LogLevel
Enumeration of log levels.
@ TRACE
Trace. (Internal operations to send and receive messages.)
@ WARN
Warnings. (Unexpected conditions which don't stop operations.)
@ INFO
Information. (Not used in this library.)
@ CRITICAL
Critical. (Unexpected conditions which can stop all operations in communication.)
@ ERROR
Error. (Unexpected conditions which stop some operations in communication.)
@ DEBUG
Debug. (Log of messages, initialization and finalization of clients and servers.)