Open vSwitch
https://www.openvswitch.org15.10.2010 · What is Open vSwitch? Open vSwitch is a production quality, multilayer virtual switch licensed under the open source Apache 2.0 license. It is designed to enable massive network automation through programmatic extension, while still supporting standard management interfaces and protocols (e.g. NetFlow, sFlow, IPFIX, RSPAN, CLI, LACP, 802.1ag).
Debian -- Details of package openvswitch-ipsec in sid
packages.debian.org › sid › openvswitch-ipsecOpen vSwitch IPsec tunneling support. Open vSwitch is a production quality, multilayer, software-based, Ethernet virtual switch. It is designed to enable massive network automation through programmatic extension, while still supporting standard management interfaces and protocols (e.g. NetFlow, IPFIX, sFlow, SPAN, RSPAN, CLI, LACP, 802.1ag). In ...