PS: I meant "Hello James", not Henry. I read your name too quickly. I'm sorry for that. My mistake.
On 22 December 2016 at 21:20, Carlos Ferreira <carlosmf...@gmail.com> wrote: > Hello Henry. > > I was using the VM provided at the website for VirtualBox. > Anyway, my issue was resolved. Nicholas hit right on spot with is comment. > I failed to see that the Mac addresses I was specifying, were in fact > broadcast addresses. > > > On 22 December 2016 at 19:23, HENRYDOSS, JAMES <jd5...@att.com> wrote: > >> Hi Carlos, >> >> Can you please let me know what test environment you used for this >> testing. Are you using VM or installed the mininet software source version. >> >> James Henrydoss >> >> >> -----Original Message----- >> From: openflow-discuss [mailto:openflow-discuss-bounc >> e...@mailman.stanford.edu] On Behalf Of Carlos Ferreira >> Sent: Thursday, December 22, 2016 6:47 AM >> To: openflow-discuss@lists.stanford.edu <openflow-disc...@mailman.stan >> ford.edu> >> Subject: [openflow-discuss] mininet not obeying to mac specification, >> when creating a host. >> >> Hello to all! >> To start, I know that there is a mininet mailing list. I have already >> sent an e-mail to there, but until now, I had no response. >> >> This is my issue. >> I have created a python program to create a testing topology. >> For some reason, when I use the "addHost" method and use the argument >> "mac" to specify the mac address for the host interface, mininet ignores >> the provided mac address an seems to create and specify the hosts with >> random mac addresses. >> I do not know why this is happening... Can anyone help me? >> >> This is my Python program >> #### Starts here >> >> #!/usr/bin/python2 >> >> """ >> Custom Network Topology >> >> 2 different zones each controlled by a different Controller >> Each controller manages 3 OpenFlow switches >> Each OF Switch has 3 hosts connected >> Each zone has a triangle shaped topology, where all switches are >> conected to the controller >> >> 2 Switches from each zone, interconnect the two zones >> - Switch 2 from Zone 1 connects to the Switch 1 from Zone 2 >> - Switch 3 from Zone 1 connects to the Switch 2 from Zone 2 >> >> The two controllers are remote controllers, residing outside from >> the mininet environment. >> >> """ >> from struct import pack >> from mininet.net import Mininet >> from mininet.node import RemoteController from mininet.log import >> setLogLevel from mininet.cli import CLI >> >> >> def byteStr2HexStr(byteStr): >> return ''.join([str.format("{:02X}", ord(x)) for x in >> byteStr]).strip() >> >> setLogLevel('info') >> >> >> net = Mininet(build=False) >> >> c1 = net.addController("c1", controller=RemoteController, >> ip='192.168.1.254', port=6631) >> c2 = net.addController("c2", controller=RemoteController, >> ip='192.168.1.254', port=6632) >> >> c1_s1 = net.addSwitch("c1_s1", protocols='OpenFlow13', >> dpid=byteStr2HexStr(pack("!Q", 1)), mac='01:00:00:01:01:00') >> c1_s2 = net.addSwitch("c1_s2", protocols='OpenFlow13', >> dpid=byteStr2HexStr(pack("!Q", 2)), mac='01:00:00:01:02:00') >> c1_s3 = net.addSwitch("c1_s3", protocols='OpenFlow13', >> dpid=byteStr2HexStr(pack("!Q", 3)), mac='01:00:00:01:03:00') >> c2_s1 = net.addSwitch("c2_s1", protocols='OpenFlow13', >> dpid=byteStr2HexStr(pack("!Q", 4)), mac='01:00:00:02:01:00') >> c2_s2 = net.addSwitch("c2_s2", protocols='OpenFlow13', >> dpid=byteStr2HexStr(pack("!Q", 5)), mac='01:00:00:02:02:00') >> c2_s3 = net.addSwitch("c2_s3", protocols='OpenFlow13', >> dpid=byteStr2HexStr(pack("!Q", 6)), mac='01:00:00:02:03:00') >> switches_c1 = [c1_s1, c1_s2, c1_s3] >> switches_c2 = [c2_s1, c2_s2, c2_s3] >> >> >> c1_s1_h1 = net.addHost("c1_s1_h1", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c1_s1_h1")], >> ip='0.0.0.0', mac='01:00:00:01:01:01') >> c1_s1_h2 = net.addHost("c1_s1_h2", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c1_s1_h2")], >> ip='0.0.0.0', mac='01:00:00:01:01:02') >> c1_s1_h3 = net.addHost("c1_s1_h3", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c1_s1_h3")], >> ip='0.0.0.0', mac='01:00:00:01:01:03') >> c1_s2_h1 = net.addHost("c1_s2_h1", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c1_s2_h1")], >> ip='0.0.0.0', mac='01:00:00:01:02:01') >> c1_s2_h2 = net.addHost("c1_s2_h2", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c1_s2_h2")], >> ip='0.0.0.0', mac='01:00:00:01:02:02') >> c1_s2_h3 = net.addHost("c1_s2_h3", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c1_s2_h3")], >> ip='0.0.0.0', mac='01:00:00:01:02:03') >> c1_s3_h1 = net.addHost("c1_s3_h1", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c1_s3_h1")], >> ip='0.0.0.0', mac='01:00:00:01:03:01') >> c1_s3_h2 = net.addHost("c1_s3_h2", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c1_s3_h2")], >> ip='0.0.0.0', mac='01:00:00:01:03:02') >> c1_s3_h3 = net.addHost("c1_s3_h3", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c1_s3_h3")], >> ip='0.0.0.0', mac='01:00:00:01:03:03') >> >> c2_s1_h1 = net.addHost("c1_s1_h1", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c2_s1_h1")], >> ip='0.0.0.0', mac='01:00:00:02:01:01') >> c2_s1_h2 = net.addHost("c1_s1_h2", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c2_s1_h2")], >> ip='0.0.0.0', mac='01:00:00:02:01:02') >> c2_s1_h3 = net.addHost("c1_s1_h3", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c2_s1_h3")], >> ip='0.0.0.0', mac='01:00:00:02:01:03') >> c2_s2_h1 = net.addHost("c1_s2_h1", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c2_s2_h1")], >> ip='0.0.0.0', mac='01:00:00:02:02:01') >> c2_s2_h2 = net.addHost("c1_s2_h2", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c2_s2_h2")], >> ip='0.0.0.0', mac='01:00:00:02:02:02') >> c2_s2_h3 = net.addHost("c1_s2_h3", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c2_s2_h3")], >> ip='0.0.0.0', mac='01:00:00:02:02:03') >> c2_s3_h1 = net.addHost("c1_s3_h1", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c2_s3_h1")], >> ip='0.0.0.0', mac='01:00:00:02:03:01') >> c2_s3_h2 = net.addHost("c1_s3_h2", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c2_s3_h2")], >> ip='0.0.0.0', mac='01:00:00:02:03:02') >> c2_s3_h3 = net.addHost("c1_s3_h3", >> privateDirs=['/home/mininet/Scenarios/Hosts/{}'.format("c2_s3_h3")], >> ip='0.0.0.0', mac='01:00:00:02:03:03') >> hosts = [c1_s1_h1, c1_s1_h2, c1_s1_h3, c1_s2_h1, c1_s2_h2, c1_s2_h3, >> c1_s3_h1, c1_s3_h2, c1_s3_h3, c2_s1_h1, c2_s1_h2, c2_s1_h3, c2_s2_h1, >> c2_s2_h2, c2_s2_h3, c2_s3_h1, c2_s3_h2, c2_s3_h3] >> >> >> net.addLink(c1_s1_h1, c1_s1) >> net.addLink(c1_s1_h2, c1_s1) >> net.addLink(c1_s1_h3, c1_s1) >> net.addLink(c1_s2_h1, c1_s2) >> net.addLink(c1_s2_h2, c1_s2) >> net.addLink(c1_s2_h3, c1_s2) >> net.addLink(c1_s3_h1, c1_s3) >> net.addLink(c1_s3_h2, c1_s3) >> net.addLink(c1_s3_h3, c1_s3) >> >> net.addLink(c2_s1_h1, c2_s1) >> net.addLink(c2_s1_h2, c2_s1) >> net.addLink(c2_s1_h3, c2_s1) >> net.addLink(c2_s2_h1, c2_s2) >> net.addLink(c2_s2_h2, c2_s2) >> net.addLink(c2_s2_h3, c2_s2) >> net.addLink(c2_s3_h1, c2_s3) >> net.addLink(c2_s3_h2, c2_s3) >> net.addLink(c2_s3_h3, c2_s3) >> >> net.addLink(c1_s2, c2_s1) >> net.addLink(c1_s3, c2_s2) >> >> net.build() >> >> for switch in switches_c1: >> switch.start([c1]) >> >> for switch in switches_c2: >> switch.start([c2]) >> >> for host in hosts: >> host.cmdPrint("dhclient {} &".format(host.defaultIntf().name)) >> >> CLI(net) >> net.stop() >> ### Ends Here. >> >> >> I start this program, named "testing_scenario.py", inside the Ubuntu VM >> provided in the mininet website, by using the following console >> command: >> sudo ./testing_scenario.py >> >> -- >> >> Carlos Miguel Ferreira >> Researcher at Telecommunications Institute Aveiro - Portugal Work E-mail >> - c...@av.it.pt Skype & GTalk -> carlosmf...@gmail.com LinkedIn -> >> http://www.linkedin.com/in/carlosmferreira >> _______________________________________________ >> openflow-discuss mailing list >> openflow-discuss@lists.stanford.edu >> https://mailman.stanford.edu/mailman/listinfo/openflow-discuss >> > > > > -- > > Carlos Miguel Ferreira > Researcher at Telecommunications Institute > Aveiro - Portugal > Work E-mail - c...@av.it.pt > Skype & GTalk -> carlosmf...@gmail.com > LinkedIn -> http://www.linkedin.com/in/carlosmferreira > -- Carlos Miguel Ferreira Researcher at Telecommunications Institute Aveiro - Portugal Work E-mail - c...@av.it.pt Skype & GTalk -> carlosmf...@gmail.com LinkedIn -> http://www.linkedin.com/in/carlosmferreira
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