Hi Kiran, *./ryu/app/simple_switch_13.py *can store mac-to-port data and add flow entry to switch, when it is not running, the packet can't reach to the host because there is no flow entry in the switch and no packet-in handler (*https://github.com/osrg/ryu/blob/master/ryu/app/simple_switch_13.py#L62 <https://github.com/osrg/ryu/blob/master/ryu/app/simple_switch_13.py#L62>*)
Takeshi 2014-10-27 11:24 GMT+08:00 Kiran Kumar <[email protected]>: > Hi Takeshi, > Thanks for your quick reply. > I'm running following command in ubuntu. > *sudo mn --topo linear,4 --mac --controller remote --switch ovsk* > > As suggested when I run the following command, I see a complete mesh > topology instead of linear in GUI.But I achieved my purpose, I can ping the > hosts mutually. > *PYTHONPATH=. ./bin/ryu-manager --observe-links > ./ryu/app/gui_topology/gui_* > > > *topology.py ./ryu/app/simple_switch_13.py* > > *[image: Inline image 2]* > > > But When I run the following > > *PYTHONPATH=. ./bin/ryu run --observe-links > ryu/app/gui_topology/gui_topology.py* > > I got the GUI topology as expected but I can't ping the hosts. > > [image: Inline image 1] > > It would be great if you can explain what makes this difference and I want > to achieve the ping and GUI topology at the time. > Please let me know if you need any details from me. > > Thanks & Regards > Kiran Rokkam > > > On Sun, Oct 26, 2014 at 6:52 PM, Yi Tseng <[email protected]> wrote: > >> Hi >> >> Just add your ryu application to argument >> >> PYTHONPATH=. ./bin/ryu-manager --observe-links >> ./ryu/app/gui_topology/gui_topology.py ./ryu/app/simple_switch_13.py >> >> >> Best regards. >> Takeshi >> >> 2014-10-27 9:02 GMT+08:00 Kiran Kumar <[email protected]>: >> >>> Hi Team, >>> I'm new to RYU controller. >>> >>> I'm trying to run gui_topology app and ryu controller at the same. >>> >>> To start topology diagram >>> >>> PYTHONPATH=. ./bin/ryu run --observe-links >>> ryu/app/gui_topology/gui_topology.py >>> >>> To start ryu controller >>> >>> PYTHONPATH=. ./bin/ryu-manager ryu/app/simple_switch_13.py >>> >>> >>> Can you please tell me is there way to run the both of them at the same >>> time ? >>> >>> I tried different ways to run the same but did not work. >>> >>> Please help. >>> >>> Thanks & Regards >>> Kiran Rokkam >>> >>> >>> ------------------------------------------------------------------------------ >>> >>> _______________________________________________ >>> Ryu-devel mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/ryu-devel >>> >>> >> >
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