Extreme Networks

We have been problems with a stack of switches when only one power phase failed, part of the stack shutdown. However, if stack changes management, one of each ports attached into the uplink(LAG) is recognized as a path physical and not as LAG. Multi...

B5 Switches with POE not delivering Power. The POE CLASS showed the number 43712512 and all POE devices were not working. We changed the switch and the problem was solved. Trying to understand the problem, we updated this switch and the POE CLASS ...

We have all ports with maclock protection with no dynamic entries and violation enable. All day we have violations with invalid mac addresses detected by switch. Macs like 00:00:00:10:12:00. or AB:00:AB:00:11:11 and many others that doesnt have a v...

Hi, I have two links for different ISPs. My question is how can I test the principal link (default route) by a health check ICMP with next hope and in case of fail, the router S8 automaticaly change the default route for the secondary link. Tks fo...