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Explain the importance of authentication.
Authentication is the method of verifying a user's credentials before he can log into the network. It is normally performed using a username and password. This gives a secure means of limiting the access from unwanted intruders on the network.
what is compurter network and types, topology, communication media
In link-state routing network topology is filled from route calculation. Switches send link-state information about local joins. Every switch creates own routing tables. It needs
ICMP is used to send error and control messages. Ping uses ICMP to carry the echo-request and echo-reply.
How Does Network Topology Affect The Cost And Network Performance, Computer Science.
Virtual Private Network (VPN) adds the features of both public and private networks. It is fixed to single organization and needs public network for connectivity. These connect
Can you describe the concept of subnetting?
What is IPv6? IPv6, or Internet Protocol version 6, was developed to change IPv4. At present, IPv4 is being used to control internet traffic, butis expected to get saturated in
What is a computer network? Computer Network is a collection of distributed intelligent devices that are connected with each other with transmission media for the purpose of da
802.11 CSMA/CA a) Wait a DIFS time to avoid collision b) Send RTS and wait for CTS reply to obtain the use of the Medium (air) c) Use of SIFS time for control informatio
MPI parallel programs are written with conventional languages like, C and Fortran .One or more header files such as "mpi.h" may be needed to give the necessary definitions and dec
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