tag:blogger.com,1999:blog-1852980805947568568.post8880809576754576923..comments2024-03-15T15:53:19.783+05:30Comments on Security Unplugged !!!: Installing CPqD switch, invoke using Mininet and OpenFlow 1.3 for CommunicationPraveen Dhttp://www.blogger.com/profile/17038388927215157898noreply@blogger.comBlogger17125tag:blogger.com,1999:blog-1852980805947568568.post-72239270846477788982014-09-18T12:17:36.540+05:302014-09-18T12:17:36.540+05:30Hey, Praveen. I've installed everything and wh...Hey, Praveen. I've installed everything and when i execute the sudo mn command, the topology is being created. But, ping is not working. All the packets are being dropped.<br /><br />h1 to h2 - ping not working<br />h1 to s1 - ping working<br />h2 to s1 - ping working<br /><br />s1 to h2 - ping not working (?)<br />Help me with this.Freblogghttps://www.blogger.com/profile/15529026104819416920noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-30712115161702872662014-09-08T21:23:14.191+05:302014-09-08T21:23:14.191+05:30@Durga
Execute on Linux prompt not on Mininet prom...@Durga<br />Execute on Linux prompt not on Mininet prompt.Praveen Dhttps://www.blogger.com/profile/17038388927215157898noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-35027037228984855062014-09-08T17:36:40.729+05:302014-09-08T17:36:40.729+05:30Hey, for getting the stats and dpid of the switche...Hey, for getting the stats and dpid of the switches, you have given two commands, but where should i execute them?<br />In the mininet prompt? Please let me know. :)Freblogghttps://www.blogger.com/profile/15529026104819416920noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-44903277841467449872014-07-25T18:03:06.015+05:302014-07-25T18:03:06.015+05:30This comment has been removed by the author.Anonymoushttps://www.blogger.com/profile/14222965681631175263noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-55266796663661389202014-07-02T14:17:58.178+05:302014-07-02T14:17:58.178+05:30@Praveen Darshanam , i have the same problem with ...@Praveen Darshanam , i have the same problem with yashas bharadwaj.<br /><br />gramm.y:89:43: note: in definition of macro ‘PFL_ERROR’<br />#define PFL_ERROR(l, pi, s) do{ pfl_error(l, pi, s); YYERROR; }while(0)<br />^<br />make[2]: *** [nbpflcompiler/CMakeFiles/nbpflcompiler.dir/parser.cpp.o] Error 1<br />make[1]: *** [nbpflcompiler/CMakeFiles/nbpflcompiler.dir/all] Error 2<br />make: *** [all] Error 2<br /><br />Do you know how to solve thos problem?<br />Thank you !!!<br />Anonymoushttps://www.blogger.com/profile/00968338787467535376noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-28731557878257304302014-06-10T10:01:30.705+05:302014-06-10T10:01:30.705+05:30I am able to see one switch using example command ...I am able to see one switch using example command above, it has correct name (MD_SAL|openflow:1) :) I can check its statistics (and it shows OF1.3-featured parametres) using REST interface, but when I look at flow table it's empty despite the fact that simpleForwarding app is running on the controller and controller is not showing any links between switches when i try more complex topologies (e.g --topo=tree,3). Flow tables for switches are empty too.<br /><br />This is my mininet output:<br />oflab@oflab:~/mininet$ sudo mn --topo=tree,3 --mac --switch=user,protocols=OpenFlow13 --controller=remote,ip=127.0.0.1<br />[sudo] password for ******: <br />*** Creating network<br />*** Adding controller<br />*** Adding hosts:<br />h1 h2 h3 h4 h5 h6 h7 h8 <br />*** Adding switches:<br />s1 s2 s3 s4 s5 s6 s7 <br />*** Adding links:<br />(h1, s3) (h2, s3) (h3, s4) (h4, s4) (h5, s6) (h6, s6) (h7, s7) (h8, s7) (s1, s2) (s1, s5) (s2, s3) (s2, s4) (s5, s6) (s5, s7) <br />*** Configuring hosts<br />h1 h2 h3 h4 h5 h6 h7 h8 <br />*** Starting controller<br />*** Starting 7 switches<br />s1 s2 s3 s4 s5 s6 s7 <br />*** Starting CLI:<br />mininet> h1 ping h2<br />PING 10.0.0.2 (10.0.0.2) 56(84) bytes of data.<br />From 10.0.0.1 icmp_seq=1 Destination Host Unreachable<br />From 10.0.0.1 icmp_seq=2 Destination Host Unreachable<br />and so on...<br />Bartosz Polańczykhttps://www.blogger.com/profile/10482825138677164292noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-72357216518706537972014-06-10T08:37:34.037+05:302014-06-10T08:37:34.037+05:30@Bartosz, are you successfully executing mn comman...@Bartosz, are you successfully executing mn command, are u able to see the hosts on ODL Controller. Controller should also support OF1.3.<br />Paste the error here!Praveen Dhttps://www.blogger.com/profile/17038388927215157898noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-66846036015154873062014-06-10T08:30:29.368+05:302014-06-10T08:30:29.368+05:30Checked interfaces, I even tried fresh install fro...Checked interfaces, I even tried fresh install from clean VM (Ubuntu 13.04, following your tutorial step-by-step) and using ODL 1.0 Base with -of13 flag - still can't even ping between hosts... <br />When using OVSK on old VM everything works out-of-the-box, except, of course, OF 1.3 features.<br /><br /><br />Bartosz Polańczykhttps://www.blogger.com/profile/10482825138677164292noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-89300340260723536962014-06-07T23:07:18.944+05:302014-06-07T23:07:18.944+05:30@Gustavo/Bartosz
