Computer Networks Answers

 Compare the Go-back N protocol with the rest of the protocols for effective frame transmission in Datalink Layer

Consider a scenario where a “Class C” network is divided into 7 subnets of fixed

length. Design each subnet and find the IP Range and subnet mask of each subnet. (Choose

any class C address)

example of transition IPv4 to IPv6 address

A sender needs to send the two data items 110001 and 100110, find the checksum at

sender and receiver to check if there is any error or not?

Find the first address, last address and the number of addresses of a network whose one of the IP addresses is 72.280.220.112 / 27

A sender needs to send the two data items 110001 and 100110, find the checksum at sender and receiver to check if there is any error or not?

An organization is granted a block of addresses with the beginning address

70.10.27.0/28. The organization needs to have 3 subblocks of addresses to use in its three

subnets: Use VLSM. Design the network and plot it completely with respective subnets, IP

range, Network IDs .

Consider a scenario where a “Class C” network is divided into 7 subnets of fixed length. Design each subnet and find the IP Range and subnet mask of each subnet. (Choose any class C address).

Find the first address, last address and the number of addresses of a network whose one of the IP addresses is 72.250.220.112 / 27.

Discussion Topic: Cryptography

Give a brief overview of this area. Describe and list several Cipher methods. Explain Cryptographic algorithms and give several examples.