If you want more help with this then you need to provide a network diagram
and some details.
Are your switches linked? If not then that is your problem.
Did you disable mac spoofing on your switches?
What make and model are your switches.
Did you do any LACP bonding between switches?
Since your is
https://www.dropbox.com/s/pq953p0wbsfseu7/Screenshot%202017-06-08%2011.19.07.png?dl=0
Yes i am sure ;)
--
GrĂ¼sse
Daniel
Am 08.06.17, 01:12 schrieb "List im Auftrag von Espen Johansen"
:
Are you sure you disabled IGMP completely?
On Wed, Jun 7, 2017, 16:44 Mark Wiater wrote: