-- TS 44.060 - d60
-- 11.2.28a Packet DBPSCH Uplink Ack/Nack
-- Packet DBPSCH Uplink Ack/Nack message content

< Packet DBPSCH Uplink Ack/Nack message content > ::=
	{	< MESSAGE_TYPE : bit (6) == 001001 >
		< RB Id : bit (5) >
		{ 0 | 1	< CONTENTION_RESOLUTION_TLLI : bit (32) > 
				{ 0 | 1 < G-RNTI extension : bit (4) > } }
		{ 0	-- TCH TBF mode
			{ 0 -- All data blocks acknowledged, no retransmission requested
			| 1	< STARTING_SEQUENCE_NUMBER : bit (8) >
				< RECEIVED_BLOCK_BITMAP : bit (128) > }
		| 1	-- DCCH TBF mode
			{ 0 -- All data blocks acknowledged, no retransmission requested
			| 1	< STARTING_SEQUENCE_NUMBER : bit (4) >
				< RECEIVED_BLOCK_BITMAP : bit (8) > } }
		< padding bits > 
		! < DBPSCH message part error : bit (*) = < no string > > } ;