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What are the key functions of data link layer?
Data link layer transfers data in a structured and reliable manner so that the service given by the physical layer is utilized by data link layer. Major function of data link layer is framing and media access control.
Point out the major advantages of Ring Topology. The benefits of ring topologies are: a. They are very simple to troubleshoot because every device incorporates a repeater.
Discuss the interdependence of networking hardware and software. Is it possible to have one without the other?
a) An Introduction/Overview of Network Security issues. b) A Risk Assessment analysis- to include: Assets T
Drawback of Repeaters. Repeater has no filtering capability as it forwards every frame. Repeater shell be placed at accurate distance before actual signal becomes
Virtual channel is normally a link from one source to one destination, although multicast connections are also allowed. The other name for virtual channel is virtual circuit.
What is Security solutions Though there are a number of security solutions available due to sophistication in technology, there are a number of risks and difficulties attached
Selective Repeat ARQ - Processing at the receiver additionally complex - The window size is reduced to 2(m-1) (2m/2 at most) - Both the transmitter as well as the receiv
TCP (Transmission Control Protocol) and UDP are used by TCP/IP. SPX (Sequenced Packet Exchange) is used with IPX. NBP (Name Binding Protocol) is used with Appletalk.
Can you describe transport and tunnel mode in detail with datagram packets?
Describe the concept of broad cast and multi-cast?
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