[Output Only] The type of the firewall policy. Can be one of
HIERARCHY, NETWORK, NETWORK_REGIONAL.
Values:
UNDEFINED_TYPE (0):
A value indicating that the enum field is not
set.
HIERARCHY (69902869):
No description available.
NETWORK (413984270):
No description available.
NETWORK_REGIONAL (190804272):
No description available.
UNSPECIFIED (526786327):
No description available.