled ipv6 - no cable. Disabled Network Manager and confugured ip manually - no cable.
Hardware configuration:
Motherboard: Asrock AD525PV3 (Atom CPU embedded) BIOS version: 1.20
Additional network interface: 3COM 3C905-TX
RAM: 3Gb DDR3
HDD: Seagate ST3250820AS
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-4.15.0-23-generic 4.15.0-23.25
ProcVersionSignature: Ubuntu 4.15.0-23.25-generic 4.15.18
Uname: Linux 4.15.0-23-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: draugervan 954 F.... pulseaudio
CurrentDesktop: XFCE
Date: Fri Jul 20 08:32:26 2018
InstallationDate: Installed on 2018-07-19 (0 days ago)
InstallationMedia: Xubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
IwConfig:
enp2s0 no wireless extensions.
enp1s0 no wireless extensions.
lo no wireless extensions.
MachineType: To Be Filled By O.E.M. To Be Filled By O.E.M.
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-23-generic root=UUID=2d4f118b-6147-4916-9e5c-5e9b10501ac9 ro ipv6.disable=1
RelatedPackageVersions:
linux-restricted-modules-4.15.0-23-generic N/A
linux-backports-modules-4.15.0-23-generic N/A
linux-firmware 1.173.1
RfKill:
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/01/2011
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: P1.20
dmi.board.name: AD525PV3
dmi.board.vendor: ASRock
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP1.20:bd04/01/2011:svnToBeFilledByO.E.M.:pnToBeFilledByO.E.M.:pvrToBeFilledByO.E.M.:rvnASRock:rnAD525PV3:rvr:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.family: To Be Filled By O.E.M.
dmi.product.name: To Be Filled By O.E.M.
dmi.product.version: To Be Filled By O.E.M.
dmi.sys.vendor: To Be Filled By O.E.M.
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