Design and Realization of Net Filter Based on URL
Haoyu Zhou · Jisuanji gongcheng · 2006
The design and realization of net filter are discussed.By analyzing the kernel of Linux system,the realization of filter is designed by these two steps: package captured and package filtered.In the process of design,the model of URL tree,the communication skill between different layers(the skill regarding the large scale data transmission between different layers and the active sending signals from kernel to process) and the skill of package captured.