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What are proxy servers and how do they protect computer networks?
Proxy servers primarily stop external users who identifying the IP addresses of an internal network. Without information of the correct IP address, even the physical location of the network can't be identified. Proxy servers can make a network virtually invisible to external users.
Length This is a 16 bit field that defines the total length of the user datagram, header plus data. This 16 bit can define a total length of a 0 to 65, 535 bytes.
Can you describe PPP link process step by step?
Discuss the interdependence of networking hardware and software. Is it possible to have one without the other?
Q. Error Detection-Redundancy? In its place of repeating the entire data stream a shorter group of bits may be appended to the end of each unit. Called as -redundancy?
explaination of framing in datalink layer .
Hyper Cube A Hypercube interconnection network is increament of cube network. Hypercube interconnection network for n ≥ 3, can be distinct recursively as follow: For n = 3,
We use IDSN supports high speed voice, data and video and is a good choice for many small businesses.
Modulation and DeModulation
Q. Host System in TCP-IP model? - Standards adopted because of widespread use like (Internet) - The protocols came first plus the model was really just a description of the
Q. Illustrate the Model for Network Security? - A message is transferred from one party (Principal) to another. - A logical information channel is founded between the t
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