Discovery of a host with already known IP address fails with: address family must be specified
|Assigned To:||Lukas Zapletal|
|Target version:||Plugin 6.0|
|Velocity based estimate||-|
If a host is being discovered with an IP that is already assigned to an existing Host or Discovered Host, we error out with "address family must be specified".
We should give a proper error instead.
Let's test also against MAC addresess.