not network in KVM vm

[rquennec]

Hello,

Since the migration 1.9 to 2.0, i have not network access in my KVM vm (Windows, Ubuntu).

Thank you for your help.

Ronan

 

[dietmar]

Since the migration 1.9 to 2.0, i have not network access in my KVM vm (Windows, Ubuntu).

Please can you post the VM config?

# cat /etc/pve/qemu-server/<vmid>.conf

 

[rquennec]

name: ubuntudesktop
ide2: none,media=cdrom
bootdisk: ide0
ostype: l26
ide0: local:105/vm-105-disk-1.qcow2
memory: 1024
sockets: 2
boot: cad
freeze: 0
cpuunits: 1000
vga: cirrus
acpi: 1
kvm: 1
net0: e1000=2E:68:B9:AE:C95,bridge=vmbr0
onboot: 0
cores: 1

Thank you

 

[dietmar]

And ubuntu does not see the network card (dmesg)?

 

[rquennec]

Ubuntu see the network card but ping network failed

 

[dietmar]

The card is up and running (ifconfig)?

 

[rquennec]

excuse me, this VM is working correctly.

this one not working correctly

cat /etc/pve/qemu-server/116.conf
bootdisk: ide0
ide0: local:116/vm-116-disk-1.raw
ide2: none,media=cdrom
memory: 512
name: vm-vpn
net0: e1000=AE:EB:3F:49:71:40,bridge=vmbr0,tag=116
onboot: 1
ostype: l26
sockets: 1

missing parameters

 

[dietmar]

net0: e1000=AE:EB:3F:49:71:40,bridge=vmbr0,tag=116

You use vlan tag 116 here?

missing parameters

what?

 

[rquennec]

Test because did not work before

I removed the tag and works correctly now

I don't understand

Thank you