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Explain Presentation layer in OSI model
Three layers are called upper layers a) Application Layer - 7 b) Presentation Layer - 6 c) Session Layer - 5
Options The options fields may be used to provide other functions that are not covered by the header. If the length of the options field is not a multiple of 32 bits
Question 1 Discuss the following Switching Mechanisms- Circuit switching Message switching Packet switching Question 2 Discuss the following IEEE standard
Layered Architecture The best way to understand any complex system is to break it into pieces and then analyze what they do and how they interact. The most logical app
Q. What are the basic key functions of data link layer? Ans: Data link layer transfers data in a structured and reliable manner so that the service given by the physical layer
what are the terms CSU, DSU and TSU?
OSPF ( open Shortest Path First) Open shortest path first is a routing protocols developed for internet protocols networks by the interior gateway protocols working group
An FDDI frame or Token Ring frames those points to serious problem with the ring, like a broken cable. The beacon frame carries the address of the station thought to be down.
What is packet filter? Packet filter is a standard router up to with some extra functionality. The extra functionality permits every incoming or outgoing packet to be inspected
Q. Show the Subnetting process? Subnetting (cont) Subnetting creates an intermediary level of hierarchy IP datagram routing then involves three steps: delivery t
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