WLAN camera like Flexidome 8000i not reachable in an IPv6 network environment

When does the issue occurs:

Note: issue is only present on cameras with WLAN option enabled

When you use the Flexidome 8000i or other future cameras with WLAN option enabled (default ON) in an IPv6 network environment (no IPv4 possible)
the cameras will become unreachable to Ping and also not detectable when they are in a different VLAN

The camera can only be reached when connected in the same VLAN/Switch as where the client PC is

Solution :

Turn off the WLAN option: