Hi ian,

If you follow the thread, this proposal was bumped.  So, no... the
controller sends the LLDP.

Regards
KK

On 14 April 2010 21:41, 曾毓元 <[email protected]> wrote:
> Thanks Martin,
>
> So it just to do this work ? and other question,
> (Q1) What information will be get? Such as, this switch IP, the
> neighbor node IP, or something.
> (Q2) This LLDP packet sends by who? Is controller or switch.
> (Q3) If it is switch to do this work, then it is every switch to do
> it? or just one ...
>
> Because I have ever see this in the openflow switch website.
> http://www.openflowswitch.org/wk/index.php/OpenFlow_v1.0#Neighbor_Discovery
>
> Sorry, I really want to know.
>
> Thank you so much.
>
>
>
> Regards
> Ian
>
>
>
> 2010/4/15 Martin Casado <[email protected]>:
>> That pretty much describes it.  Nox uses a very simplistic discovery method
>> of sending out a unique LLDP packet per connected switch port.  On receipt
>> of an LLDP packet it can then determine the link-state based on the incoming
>> port and switch that the packet was received on.
>>
>> .martin
>>
>>> Dear all:
>>> Sorry to bother to everyone.
>>> But I am very interested about the NOX Controller can use discovery to
>>> find the complete topology.
>>> But the related sites are not very detailed description of its
>>> process. Anyone can tell me in detail how it is done?
>>>
>>> research
>>> http://noxrepo.org/manual/app-index.html#discovery
>>>
>>> it only say:
>>> Discovery sends LLDP packets out of every switch interface. It uses
>>> received LLDP packets to detect switch links, at which time it
>>> generates Link_events.
>>>
>>>
>>> Regards
>>> Ian
>>>
>>> _______________________________________________
>>> nox-dev mailing list
>>> [email protected]
>>> http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org
>>>
>>
>>
>
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