sorry Murphy, the topology i need to have is same as above but i have 2 hosts per AS instead of 1.
Can you please tell me how to get the betta branch of pox. I installed it using $ git clone http://github.com/noxrepo/pox I am new to using pox.. Is it a different version? On Tue, Nov 6, 2012 at 11:37 AM, William Emmanuel S. Yu <[email protected]>wrote: > ** > You need to be running the betta branch of pox. > > Based on the current double controller script file, h0 should not be able > to ping h2 but s0 gets the request and it triggers a PacketIn to c0 because > there is no corresponding flows in s0. So if you are running my controller > you will see the broadcast attempts but no flow is added in c0. > > Good luck! > "Sent on the move." > ------------------------------ > *From: * yashwanth kp <[email protected]> > *Sender: * [email protected] > *Date: *Tue, 6 Nov 2012 11:28:16 +0530 > *To: *Murphy McCauley<[email protected]> > *Cc: *pox-dev<[email protected]> > *Subject: *Re: [pox-dev] multiple controller problem > > William i tried to run your component in pox.. But i got the following > error: > > openflow@mininet-vm:~/pox$ sudo ./pox.py log.level --DEBUG > samples.of_sw_tutorial_oo openflow.of_01 --port=6633 > POX 0.0.0 / Copyright 2011 James McCauley > DEBUG:samples.of_sw_tutorial_oo:Initializing switch SW_IDEALPAIRSWITCH. > Traceback (most recent call last): > File "./pox.py", line 352, in main > if doLaunch(): > File "./pox.py", line 152, in doLaunch > f(**params) > File "/home/openflow/pox/pox/samples/of_sw_tutorial_oo.py", line 327, in > launch > core.Interactive.variables['MySwitch'] = MySwitch > File "/home/openflow/pox/pox/core.py", line 346, in __getattr__ > raise AttributeError("'%s' not registered" % (name,)) > AttributeError: 'Interactive' not registered > > I just copied the file from your github directory to my samples directory > in pox. Do i have to do anything more to get it running? > > Murphy I am trying to have 2 different autonomous systems in a single > topology.. The of_double_controller.py script has 2 controllers which > belong to 2 different AS and the AS are connected via the switches.. > > The topology is: > > c0 c1 > | | > s0------s1 > | | > h0 h1 > > The hosts here are in different subnets.. And both the controllers are > remote.. > The host in one network cannot ping the host in the other network.. > My aim is to build a component that would help 2 or more AS communicate.. > > > On Tue, Nov 6, 2012 at 11:15 AM, Murphy McCauley < > [email protected]> wrote: > >> On Nov 5, 2012, at 9:39 PM, yashwanth kp wrote: >> > But I wanted to know when h0 pings h2 where exactly are these packets >> dropped? >> > I wanted to keep track of the packets that come from other autonomous >> systems. >> > How can i do this because i dont see any log message saying dropping >> packet so and so.. >> > Do the packets from one autonomous systems reach the controller of the >> other autonomous system ? >> >> Can you draw or describe the topology you are imagining? >> I am guessing if you compare it to the network you're creating in >> of_double_controller.py... they're not the same thing. >> >> -- Murphy > > > > > -- > Regards, > > Yashwanth K P > Final Year , B.Tech > NITK, Surathkal > Contact: +91-9538403606 > > -- Regards, Yashwanth K P Final Year , B.Tech NITK, Surathkal Contact: +91-9538403606
