1. Purpose
2. Principle of work
3. Settings3.1. The configuration file4. Filter
3.2. Data sources
3.3. A current condition
3.4. Users4.1. An example of the filter5. Reading of statistics
4.2. The description of filter elements
4.3. Rules - "traps"
4.4. Debugging of the filter - "observer"5.1. The Java-client6. Outside interaction6.1. Protocol
6.2. The network interface
6.3. The PIPE-interface