DALBUFMX specifies the maximum number of buffers to be allocated to a line at one time. It is mutually exclusive with the NCP key (DALNCP). When you code DALBUFMX, # and LEN must be one, and PARM contains the number of buffers. The maximum PARM value is '0F' (15).
KEY # LEN PARM
0033 0001 0001 04