The object indicating the maximum number of Class F
data frames which can be transmitted by an
Interconnect_Port without receipt of accompanying
ACK or Link_Response frames. The minimum value of
end-to-end credit is one. The end-to-end credit
field specified is associated with the number of
buffers available for holding the Data_Field of a
Class F frame and processing the contents of that
Data_Field by the Interconnect_Port supplying the
parameters.