Yet another SDN / OpenFlow software switch
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Latest commit d7eed13 Jun 5, 2018

Lagopus Software Switch

Lagopus software switch is a yet another OpenFlow 1.3 software switch implementation. Lagopus software switch is designed to leverage multi-core CPUs for high-performance packet processing and fowarding with DPDK. Many network protocol formats are supported, such as Ethernet, VLAN, QinQ, MAC-in-MAC, MPLS and PBB. In addition, tunnel protocol processing is supported for overlay-type networking with GRE, VxLAN and GTP.

How to use Lagopus vswitch

Supported hardware

Lagopus can run on Intel x86 servers and virtual machine.

  • CPU
    • Intel Xeon, Core, Atom
  • NIC
  • Memory: 2GB or more

Supported distribution

  • Linux
    • Ubuntu 14.04, Ubuntu 16.04
    • CentOS 7
  • FreeBSD
  • NetBSD


Lagopus Official site is


Your contribution are very welcome, submit your patch with Github Pull requests. Or if you find any bug, let us know with Github Issues.


All of the code is freely available under the Apache 2.0 license.