Server Fault Stack Exchange
Server Fault Stack Exchange

Questions tagged [openvswitch]

106 questions
1
vote
1 answer

Direct Veth Pair vs Linux Bridge

I'm trying different network configurations between LXC containers to learn something and have fun. I've just found out that two containers can communicate with just a veth pair, so I'd like to know from experts why all the tutorials show procedures…
JumpAlways
  • 143
  • 3
  • 9
1
vote
1 answer

Running dnsmasq in docker container on Debian - check_dhcp ignores dnsmasq

I'm testing configuration for my dnsmasq DHCP on my Virtualbox Debian machine. On production I want dnsmasq to provide static IP addresses to guest systems running via qemu + libvirt + openvswitch ( that one I got covered, they are running via…
sebastian_t
  • 111
  • 1
  • 5
1
vote
1 answer

Linux Spanning Tree between Bond and an interface

I try to do something with network virtualisation to get my Proxmox server ready for production in an HA environment i'm using openvswitch 2.5 the Setup that i try to reach: My Server which has 4 interfaces 3 link to switch1 and 1 link to switch2…
Gorshok
  • 29
  • 11
1
vote
0 answers

Bind OVSBridge to an already bound port

I want to enslave a NIC to OVSBridge which is already enslaved to a Bridge. Is that possible, if yes, how ?
Bhavya Arora
  • 111
  • 3
1
vote
0 answers

Connect Open vSwitch to interface in a VM OpenStack

I have single VM in OpenStack, with a single interface eth0. I want that all the traffic that goes in and out is passed trough a Open vSwitch (where I will have some flow rules). I did the following: ovs-vsctl add-br br0 ovs-vsctl add-port br0…
user2293959
  • 111
  • 2
1
vote
1 answer

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-tagged virtual-interfaces to process the…
Rahul
  • 152
  • 1
  • 2
  • 6
1
vote
0 answers

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 bridge and all other ports are up, none of them have a…
rommon
  • 11
  • 1
1
vote
0 answers

network switch features recommended for use with open vswitch

I am looking to setup openvswitch to use with a handful (<10) servers and need a couple of ethernet switches to implement this. Are there any features that are recommended to be present in the physical switches that would enable the overlay network…
Matt--12345
  • 121
  • 3
1
vote
0 answers

How to set network configuration for openflow on openwrt?

I made a custom build Openwrt (barrier breaker) with Openflow 1.3 and I could connect it to ryo simple_switch_13 controller in outofband mode. Ehternet port number 3 and 4 are set as openflow ports but when I connect a device to these ports and set…
Ardalan Pouyabahar
  • 11
  • 4
1
vote
0 answers

Openvswitch 802.3ad not working properly.

I have set up the catalyst and tested with standard bonding to work normally. bond+bridge had no issues. I then recreated using openvswitch and set bond0 to balance-tcp the 2ndary port is now always down unless the primary is unplugged. I…
Kendrick
  • 293
  • 4
  • 16
1
vote
3 answers

MTU on Open vSwitch Bridge/Port

How to set MTU value for an Open vSwitch bridge from command line? I have tried man pages, I failed. Thank you.
Shan
  • 153
  • 1
  • 1
  • 8
1
vote
1 answer

Deleting port on one openvswitch bridge causes change in MAC address on another bridge

I am trying to set an explicit MAC address on an openvswitch bridge named br-ex. I am running Fedora 20 and using the native ifdown/ifup commands to configure the bridge (details of my network configuration files are at the bottom of this…
larsks
  • 43,623
  • 14
  • 121
  • 180
1
vote
1 answer

Openstack Neutron stabilty problems

I have a fairly simple Openstack setup for a PoC. 2 nodes, both running Nova, and everything else on node 1. It is running CentOS 6 and was set up using RDO. Importantly I am using Neutron for the networking, with GRE tenant networks set up from the…
chriscowley
  • 523
  • 4
  • 17
1
vote
0 answers

open flow controller + openvswitch. how?

I have a computer that's running openvswitch and I want to create a backup. I'm thinking about moving the controller away from the server on which openvswitch runs, and create multiple openvswitch servers that are all bound to one controller. I have…
philip.roth
  • 11
  • 2
1
vote
1 answer

Does Open vSwitch put attached interfaces into promiscuous mode?

When I use Linux bridging to bridge a virtual machine to a physical NIC, I have to explicitly set the NIC to promiscuous mode so that ethernet frames that were destined for the VM would make it to the bridge. Is this required when using Open…
Lorin Hochstein
  • 5,028
  • 15
  • 56
  • 72
1 2
3
4 5 6 7 8