I didn't try iperf so just gu...@Gustavo/Bartosz<br />I didn't try iperf so just guessing!! Check if interfaces are down on mininet terminal/host. Run ifup intf_name i.e. ifup eth0. Check the flow rules/iptables.Praveen Dhttps://www.blogger.com/profile/17038388927215157898noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-50502855153712124772014-06-07T22:00:43.046+05:302014-06-07T22:00:43.046+05:30I have the same problem, how do you solve the prob...I have the same problem, how do you solve the problem? any ideaAnonymoushttps://www.blogger.com/profile/13581363041142428003noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-26586505424022533682014-06-03T22:57:55.321+05:302014-06-03T22:57:55.321+05:30I have the same problem as ogre - using opendaylig...I have the same problem as ogre - using opendaylight (regardless of the type of the distribution - tested integration and openflowplugin) switch does not seem to create flows based on simple forwarding app (which is active - checked it using "ss simple" command). Bartosz Polańczykhttps://www.blogger.com/profile/10482825138677164292noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-17623925156373318032014-05-26T01:04:29.148+05:302014-05-26T01:04:29.148+05:30Whenever I start iperf in TCP mode, something happ...Whenever I start iperf in TCP mode, something happens after the connection get established (the topology doesn't matter) that then even ping can't be done anymore (gives Destination host unreachable) and then hosts start sending ARP messages. <br /><br />Before starting iperf, everything works, even iperf in UPD mode. Any idea what could this be?<br /><br />Thanks in advanceAnonymoushttps://www.blogger.com/profile/02991585388541792520noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-2455903666327143862014-05-26T00:54:04.817+05:302014-05-26T00:54:04.817+05:30This comment has been removed by the author.Anonymoushttps://www.blogger.com/profile/02991585388541792520noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-23719583665846294012014-05-11T01:08:32.617+05:302014-05-11T01:08:32.617+05:30@yashas, post the error on mininet mailer list.
my...@yashas, post the error on mininet mailer list.<br />my 2 cents, make sure you use sudo also clean/uninstall previous versions of mininetPraveen Dhttps://www.blogger.com/profile/17038388927215157898noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-75535188279083919362014-05-11T00:26:11.507+05:302014-05-11T00:26:11.507+05:30Hi,
I am unable to proceed beyond sudo ./install....Hi,<br /><br />I am unable to proceed beyond sudo ./install.sh -n3fx . I have mininet version 2.1.0p. When i execute the step above there is a build error as below<br /><br />gramm.y:89:43: note: in definition of macro ‘PFL_ERROR’<br /> #define PFL_ERROR(l, pi, s) do{ pfl_error(l, pi, s); YYERROR; }while(0)<br /> ^<br />make[2]: *** [nbpflcompiler/CMakeFiles/nbpflcompiler.dir/parser.cpp.o] Error 1<br />make[1]: *** [nbpflcompiler/CMakeFiles/nbpflcompiler.dir/all] Error 2<br />make: *** [all] Error 2<br /><br />Please helpAnonymoushttps://www.blogger.com/profile/09216858634826384902noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-29659323988770858052014-04-29T21:13:42.103+05:302014-04-29T21:13:42.103+05:30Yes, you can. Better cross verify :-)
ODL pulled u...Yes, you can. Better cross verify :-)<br />ODL pulled using controller.git doesn't support OF1.3.<br />Use integration.git or openflowplugin.git for OF1.3 support.<br /><br />Let me know f you have any further queries.Praveen Dhttps://www.blogger.com/profile/17038388927215157898noreply@blogger.comtag:blogger.com,1999:blog-1852980805947568568.post-35350172537194302412014-04-29T19:40:59.278+05:302014-04-29T19:40:59.278+05:30Hi, can this OF 1.3 mininet environment be control...Hi, can this OF 1.3 mininet environment be controlled by opendaylight?<br />I follow your instruction, but the hosts cannot communication when ODL is used. ogrehttps://www.blogger.com/profile/03681555687122716865noreply@blogger.com