Description
Asianux 2.0 provides a network exploring tool and security scanner ---- Nmap.
Scanner is a kind of program that automatically examines security weak of long-distance or local host computers. Use scanner, we can obtain plenty of information from long-distance server.

Contents:
1. Brief introduction of Nmap
2. User guide of Nmap
   -Des-cription
   -Option and parameter
3. Example of using Nma