Hi Tanvir, Please keep the mailing list.
On 2016年06月16日 13:18, [email protected] wrote: > Hi Iwase > > > I have one more problem. I am wrting a python script for the RYU controller > in which the controller has to send different rules to different switches. > Now, the problem is how to define a specific switch by using the ryu script? If can identify a specific switch by Datapath-ID (dpid), you can get datapath instance by dpid. The following post might be helpful for you. https://sourceforge.net/p/ryu/mailman/message/34234741/ Thanks, Iwase > Please note that I want to use the python script (not the rest API). I did > not get any help regarding this issue (specifing switch) from the RYU book. > > It will be a great help, if you kindly show me the way. > > Thanks > -Tanvir > > > ________________________________________ > From: Iwase Yusuke <[email protected]> > Sent: Thursday, 16 June 2016 10:07 AM > To: Ul Huque, Tanvir (Data61, Eveleigh) > Cc: [email protected] > Subject: Re: [Ryu-devel] packet train generation from the RYU controller > > Hi, > > On 2016年06月15日 18:43, [email protected] wrote: >> Hi Iwase >> >> >> Thanks a lot for your reply :) >> I have already checked the RYU-book. This book does not answer that question. >> Actually my question is, >> "How can RYU controller generate, and send packet flow from itself to a >> particular switch" > > To generate packet data, you can use "Packet Library". > Of course, you can send the generated packet data by Packet-Out messages. > > http://osrg.github.io/ryu-book/en/html/packet_lib.html#generation-of-packets-serialization > > Thanks, > Iwase > >> >> Please note that RYU controller can send message response to switches. But, >> I want to send a data packet flow, generated from the RYU controller, to the >> switch. >> >> Thanks again >> -Tanvir >> ________________________________________ >> From: Iwase Yusuke <[email protected]> >> Sent: Wednesday, 15 June 2016 4:32 PM >> To: Ul Huque, Tanvir (Data61, Eveleigh) >> Cc: [email protected] >> Subject: Re: [Ryu-devel] packet train generation from the RYU controller >> >> Hi, >> >> For writing your own Ryu application, please refer to Ryu-Book first. >> The following explains the basic usage with a simple Ryu application. >> (Including sending packets to switches and getting packets from switches) >> http://osrg.github.io/ryu-book/en/html/switching_hub.html >> >> Thanks, >> Iwase >> >> On 2016年06月15日 14:03, [email protected] wrote: >>> Hi >>> >>> >>> >>> >>> I am a beginner. I am using the mininet, and RYU to develop a SDN scenario. >>> >>> >>> Question: How can RYU controller generate, and send dummy packet or packet >>> train to a particular switch ? >>> >>> >>> Thanks >>> >>> -Tanvir >>> >>> >>> >>> >>> ------------------------------------------------------------------------------ >>> What NetFlow Analyzer can do for you? Monitors network bandwidth and traffic >>> patterns at an interface-level. Reveals which users, apps, and protocols are >>> consuming the most bandwidth. Provides multi-vendor support for NetFlow, >>> J-Flow, sFlow and other flows. Make informed decisions using capacity >>> planning >>> reports. >>> http://pubads.g.doubleclick.net/gampad/clk?id=1444514421&iu=/41014381 >>> >>> >>> >>> _______________________________________________ >>> Ryu-devel mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/ryu-devel >>> >> ------------------------------------------------------------------------------ >> What NetFlow Analyzer can do for you? Monitors network bandwidth and traffic >> patterns at an interface-level. Reveals which users, apps, and protocols are >> consuming the most bandwidth. Provides multi-vendor support for NetFlow, >> J-Flow, sFlow and other flows. Make informed decisions using capacity >> planning >> reports. >> http://pubads.g.doubleclick.net/gampad/clk?id=1444514421&iu=/41014381 >> _______________________________________________ >> Ryu-devel mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/ryu-devel >> ------------------------------------------------------------------------------ What NetFlow Analyzer can do for you? Monitors network bandwidth and traffic patterns at an interface-level. Reveals which users, apps, and protocols are consuming the most bandwidth. Provides multi-vendor support for NetFlow, J-Flow, sFlow and other flows. Make informed decisions using capacity planning reports. http://pubads.g.doubleclick.net/gampad/clk?id=1444514421&iu=/41014381 _______________________________________________ Ryu-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/ryu-devel
