Renamed to intfoptions.py for consistency

examples/intfoptions.py

@@ -0,0 +1,48 @@
+#!/usr/bin/python
+
+'''
+example of using various TCIntf options.
+reconfigures a single interface using intf.config()
+to use different traffic control commands to test
+bandwidth, loss, and delay
+'''
+
+from mininet.net import Mininet
+from mininet.log import setLogLevel, info
+from mininet.link import TCLink
+
+def intfOptions():
+    "run various traffic control commands on a single interface"
+    net = Mininet( autoStaticArp=True )
+    net.addController( 'c0' )
+    h1 = net.addHost( 'h1' )
+    h2 = net.addHost( 'h2' )
+    s1 = net.addSwitch( 's1' )
+    link1 = net.addLink( h1, s1, cls=TCLink )
+    link2 = net.addLink( h2, s1 )
+    net.start()
+    
+    # flush out latency from reactive forwarding delay
+    net.pingAll()
+
+    info( '\n*** Configuring one intf with bandwidth of 5 Mb\n' )
+    link1.intf1.config( bw=5 )
+    info( '\n*** Running iperf to test\n' )
+    net.iperf()
+
+    info( '\n*** Configuring one intf with loss of 50%\n' )
+    link1.intf1.config( loss=50 )
+    info( '\n' )
+    net.iperf( ( h1, h2 ), l4Type='UDP' )
+    
+    info( '\n*** Configuring one intf with delay of 15ms\n' )
+    link1.intf1.config( delay='15ms' )
+    info( '\n*** Run a ping to confirm delay\n' )
+    net.pingPairFull()
+    
+    info( '\n*** Done testing\n' )
+    net.stop()
+
+if __name__ == '__main__':
+    setLogLevel( 'info' )
+    intfOptions()