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How Does a Firewall Protect
Firewalls work by controlling the information that comes in and out of the network. By using the Application Proxy service, the flow of information to the network can be controlled. A proxy is an application program that permits or forbids access by accepting or rejecting requests sent to it. Only valid users can log in and pass through a proxy service. It works on the Application level of the OSI model . Another technique that can be used is Encryption. A firewall may also combine encryption to provide confidentiality and authenticity. However this feature never works alone but is always combined with one of the above methods.
Q. What are the Routing Techniques? Routing Routing Techniques Static versus Dynamic Routing Routing Table for classful Addressing Routing Table for Cl
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Disadvantages of OSPF protocol i) Single Area ii) High Hardware Requirements iii) Troubleshooting
What is SAP? Series of interface points that permit other computers to interact with the other layers of network protocol stack is known as SAP.
List the steps included in creating the checksum. a. Separate the data into sections b. Add the sections together using 1's complement arithmetic c. Take the complement o
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Network Infrastructure: This project will require replacement of major networking components throughout the office. Virtualization will result in increased speed and reliability fo
What are the benefits of using subneting?
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