Ideally nmcli should give a warning about the lack of NetworkManager-team plugin when creating a connection of type team
nmcli shows the connections are successfully created,
$ nmcli con add type team ifname myteam0
Connection 'team-myteam0' (b40105ac-f51c-49d5-890f-b368f7999ea7) successfully added.
$ nmcli con add type ethernet ifname eth0 master myteam0
Connection 'team-slave-eth0' (e76244c6-27f6-4a8d-9c9f-5255a9a1a920) successfully added.
but gives a warning when trying to bring up the connection,
$ nmcli c up team-slave-eth0
Error: Connection activation failed: Can not find a master for team-slave-eth0: Master connection not found or invalid
Ideally nmcli should give a warning about the lack of NetworkManager-team plugin when creating a connection of type team.