Identifies the maximum burst size capable across this virtual connection.
VALID ENTRIES:
Position 1
A = 0 (maximum burst size of high priority cells)
B = 0+1 (maximum burst size of all cells [i.e., of high and low priority])
Positions 2 - 8
Maximum cell rate requested
USAGE: This field is conditional.
NOTE 1: Optional when SCCT field is “C” or “D”, otherwise prohibited.
DATA CHARACTERISTICS: 8 alpha/numeric characters
EXAMPLE: A 1 5 4 4 0 0 0