Extreme Networks

I am running EXOS VM's in Oracle VirtualBox. I have a topology in this order: host1-sw1-sw2-host2. I can ping from host2 to host1, but when I try to ping host1 to host2 the ping fails. I can't ping host2 from sw2 either. Here is snapshot of host1 a...

So I had this network which topology is this: And I had OSPF up and running and everything seemed to be well. I fired up a windows 7 32-bit host machine under Switch1, enabled port 2, added vlan to it as untagged and suddenly Switch1 gave this err...

At first, everything was going as expected as I built my test-network in Virtualbox. Suddenly pings does not go through. I can't even ping virtualbox gateway which is directly connected to the switch (it says "destination unreachable"). Both switches...