Ryu -- Mininet Sample: k=4 Fat Tree

- Start Ryu manager (optional:with GUI needed files)

ryu-manager --verbose --observe-links ryu.app.simple_switch ryu.app.rest_topology  ryu.app.ofctl_rest ryu.topology.switches

- Start Ryu GUI controller

./ryu/ryu/gui/controller.py

- Start mininet: a k=4 fat tree topology
- Open browser and show the topology (If in the same machine, just link to 127.0.0.1:8000)

• raw topology

• rearrange

• topology with stp enabled