If it's giving you that same error, it really seems like something else is listening. Can you try something like:
./pox.py openflow.of_01 --port=7890 ? -- Murphy On Jun 7, 2013, at 9:14 AM, Arturo Martín wrote: > Hi Murphy, > > I am now sure that there is nothing listen on the 6633 port. > > I have tried to reinstall pox with git clone http://github.com/noxrepo/pox > and then, when I invoke pox.py forwarding.l2_learning the system shows the > same errors messages. > > > I test this comamnd line in several host and the problem persist. > > > Please, could you help me? > > > Many thanks in advance. > > > 2013/5/4 Arturo Martín <[email protected]> > Ok, > > Thanks a lot Murphy. I will try it. > > > 2013/5/3 Murphy McCauley <[email protected]> > It appears that something else is listening on the same port as POX (6633). > You can use lsof to find it. Or just check the process list for likely > candidates (other OpenFlow controllers or other instances of POX). > > Or you could just switch which port POX listens to from 6633 to something > else... > https://openflow.stanford.edu/display/ONL/POX+Wiki#POXWiki-HowcanIchangetheOpenFlowportfrom6633 > > -- Murphy > > On May 3, 2013, at 9:18 AM, Arturo Martín wrote: > >> Hi all, >> >> I have updated into Ubuntu 12.10 recently and when I run the same program as >> into Ubuntu 11.04 (in wich works perfectly) shows the following error: >> >> root@host:/home/myuser/pox# ./pox.py forwarding.l2_learning >> POX 0.1.0 (betta) / Copyright 2011-2013 James McCauley, et al. >> INFO:core:POX 0.1.0 (betta) is up. >> Task <OpenFlow_01_Task/tid1> caused exception and was de-scheduled >> Traceback (most recent call last): >> File "/home/myuser/pox/pox/lib/recoco/recoco.py", line 276, in cycle >> rv = t.execute() >> File "/home/myuser/pox/pox/lib/recoco/recoco.py", line 94, in execute >> return self.gen.send(v) >> File "/home/myuser/pox/pox/openflow/of_01.py", line 842, in run >> listener.bind((self.address, self.port)) >> File "/usr/lib/python2.7/socket.py", line 224, in meth >> return getattr(self._sock,name)(*args) >> error: [Errno 98] Address already in use >> >> In ubuntu 11.04 shows: >> >> root@host:/home/myuser/pox# ./pox.py forwarding.l2_learning >> POX 0.0.0 / Copyright 2011 James McCauley >> DEBUG:core:POX 0.0.0 going up... >> DEBUG:core:Running on CPython (2.6.5/Oct 1 2012 22:04:36) >> INFO:core:POX 0.0.0 is up. >> This program comes with ABSOLUTELY NO WARRANTY. This program is free >> software, >> and you are welcome to redistribute it under certain conditions. >> Type 'help(pox.license)' for details. >> DEBUG:openflow.of_01:Listening for connections on 0.0.0.0:6633 >> Ready. >> POX> >> >> >> Please, could you help me with that? Any idea about this happen? >> >> Many thanks in advance. >> >> Kind regards. >> > > > > > -- > Arturo. > > > > -- > Arturo.
