set protocols ospf6 area interface vif disable

To enable OSPFv3 on an interface and assign it to an area, use the set protocols ospf6 area interface vif disable command.

set protocols ospf6 vrf vrf-name area area-id interface interface-name vif vif-name disable { true | false }

vrf-name	Optional. Specifies a VRF name. The value is a string. It’s a user-defined VRF set by the command set ip vrf <vrf-name> [description <string>]. Note that: The configuration is in the default VRF if not explicitly bound to any VRF.
area-id	The OSPFv3 area to which the attached network belongs. Use dotted decimal notation, for example, 0.0.0.0 for area 0.
interface-name	Interface name.
vif-name	Virtual interface name.

The following example configures assigns virtual inteface vlan2 to area 0:

admin@Switch# set protocols ospf6 area 0.0.0.0 interface vlan2 vif vlan2 disable false