Firewall
|
Advantages
|
Disadvantages
|
Static Package Filtering |
Low CostEfficient PerformanceAccording transparent to users |
Limited control capabilities.They are not hidden the inside network structure.They can only understand the network protocols. |
Dynamic Package Filtering |
The attacks are blocked at the top level.According transparent to users.Included all OSI models. |
It is difficult to make advanced user registration.It is difficult to make the filters of complex applications. |
Proxy Servers |
Setting and programming is easy.It has control and user recording tools.They can understand the protocols in the application layer. |
Low performance.According transparent to users |