Call offering treatment indicators


           8  7  6  5  4  3  2  1
        1  H  G  F  E  D  C  B  A

	bits
	BA		Call to be offered indicator
	0 0		no indication
	0 1		call offering not allowed
	1 0		call offering allowed
	1 1		spare
	bits G-C	Spare
	bit
	H		Extension indicator
	0		information continues through the next octet
	1		last octet