[ NoAccessorMethod ]
[ Version ( since = "1.24" ) ]
public string group_address { owned get; set; }
If specified, The MAC address of the multicast group this bridge uses for STP.
The address must be a link-local address in standard Ethernet MAC address format, ie an address of the form 01:80NMSettingBridge:C2
:00:00:0X, with X in [0, 4..F]. If not specified the default value is 01:80NMSettingBridge:C2:00:00:00.