The error is obtained due the unsupported
version from OvS. I suggest you try to test by changing openflow version in
the command for OvS.
On Thu, Feb 14, 2019, 10:20 AM Joaquin Gonzalez <joagonza...@gmail.com
wrote:
> Check within the switch if the configuration has been submitted correctly.
>
> I've been doing that using OVS commands directly within the switch like
> this:
>
> def configureOVSdb(switches):
> i = 1
> for switch in switches:
> s = 's' + str(i)
> info('*** Configurando OpenFlow13 en ' + s)
> switch.cmd( 'ovs-vsctl set Bridge ' + s + ' protocols=OpenFlow13' )
> info('*** Configurando OVSDB port')
> switch.cmd( 'ovs-vsctl set-manager ptcp:6632' )
> i = i + 1
>
> .....
> class MyTopo( Topo ):
> "Test topology"
>
> def build( self, **opts ):
>
> # add switches
> s1 = self.addSwitch( 's1' )
> s2 = self.addSwitch( 's2' )
>
> # add hosts
> h1 = self.addHost( 'h1' )
> h2 = self.addHost( 'h2' )
> self.addLink( h1, s1 )
> self.addLink( h2, s2 )
> self.addLink( s1, s2 )
>
>
> def run():
>
> topo = MyTopo()
> # Defining remote controller (Ryu)
> controller = RemoteController( 'c0', ip='127.0.0.1', port=6633 )
> net = Mininet( topo=topo, controller=controller, autoSetMacs=True )
> net.start()
>
> # Enviroment settings
> controllerUrl = controller_query('0.0.0.0', '8080')
>
> # Get nodes - could be built with for in the future
> [s1, s2] = [net.get('s1'), net.get('s2')]
> [h1, h2] = [net.get('h1'), net.get('h2')]
> switches = [s1, s2]
> hosts = [h1, h2]
> ports = ['5001', '5002', '5003']
> time = 20
> sleep(3)
>
> # Configurar protocolo y manager - could be a method
> configureOVSdb(switches)
>
> El mié., 13 feb. 2019 a las 9:07, Wajahat Hussain Mir (<
> mir.wajahat.huss...@gmail.com>) escribió:
>
>> Hi Joaquin,
>>
>> I have already set the protocols field inside the switch as "OpenFlow13".
>> Could you suggest something else in this regard?
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> With Regards
>> Mir Wajahat Hussain
>>
>>
>> On Wed, Feb 13, 2019 at 5:27 PM Joaquin Gonzalez <joagonza...@gmail.com>
>> wrote:
>>
>>> You should change the version supported in OVSwitch in order to make it
>>> work with OF1.3, by default is 1.0
>>>
>>> El mié., 13 feb. 2019 08:38, Wajahat Hussain Mir <
>>> mir.wajahat.huss...@gmail.com> escribió:
>>>
>>>> Hi All,
>>>>
>>>> I am running a python script whose code is shown below and when i'm"
>>>> invoking *simple_switch_13.py* on the other side of the terminal i'm
>>>> getting the errors as shown below
>>>>
>>>> unsupported version 0x1. If possible, set the switch to use one of the
>>>> versions [4] on datapath ('127.0.0.1', 39050)
>>>> unsupported version 0x1. If possible, set the switch to use one of the
>>>> versions [4] on datapath ('127.0.0.1', 39051)
>>>> unsupported version 0x1. If possible, set the switch to use one of the
>>>> versions [4] on datapath ('127.0.0.1', 39052)
>>>> unsupported version 0x1. If possible, set the switch to use one of the
>>>> versions [4] on datapath ('127.0.0.1', 39053)
>>>>
>>>> Further when the same python script is run when invoking
>>>> *simple_switch.py* it works fine.The Python script is shown below as
>>>>
>>>>
>>>> from mininet.node import *
>>>> from mininet.net import Mininet,Link
>>>> from mininet.cli import CLI
>>>>
>>>> net = Mininet( )
>>>>
>>>> c1 = net.addController('c1',controller=RemoteController)
>>>>
>>>> print("Adding Switches")
>>>> s1 = net.addSwitch('s1', cls=OVSSwitch, protocols='OpenFlow13')
>>>> s2 = net.addSwitch('s2', cls=OVSSwitch, protocols='OpenFlow13')
>>>> s3 = net.addSwitch('s3', cls=OVSSwitch, protocols='OpenFlow13')
>>>>
>>>> print("Adding Host to the Network")
>>>>
>>>> h1 = net.addHost('h1')
>>>> h2 = net.addHost('h2')
>>>> h3 = net.addHost('h3')
>>>>
>>>> print("Adding links to the network")
>>>>
>>>> net.addLink(h1,s1)
>>>> net.addLink(h2,s2)
>>>> net.addLink(h3,s3)
>>>> net.addLink(s2,s1)
>>>> net.addLink(s2,s3)
>>>>
>>>> c1.start()
>>>> net.start()
>>>>
>>>> print net.pingAll()
>>>>
>>>> CLI(net)
>>>> net.stop()
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> With Regards
>>>> Mir Wajahat Hussain
>>>> _______________________________________________
>>>> Ryu-devel mailing list
>>>> Ryu-devel@lists.sourceforge.net
>>>> https://lists.sourceforge.net/lists/listinfo/ryu-devel
>>>>
>>>
>
> --
> *Joaquin Gonzalez*
> *Celular:* (11) 15-6-518-7224
> *Web*: http://uc.jgonzalez.com.ar
> *PGP:* 4EEECCB12AB45A19A5AFCEAAFA0F690CF96788E0
> <http://uc.jgonzalez.com.ar/PGP/PublicKey.txt>
> ----
> Exploit. A defect in the game code (see bug) or design that can be used to
> gain unfair advantages.
>
> _______________________________________________
> Ryu-devel mailing list
> Ryu-devel@lists.sourceforge.net
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>
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