Extreme Networks

What are the versions of ERS4850 - because the SW versions you mention above (4.2.3 and 6.1) are both VSP code releases - not ERS4850......

Hi Siobhan, VSP4850 is not a stackable switch - so I presume you mean clustered with another switch. The answer is yes you can downgrade it 100%, but as I recall you might have to downgrade to release 5.0 first because I think it will fail if you tr...