Extreme Networks

I am setting up GNS EXOS VM but facing below error while importing firmware version in to GMS3. Can anybody advise please?

I have two stacks of 870s as a Core and X690 as an edge switch. To create MLAG, I found peer & ISC configuration details from below:https://extremeportal.force.com/ExtrArticleDetail?an=000079895But I couldn't found any article covering both core and ...

Difference Between G1 & G2 series switches (in general)?

Does Extreme Switches support Dual-Stack IPv4/IPv6? If so, does it support on all Summit & BlackDiamond switches? Is there any licensing level requirement?

One of my customer established connectivity of one edge switch (X440) through two uplinks with two core switches (X460) stacked together. If any one uplink goes down, traffic shift to other uplink takes around 57 sec for them which is too much. They ...