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Which among the layers fail to route a packet due to primary user interference?(a) Physical layer(b) Data link layer(c) Network layer(d) Transport layerI got this question in an interview for job.My question comes from Next Generation Wireless Network topic in division Next Generation Wireless Network of Cognitive Radio

Answer»

Correct option is (d) Transport layer

The explanation is: The effect of primary user interference in the transport layer is the failure to ROUTE a packet. It can be mitigated by identifying missing packets USING the sequence NUMBER and REQUESTING of the retransmission of the packets.



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