Introduction to Open vSwitch (OVS)

An Introduction to Open vSwitch (OVS).
Twitter: @davidmahler
LinkedIn:   / davidmahler  

Links:
Intro to OpenFlow:    • Introduction to OpenFlow  
Open vSwitch project page: http://openvswitch.org
OVS Deep Dive Presentation :    • Open vSwitch Deep Dive The Virtual Sw...  
OVS FAQs: http://openvswitch.org/faq
OVS Official Documentation: http://openvswitch.org/support/
Brent Salisbury's Blog: http://networkstatic.net/

Commands used in this video:
#show ovs current config summary
ovs-vsctl show

#add a bridge
ovs-vsctl add-br mybridge

#turn up mybridge interface
ifconfig mybridge up

#add eth0
ovs-vsctl add-port mybridge eth0

#remove eth0's IP addressing
ifconfig eth0 0

#make mybridge interface get a DHCP IP
dhclient mybridge

#add tap interfaces
ip tuntap add mode tap vport1
ip tuntap add mode tap vport 2

#add tap interfaces to mybridge
ovs-vsctl add-port mybridge vport1 -- add-port mybridge vport2

#view forwarding table (mac address table)
ovs-appctl fdb/show

#see mapping of OpenFlow ports to system ports
ovs-ofctl show mybridge

#see flow entries (OpenFlow) on mybridge
ovs-ofctl dump-flows mybridge

#see records in ovsdb-server tables
ovs-vsctl list Bridge
ovs-vsctl list Port
ovs-vsctl list Interface