OSI2

Concerns the protocol level. This where framing with its according functions is implemented.

Information about:

Received data as byte dump

Sent data as byte dump

Function codes for 101

Errors on this level, e.g. in the framing

APCI for 104 (870-5-104 5)

Levels

Msg: Frame interpreting
Debug:
Received and sent data
Frame analysis.
New Master connection.
Deep Debug: Every request about existence of characters. Produces a large number of logging entries!