Retrieve a comma delimited list of log categories available Retrieve an XML document of the log for the specified category filename Add a log entry to the specified category Add a log entry to the specified category and source (eg such as a server within a farm) Retrieve a comma delimited list of log categories available Retrieve an XML document of the log for the specified category filename Add a log entry to the specified category Add a log entry to the specified category and source (eg such as a server within a farm) Retrieve a comma delimited list of log categories available Retrieve an XML document of the log for the specified category filename Add a log entry to the specified category Add a log entry to the specified category and source (eg such as a server within a farm) Simple Logging methods that can be used to provide a centralised logging service as part of a web/application farm.