simple_router's Introduction

Simple Router

An OpenFlow controller that emulates layer 3 switch (router).

Prerequisites

Ruby 2.0.0 or higher.
Open vSwitch (apt-get install openvswitch-switch).

Install

$ git clone https://github.com/trema/simple_router.git
$ cd simple_router
$ bundle install --binstubs

Play

The lib/simple_router.rb is an OpenFlow controller implementation that emulates a layer 3 switch (router). Run this like so:

$ ./bin/trema run ./lib/simple_router.rb -c trema.conf

Then ping from host1 (192.168.1.2) to host2 (192.168.2.2):

$ ./bin/trema netns host1
$ ping 192.168.2.2
PING 192.168.2.2 (192.168.2.2) 56(84) bytes of data.
64 bytes from 192.168.2.2: icmp_seq=1 ttl=64 time=75.5 ms
64 bytes from 192.168.2.2: icmp_seq=2 ttl=64 time=82.3 ms
64 bytes from 192.168.2.2: icmp_seq=3 ttl=64 time=101 ms
64 bytes from 192.168.2.2: icmp_seq=4 ttl=64 time=83.3 ms
64 bytes from 192.168.2.2: icmp_seq=5 ttl=64 time=78.2 ms
64 bytes from 192.168.2.2: icmp_seq=6 ttl=64 time=76.4 ms
64 bytes from 192.168.2.2: icmp_seq=7 ttl=64 time=70.9 ms
^C
--- 192.168.2.2 ping statistics ---
7 packets transmitted, 7 received, 0% packet loss, time 6008ms
rtt min/avg/max/mdev = 70.995/81.159/101.180/9.050 ms
----

Enjoy!

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