All Questions
Tagged with openvswitch linux-networking
16
questions
0
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answers
39
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Connecting 2 Virtualbox VMs to Open vSwitch running on another Virtualbox VM
I have 3 Ubuntu 22.04 VMs created using Virtualbox. My host machine is Windows 10. One of them is running 5G core emulator, and the other one is running UEransim. I was able to connect UE to 5G ...
0
votes
0
answers
83
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OVS switch and Tap interface- Connecting two vm using tap interface-ubuntu
I want to connect 2 VM together using tap interface on Ubuntu.
VM2 will connect to VM1 by a tap interface on VM1.
I will use OVS switch to forward traffic from VM1 to VM2.
Scenario:
Router from ISP ...
0
votes
0
answers
67
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Weave net empty flows for OpenvSwitch
I have 2 containers c1/c2 on 2 separate hosts and I am running Weave Net docker plugin with multicast and fastdp enabled.
Both containers can communicate fine on the underlay network both in unicast ...
0
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0
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188
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GTP-U configuration in OVS
I'm trying to configure a virtual GTP-U interface in OVS, however when I try the below command (from https://docs.openvswitch.org/en/latest/faq/configuration/):
Q: Does Open vSwitch support GTP-U?
A: ...
- 478
0
votes
1
answer
225
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simple openvswitch forward demo not work
What are the details of your problem?
Hi, that is my first time try ovs. i am using Arch Linux, and installed openvswitch.
use sudo ip link add v1 type dummy && sudo ip addr add 10.0.0.1/24 ...
2
votes
1
answer
371
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LXC container network with OVS not forwarding ARP correctly
Using lxc containers, I want to simulate network components individually. For this, I am trying to embed OVS in an lxc container.
Initially, I started with the following setup, which works properly ...
- 121
2
votes
1
answer
1k
views
KVM Networking - assign IP to each VM by outside DHCP
I am new to KVM and am having a problem with setting up the networking. I want each VM to get its IPs assigned by the network's DHCP, not the internal DHCP that the KVM keeps trying to set up. In ...
0
votes
1
answer
600
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Open vSwitch and port translation
we've got a very specific requirement which I want to solve with Open vSwitch. It already works somehow - can you show me what I'm missing here?
Requirement: a Docker container connected to a mac-vlan ...
- 1
0
votes
1
answer
3k
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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 ...
- 11
3
votes
1
answer
2k
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How to setup a GRE 3 host mesh without loops and forwards with OpenVSwitch?
I'm setting up a quite simple 3 host Proxmox (Debian) HA cluster. All VMs should be in the same subnet and when one fails over to another host inside the VM no reconfiguration should be required and ...
- 187
1
vote
1
answer
3k
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how to bring up network-interfaces and bridges in specific order at boot time
Currently, my setup is having many nodes, each having RHEL 7 installed, with each node having only one single interface. I am using ovs-bridge and a vlan-tagged interface within the host. I use vlan-...
- 152
-1
votes
1
answer
799
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Hosts cannot ping in two name spaces using Open Vswitch
I have two name spaces red and blue. Red is connected to host1, and blue is connected to host2,
but these two hosts cannot ping each other. Here is the commands that I put:
ip link add host1 type ...
- 99
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 ...
0
votes
1
answer
979
views
Mininet additional veth pair between host and server
For those who don’t know - Mininet is a tool that allows for the automated creation of multiple OVS switches, chroot linux ‘containers’ as hosts and links them all together to prototype OVS powered ...
- 333
2
votes
0
answers
2k
views
access tap interface in network namespace across machines
I want to be able to access services running on a TAP interface within a namespace from outside the machine where it is running. I have setup that looks like this -
VM1/Machine1
+eth0 : Public ...
- 143
2
votes
2
answers
4k
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OpenVSwitch between namespaces
I'm trying to configure a bridge between two TAP interfaces each created inside their own network namespace, on Linux.
I'm using OpenVSwitch as software bridge.
These are the steps that I believe ...
- 158