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The purpose of internetworking is universal service across heterogeneous networks. To give this service all computers, and routers have to agree to forward information from a source on one network to a specified receiver. The task is complicated as frame formats and addressing procedures may differ. The key of achieving universal service is universal protocol software (TCP/IP).
A virtual network is given in the figure that TCP/IP software gives to users and applications.
Q. What is Authentication ? - Verification of sender's identity. - Accomplished through a digital signature, which is based on public key encryption/decryption. - Uses re
What is redirector? Redirector is software that intercepts file or prints I/O requests and changes them into network requests. This comes under presentation layer.
Reliability is the probability of success ; where success is defined as compliance to specified requirements. A system or an item is considered reliable if it performs satisfactori
Q. What is Peripheral Connect Interface? PCI signify Peripheral Connect Interface. It's the revolutionary high speed expansion bus presented by Intel. With the growing signifi
a) Consider that a host is sending a frame of 1200 bytes to another host found 20 Kilometers away. (Assume that switching delay is negligible) i) Calculate the total latency (
Q. Show the Character-level Encryption? - Substitutional - Monoalphabetic - simplest form; also called Caesar cipher - Every character is replaced with another character
Point out the drawbacks of Token Ring. Few of the drawbacks of Token Ring are: a. Token Ring is very costly. All topology components cost much more than other more popular s
what range is this
The Internet protocol mentions the rules that describe the details of how computers communicate. It exactly mentions how a packet should be formed & how a router should forward eac
FCS= Frame Check Sequence CRC (Cyclic Redundancy Check) algorithm runs in switch that known as FCS (Frame Check Sequence)
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