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Nothing but DHCP works after testing SR-IOV on Mellanox ConnectX-4 Lx

I was following the Proxmox guide for enabling PCIe passthrough and SR-IOV for my NIC, since I am running Vyos in a VM as a router. However, after undoing all the changes the NIC is not working ...
VMelnalksnis's user avatar
1 vote
0 answers
274 views

Multiple private networks across multiple hosts (KVM, OpenVSwitch)

I had asked this question on SuperUser, looks like it wasn't the correct forum. Hopefully ServerFault is the correct one. I am working on a project, running KVM virtualization on 4 different host with ...
ASM's user avatar
  • 11
0 votes
1 answer
3k views

How to configure VLANs along with Libvirt/KVM/QEMU and OVS?

I am using Debian 9 machine as a router with two interfaces: eth0 for WAN eth1 for LAN The eth1 has subinterfaces for multiple VLANs (eth1.10; eth1.20; eth1.30) and has trunk connection to managed ...
benetsi's user avatar
  • 11
0 votes
1 answer
1k views

libvirt: create a bridged network using openvswitch with dhcp enabled

I am trying to use libvirt + dsnmasq + openvswitch to create a bridged network with dhcp enabled. I created a libvirt network with the following XML: <network connections='1'> <name>ovs-...
mooroj's user avatar
  • 3
1 vote
0 answers
693 views

Adding multiple vlan interfaces into bridge (ovs)

I am adding multiple vlan interfaces (eth3.409, eth3.410, ...) to a bridge, furthermore I also add the eth2 interface (local network) to the bridge. eth3 is a trunk with 13 different vlans. The ...
rommon's user avatar
  • 11
0 votes
0 answers
1k views

Open vSwitch double VLAN tagging is ignored

I'm trying to add a flow to a KVM machine using Open vSwitch 1.10.2 for it's networking, which double tag all traffic comming from one of the virtual machine's ports. I'm using the following command ...
Itamar Tal's user avatar
2 votes
1 answer
2k views

Persistent Network Configuration using KVM and libvirt

Our environment will have a KVM host setup dynamically using kickstart (easy enough). The hard part is dealing with network configuration and keeping VLAN configuration (and possibly bridge/host ...
cheesesticksricepuck's user avatar
-2 votes
1 answer
391 views

Is there a way to emulate a DHCP server (overlay network) [closed]

I have created an overlay Level 2 network using VLAN tags with Open vSwitch. I want a Level 3 one so I need to give each VM a consistent IP address. I'd like every host on this VLAN to get an IP ...
user2358943's user avatar