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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
Networking Concepts Q1 What are the main features of TCP connections? Why is it said that TCP provides full-duplex service? Q2 What are the differences between TCP conne
Q. Explain Silly window syndrome? When either sending application sends data gradually or receiving application consumes data slowly - Illustration when 1 byte sent 40 bytes
Discuss about the Hypertext The hypertext allows for the integration of text, graphics, audio and video on a webpate. This can make it very easy to browse and very exciting to
Default size of frame is 1518 bytes
1. What advantages and disadvantages does TCP have for live video teleconferencing applications
What are all the Base services provided by the OS? Interprocess communications (IPC) Task preemption Task priority Local/Remote Interprocess communication Semaphor
ACK Received If an ACK is received by the sender. The SR sender marks that packet as having been received by the receiver.
Bridges The bridge function is to attach separate homogeneous networks. Bridges map the Ethernet address of the nodes residing on each network segment and allow only essential
Q. Explain about Mesh Topology? - Dedicated point-to-point links to each other device - n (n-1)/2 links an every device will have n-1 I/O ports - Advantages - Dedic
The three phase of PPP session establishment are:- A. Link establishment phase B. Authentication phase C. Network layer protocol phase
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