fragmentation- wireless environment is very
Fragmentation
- Wireless environment is very noisy
- Corrupt frames must be retransmitted
- Large frames must be divided into smaller ones to increase efficiency
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80211b hr dsss a high-rate dsss using a 24 ghz bandb similar to dsss excluding for encoding methodc uses complementary code keying cck encoding 4 or
80211g ofdm a uses ofdm with same 24 ghz bandb achieves a 54-mbps data ratec works with same 80211b
q explain full duplex data transmission- have two separate communication channels as well as use each one for simplex data traffic in different
carrier sense multiple accesscollision avoidancea necessary since wireless lans cannot implement csmacdb collision detection requires increased
fragmentation- wireless environment is very noisy- corrupt frames must be retransmitted- large frames must be divided into smaller ones to increase
q what is the rationale of the double-play strategyhedge fund enters agreement to sell hk in six months at expiration the hedge fund requires to buy
synchronoussynchronous traffic is able to consume a portion of the 100 mbps total bandwidth of an fddi network while asynchronous traffic can consume
explain asynchronous fddiasynchronous bandwidth is allocated utilizing an eight-level priority scheme every station is assigned an asynchronous
q what do you mean by a hedge funda hedge fund is a fund established by one or else several partners with net worth of at least 1 million although
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