Network does not reconnect after restart of Ubuntu 18.04 VM on Windows 10












0















I have Ubuntu 18.04 running on a Windows 10 Hyper-V VM and connecting through Ethernet. All settings are at default (DHCP).



After a restart of the VM, it reports "Activation of network connection failed".
I tried restarting it using




sudo systemctl restart network-manager.service




but that doesn't help.
The only thing that gets it back up (apart from rebooting the PC) is disabling and enabling the Network adapter in Device Manager, which is major pain. Anyone have a fix for this (or an easier workaround)?



Update:
Note that the Windows host retains its connection the whole time. The problem is limited to the Hyper-V instance. Of course, disabling and re-enabling the Ethernet card impacts the entire machine.



Also tried the following from a PowerShell:




PS C:> Restart-NetAdapter -Name "Ethernet"




The VMs use the Hyper-V Default Switch, so I also tried the following:




PS C:> Restart-NetAdapter -Name "vEthernet (Default Switch)"




The commands complete OK, but they don't fix the problem. The only thing that fixes it is disabling and enabling the network card:




PS C:> Disable-NetAdapter -Name "Ethernet"



PS C:> Enable-NetAdapter -Name "Ethernet"











share|improve this question

























  • Does the windows ten host retain it's network connection the whole time?

    – Dave
    Jan 31 at 0:13
















0















I have Ubuntu 18.04 running on a Windows 10 Hyper-V VM and connecting through Ethernet. All settings are at default (DHCP).



After a restart of the VM, it reports "Activation of network connection failed".
I tried restarting it using




sudo systemctl restart network-manager.service




but that doesn't help.
The only thing that gets it back up (apart from rebooting the PC) is disabling and enabling the Network adapter in Device Manager, which is major pain. Anyone have a fix for this (or an easier workaround)?



Update:
Note that the Windows host retains its connection the whole time. The problem is limited to the Hyper-V instance. Of course, disabling and re-enabling the Ethernet card impacts the entire machine.



Also tried the following from a PowerShell:




PS C:> Restart-NetAdapter -Name "Ethernet"




The VMs use the Hyper-V Default Switch, so I also tried the following:




PS C:> Restart-NetAdapter -Name "vEthernet (Default Switch)"




The commands complete OK, but they don't fix the problem. The only thing that fixes it is disabling and enabling the network card:




PS C:> Disable-NetAdapter -Name "Ethernet"



PS C:> Enable-NetAdapter -Name "Ethernet"











share|improve this question

























  • Does the windows ten host retain it's network connection the whole time?

    – Dave
    Jan 31 at 0:13














0












0








0








I have Ubuntu 18.04 running on a Windows 10 Hyper-V VM and connecting through Ethernet. All settings are at default (DHCP).



After a restart of the VM, it reports "Activation of network connection failed".
I tried restarting it using




sudo systemctl restart network-manager.service




but that doesn't help.
The only thing that gets it back up (apart from rebooting the PC) is disabling and enabling the Network adapter in Device Manager, which is major pain. Anyone have a fix for this (or an easier workaround)?



Update:
Note that the Windows host retains its connection the whole time. The problem is limited to the Hyper-V instance. Of course, disabling and re-enabling the Ethernet card impacts the entire machine.



Also tried the following from a PowerShell:




PS C:> Restart-NetAdapter -Name "Ethernet"




The VMs use the Hyper-V Default Switch, so I also tried the following:




PS C:> Restart-NetAdapter -Name "vEthernet (Default Switch)"




The commands complete OK, but they don't fix the problem. The only thing that fixes it is disabling and enabling the network card:




PS C:> Disable-NetAdapter -Name "Ethernet"



PS C:> Enable-NetAdapter -Name "Ethernet"











share|improve this question
















I have Ubuntu 18.04 running on a Windows 10 Hyper-V VM and connecting through Ethernet. All settings are at default (DHCP).



After a restart of the VM, it reports "Activation of network connection failed".
I tried restarting it using




sudo systemctl restart network-manager.service




but that doesn't help.
The only thing that gets it back up (apart from rebooting the PC) is disabling and enabling the Network adapter in Device Manager, which is major pain. Anyone have a fix for this (or an easier workaround)?



Update:
Note that the Windows host retains its connection the whole time. The problem is limited to the Hyper-V instance. Of course, disabling and re-enabling the Ethernet card impacts the entire machine.



Also tried the following from a PowerShell:




PS C:> Restart-NetAdapter -Name "Ethernet"




The VMs use the Hyper-V Default Switch, so I also tried the following:




PS C:> Restart-NetAdapter -Name "vEthernet (Default Switch)"




The commands complete OK, but they don't fix the problem. The only thing that fixes it is disabling and enabling the network card:




PS C:> Disable-NetAdapter -Name "Ethernet"



PS C:> Enable-NetAdapter -Name "Ethernet"








networking 18.04






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edited Jan 31 at 17:21







Jozef

















asked Jan 30 at 23:12









JozefJozef

11




11













  • Does the windows ten host retain it's network connection the whole time?

    – Dave
    Jan 31 at 0:13



















  • Does the windows ten host retain it's network connection the whole time?

    – Dave
    Jan 31 at 0:13

















Does the windows ten host retain it's network connection the whole time?

– Dave
Jan 31 at 0:13





Does the windows ten host retain it's network connection the whole time?

– Dave
Jan 31 at 0:13










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