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.
