Why is IP called ‘best-effort delivery’ protocol?
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Which one is not done by Data link layer ? 1. bit stuffing 2. LRC 3. CRC 4. parity check
The physical layer service is a non-confirmed service. Assume that some bits of data are lost during transmission over physical media, which layer will detect the loss and take some remedial measures. Explain any one method clearly depicting how this operation is performed.
Explain any three error detection and correction techniques.
Why does ATM use the cell of small and fixed length ?
What are the advantages and disadvantages of router
17 Answers Cisco, Cognizant, HP, IBM, TATA,
What problems with the network you had had and how you solved it?
how we can access 2 networks at a time from a system lets say 1)local network and 2)internet
Which layer is used to route packets
Explain network topologies ?
What is Cold Boot and Warm Boot?
hi,i want to do the certification course in ethical hacking& hacking....wats is the difference...can any one suggest the good institutes.....wat r the fee particulars.....wat job opportunitie will be there? thanks in advance
Explain network layer in ATM,