InBand

Requirements

• Ryu controller
• If you do not have Ryu, use default ovs controller

How to run

1. Use the following command for running the test case

   sudo python testbed.py

2. In mininet cli use

   xterm h3

   Note : if it throws an error, use xterm cltr

3. Run ryu inside xterm by using the following command in h3/cltr xterm window

   cd ~/ryu; PYTHONPATH=. ./bin/ryu run --observe-links ryu/app/simple_switch.py

4. if you don't have Ryu, you can use controller -v ptcp:6633

5. Use pingall in Mininet cli to check the connectivity

Additional

1. configure_inband_0.1.py is for debugging purpose. It should be used with the following command

   sudo ifconfig lo:1 10.0.0.3/32;sleep 5; sudo mn --topo linear,3 --switch ovsk,inband=True --controller=remote,ip=10.0.0.3

Important Commands

1. ovs-vsctl -- --columns=name,ofport list Interface 2.a sudo ovs-vsctl --columns=other_config list bridge | grep "disable-in-band" 2.b ovs-vsctl set bridge br other-config:disable-in-band=true
2. ovs-appctl bridge/dump-flows br0
3. ovs-vsctl --no-wait set Open_vSwitch . other_config:max-idle=50000