[wiki:WikiStart Orbit] > [wiki:OTG OTG] > [wiki:OTG/ScriptsRepository Scripts Repository] > Forwarding Example {{{ require 'net/http' require 'uri' Experiment.name = "hop-2" Experiment.project = "orbit:mutli-hop" #Experiment.defProperty('rate', 10, 'Kilo Bits per second sent from sender') #Experiment.defProperty('packetSize', 512, 'Size of packets sent from sender') #Experiment.defProperty('destinationIP','12.0.0.7','The sink of the flow') # # Define nodes used in experiment # defNodes('sender', [4,3]) {|node| node.image = nil # assume the right image to be on disk node.prototype("test:proto:sender", { 'destinationHost' => '12.0.0.7', 'packetSize' => 1024, 'rate' => 300, 'protocol' => 'udp' }) node.net.w0.mode = "managed" node.net.w0.ip = "11.0.0.4" node.net.w0.gateway="11.0.0.1" } defNodes('receiver', [7,6]) {|node| node.image = nil # assume the right image to be on disk node.prototype("test:proto:raw_receiver" , { 'dstfilter' => '12.0.0.7', 'rxdev' => 'ath0', 'protocol' => 'raw' }) node.net.w0.mode = "master" } defNodes('forwarder, [5,8]) {|node| node.image = nil # assume the right image to be on disk node.prototype("test:proto:forwarder", { 'protocol' => 'raw', 'rxdev' =>'ath0', 'txdev' =>'ath0', 'ipFilter' => "12.0.0.7", 'nextHopMAC' =>'00:0E:35:85:0F:59' }) node.net.w0.ip="11.0.0.1" node.net.w0.mode = "managed" } allNodes.net.w0 { |w| w.essid = "helloworld" } # # Now, start the application # whenAllInstalled() {|node| wait 30 allNodes.startApplications wait 40 Experiment.done } }}}