This might be a dumb question but I'm stuck and loosing my mind over this: once you configure the mgmt.vrf in 3.2.1 you're brought into a sub-interface configuration line that looks like this: cumulus@Switch_3:mgmt-vrf:~$ How do you get out of this? and back to: cumulus@Switch_3:~$
If you just want to change your shell prompt to not include the VRF you can edit the .bashrc of your users ( search for "vrf identify prompt" to find the relevant part ). But then you won't see you are in a vrf but your command will still execute in the mgmt vrf.
If you want to actually switch context to the default vrf so your command act on it, you can start a shell in it using :