No, no ping unfortunatly. I am using a Vmware EsXi server for created my 
topology so for connected my hosts to my openflow switches I use a Vmware 
virtual switches, you think the problem can come from that ?

Because when I ping, I get a "Destination Host unreachable".  

--  
Julien
Envoyé avec Sparrow (http://www.sparrowmailapp.com/?sig)


Le lundi 21 mai 2012 à 22:58, Murphy McCauley a écrit :

> This doesn't seem to be an error.  Is the ping not going through?
>  
> -- Murphy
>  
> On May 21, 2012, at 1:52 AM, Julien Ratinaud wrote:
> > Ok thank you.
> >  
> > So here is the error I get when I use the pyswitch and spanning_tree 
> > components and I try to ping two host :  
> > http://hpics.li/d09742c
> >  
> > Any idea ?
> > 2012/5/20 Julien Ratinaud <[email protected] 
> > (mailto:[email protected])>
> > > Hello everybody,
> > >  
> > > The problem , if I use only pyswitch I don't get any flows. But I will 
> > > try tomorow morning and I will send the error I get with pyswitch.
> > >  
> > > Me too I have a loop in my network and like you see I have some problems. 
> > > When you tell "add static routing in nox" how are you doing that ? Which 
> > > file you are modifying ? Because I have two host and they are not able to 
> > > ping. So I don't know how to defined the route into NOX.  
> > >  
> > > Thank You
> > >  
> > > Julien Ratinaud
> > >  
> > > 2012/5/20 Qingyun Zuo <[email protected] (mailto:[email protected])>
> > > > Hi, recently I used "routing" component in my mininet. I found that 
> > > > when the topology contained a loop it would lead to routing storm and 
> > > > produce a mass of packets. That is to say, "routing" don't solve the 
> > > > storm problem?   
> > > > My real testbed has a loop, I used to add static routing in nox and 
> > > > manually solve the arp reply packet. But I think that is not good when 
> > > > the topology becomes large. So can anybody help to solve the routing 
> > > > problem?
> > > >  
> > > > 2012/5/20 <[email protected] 
> > > > (mailto:[email protected])>
> > > > >  
> > > > > Date: Fri, 18 May 2012 15:07:44 -0700
> > > > > From: Murphy McCauley <[email protected] 
> > > > > (mailto:[email protected])>
> > > > > To: Julien Ratinaud <[email protected] 
> > > > > (mailto:[email protected])>
> > > > > Cc: [email protected] (mailto:[email protected])
> > > > > Subject: Re: [nox-dev] Problem sp_routing
> > > > > Message-ID:
> > > > >        
> > > > > <CAHC=y9rlbyk+hjm2_17-x+g0gr_cnds_uf0k9tlgcvtqp81...@mail.gmail.com 
> > > > > (mailto:y9rlbyk%2bhjm2_17-x%[email protected])>
> > > > > Content-Type: text/plain; charset="iso-8859-1"
> > > > >  
> > > > > Can you try with just pyswitch?
> > > > >  
> > > > > If you look up the error type and code in the spec, I believe it 
> > > > > refers to
> > > > > a buffer ID being wrong. If it happens with pyswitch, looking at the
> > > > > control traffic in wireshark with the OpenFlow dissector may help to
> > > > > understand why.
> > > > >  
> > > > > -- Murphy
> > > > > On May 18, 2012 2:48 PM, "Julien Ratinaud" <[email protected] 
> > > > > (mailto:[email protected])> wrote:
> > > > >  
> > > > > > Thanks for the reply but still same problem if I use only one.
> > > > > >
> > > > > > 2012/5/18 Murphy McCauley <[email protected] 
> > > > > > (mailto:[email protected])>
> > > > > >
> > > > > >> To start with, pyswitch and routing both do essentially the same 
> > > > > >> job --
> > > > > >> forward packets.  You only need one or the other.
> > > > > >>
> > > > > >> -- Murphy
> > > > > >>
> > > > > >> On May 18, 2012, at 7:32 AM, Julien Ratinaud wrote:
> > > > > >>
> > > > > >> Hello everybody,
> > > > > >>
> > > > > >> I am using NOX in my Openflow network composed of four Openflow 
> > > > > >> switches
> > > > > >> and four clients, when I ping between them, my ping is not 
> > > > > >> succesfull. When
> > > > > >> I launch NOX, I use the component pyswitch, spanning_tree and 
> > > > > >> routing. On
> > > > > >> my controller, I get this message : http://hpics.li/802cd61
> > > > > >>
> > > > > >> Someone know where is the problem ?
> > > > > >>
> > > > > >> Thank you
> > > > > >>
> > > > > >> Best Regards,
> > > > > >>
> > > > > >> Julien Ratinaud
> > > > > >>
> > > > > >>
> > > > > >>
> > > > > >
> > > > > -------------- next part --------------
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> > > > >  
> > > > > ------------------------------
> > > > >  
> > > > > _______________________________________________
> > > > > nox-dev mailing list
> > > > > [email protected] (mailto:[email protected])
> > > > > http://lists.noxrepo.org/listinfo.cgi/nox-dev-noxrepo.org
> > > > >  
> > > > >  
> > > > > End of nox-dev Digest, Vol 3, Issue 18
> > > > > **************************************
> > > >  
> > > >  
> > > >  
> > > > --  
> > > > Best Regards
> > > > Zuo Qingyun
> > > >  
> > >  
> >  
>  

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