Hi Iwase,

I am planning to work on RYU controller and my application would be
something like- multiple controllers controlling a single network topology.
Its my academic project.
Thats why, I asked is there a possibility of connecting different
controllers.


Thanks!
Taha.


On Wed, Oct 18, 2017 at 8:04 PM, Iwase Yusuke <iwase.yusu...@gmail.com>
wrote:

> Hi Taha,
>
> What's the purpose of connecting Ryu to OpenDaylight?
> Clustering with OpenDaylight, for example?
> If so, it is depending on your Ryu application implementation.
> Ryu does not defined the standard way for clustering.
>
> Or, you have already your network managed by OpenDaylight and you want to
> join Ryu as
> a new controller, right?
> In this case, I guess your switches should have the IP address of
> OpenDaylight like;
>
> $ ovs-vsctl show
>   ...(snip)...
>     Bridge "s1"
>         Controller "tcp:<IP of OpenDaylight>:6653"
>         fail_mode: secure
>   ...(snip)...
>
> To add Ryu as a new controller, please add the IP address of Ryu like;
>
> $ ovs-vsctl set-controller <switch_name> "tcp:<IP of OpenDaylight>:6653"
> "tcp:<IP of Ryu>:6653"
>
> Then, your switches will start trying to connect to Ryu.
> (If you are using other OpenFlow switch implementation than OVS, please
> refer to its
> documentation.)
>
> Thanks,
> Iwase
>
>
> On 2017年10月19日 03:58, Taha Khan wrote:
>
>> Hi,
>>
>> I would like to know how can we connect two or more different controllers
>> with RYU.
>> Example- RYU connected to OpenDaylight managing a network.
>>
>> Thanks!
>> Taha
>>
>>
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