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
>>
>
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