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Q. Show the Drawbacks of Go-back-N?
Drawbacks of Go-back-N
- Inefficient
- Every out of order received packets are discarded (receiver side is simplified)
- This is a trouble in a noisy link
- Many frames should be retransmitted -> bandwidth consuming
- Solution
- Re-send merely the damaged frames
- Selective Repeat ARQ
- Avoid unnecessary retransmissions
Q. Comparing Transport for TCP/IP and osi model? - The features of TCP and UDP defined at TCP/IP Transport Layer correspond to many of the requirements of the OSI Transport Lay
Repeaters - Operate only in physical layer - Connects two segments of the same LAN - Both segments must be of the same protocol - Only forwards frames; does not filter
What are gateways? Gateways give connectivity among two or more network segments. It is usually a computer that runs the gateway software and gives translation services. This t
List the steps included in creating the checksum. a. Separate the data into sections b. Add the sections together using 1's complement arithmetic c. Take the complement o
We can deactivate advanced editing us using terminal no editing
Name the layer responsible for putting 1s and 0s into a logical group? Ans) Frames are broken down into 1s and 0s and placed onto the physical medium by the Data Lin layer.
Enumerate about the server modules WebDAV is one of the best-used server modules and many companies developing Intranet software or groupware as well as various publishing and
When a switch is said to be congested? It is possible that a switch receives packets faster than the shared link can accommodate and keeps in its memory, for an extended period
Q. Illustrate the Advantages of VLANs? - Cost and time reduction in moving stations from one group to another - Creation of virtual workgroups - Security Position of
There is only an application layer which is closer to user and also gives many application which user directly linked.for ex:- web browser
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