GNS3 / Fusion 12 on MacOS big sur

[grossmj]

Community link: https://gns3.com/community/support/gns3-fusion-12-on-macos-big-sur

Notes from moderator:

VMware changed how virtual networks work in Fusion 12.x when running on Big Sur. The below post provides a little detail as to what is going on:

https://communities.vmware.com/t5/VMware-Fusion-Discussions/missing-vmnet8-from-ifconfig-on-Fusion-12-1-and-macOS-Big-Sur/td-p/2811370