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What is Connection-oriented communication
Connection-oriented communication can be in three phases. In establishment phase a request is made to set up the connection. Only after this phase has been fruitfully completed can data transfer phase be started and data transported. Then comes release phase. Connectionless communication never has these phases. It just sends data.
Name various types of guided and unguided transmission media. If you are connecting your office computers through a local area network which transmission media would you use? Why?
Switched Ethernet In switched networks a switch device identifies the destination address and routes the frame to the specific port to which the destination station is conn
As there will be more devices there will be more traffic of information. We can include capacity to WAN by adding more links and packet switches. Packet switches use not have compu
Lat take the CONNECT (client side), LISTEN, and ACCEPT (server side) socket primitives a) Why are these three needed for a TCP connection? b) Why are none of them needed for a U
What are different ways of securing a computer network? There are lots of ways to do this. Install reliable and updated anti-virus program on all computers. Make sure firewalls
categories of LAN
Token Ring Implementation Sequence of 150-ohm shielded twisted-pairs sections Output port on every station connected to input port on the next Frame is passed to
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
Q. Describe about Cryptography? - Some media cannot be protected from unauthorized reception (or interception) - Encryption involves transforming the original information in
PACKET SWITCHES: To span large distances or several computers, networks must removed shared phase with packet switches. Each switch moves whole packet from one connection to
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