Cannot apt-get update by internet cable with Ubuntu 16.04 with 4.4.o-78 kernel

Can update and upgrade with wireless connection only. Cable connection results in "Temporary
failure resolving (multiple websites).

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.4.0-78-generic 4.4.0-78.99
ProcVersionSignature: Ubuntu 4.4.0-78.99-generic 4.4.62
Uname: Linux 4.4.0-78-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.6
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: donna 1645 F.... pulseaudio
Date: Fri Jun 2 14:04:37 2017
HibernationDevice: RESUME=UUID=012d7758-53b9-4f0c-ad1e-74e62272c5d2
InstallationDate: Installed on 2014-10-17 (959 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
MachineType: LENOVO 10160
ProcEnviron:
 LANGUAGE=en_US
 TERM=xterm-256color
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-78-generic root=UUID=e75bd02b-19dd-4568-b5e3-45a436a81fef ro quiet splash vt.handoff=7
PulseList:
 Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied
 No PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
 linux-restricted-modules-4.4.0-78-generic N/A
 linux-backports-modules-4.4.0-78-generic N/A
 linux-firmware 1.157.10
RfKill:
 0: phy0: Wireless LAN
  Soft blocked: no
  Hard blocked: no
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 06/17/2014
dmi.bios.vendor: LENOVO
dmi.bios.version: IXKT21AUS
dmi.board.name: INVALID
dmi.board.vendor: LENOVO
dmi.board.version: SDK0F82993 WIN
dmi.chassis.type: 13
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnLENOVO:bvrIXKT21AUS:bd06/17/2014:svnLENOVO:pn10160:pvrLenovoC260:rvnLENOVO:rnINVALID:rvrSDK0F82993WIN:cvnLENOVO:ct13:cvrChassisVersion:
dmi.product.name: 10160
dmi.product.version: Lenovo C260
dmi.sys.vendor: LENOVO