If you use qualifiers in the command line to define the values of any of the configurable characteristics, these will supersede the values contained in the initialization file. Controls whether a log file of the session is kept. When used to log a modem session, the log file contains any noise that occurred on the phone line. For example, typing a file in order to get it recorded in the log file could result in noise being recorded along with the file data. Therefore, the use of a log file is not recommended for the purpose of file transfers.
Receive buffers are buffers used to receive incoming data from the modem port.
They are allocated as they are required. By default, the maximum number of receive buffers is 100. The minimum number you can specify is 20. EVEN Selects parity on the outgoing terminal line. The modem port read delay is the time interval during which data in the modem port is transferred into receive buffers at the terminal.