There are network storm security issues and a waste of IP address issues in current AG bearer network.

In recent years,the endless network violence,has caused the serious harm to the party,simultaneously damaged the society to be harmonious,brought blight easily to the society,especially to the young people.

This text devides four parts to elaborate network violence.

Through the human flesh search, over-mining the people\'s privacy and expose it, even carry out the personal attacks on others in the real life, which between the virtual and the reality , the so-called moral trial is often called network violence or the kidnapping of public opinion.

Generally,people believe that the violence of network derives from the mob of internet.

Then, three substantial factors of Net Brainstorm (NBS), which is the core of Net Team Innovation, are analyzed, such as meeting compere, meeting attendee and meeting theme.

New algorithm for computing ventilation network reliability based on network simplification technology;

Improvement of determination method of path quantity in ventilation network;

Determination of mine ventilation network max-flow based on independent paths;

To counter the characteristics of New Qidaoliang Extra Long Tunnel with high altitude,changeable climatic condition and complicated air flow,the ventilation system under different operating condition is emulatively analyzed by network ventilation theory.