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Frame relay has _______
D. both physical and data link layer
D. both physical and data link layer
See lessFrame relay has error detection at the ______
B. data link layer
B. data link layer
See lessATM can be used for ________
D. networks covering any range
D. networks covering any range
See lessATM uses _______________
B. asynchronous time division multiplexing
B. asynchronous time division multiplexing
See lessIn data transfer phase, how many columns does the table contain?
4
4
See lessClosed-Loop control mechanisms try to _________
A. remove after congestion occurs
A. remove after congestion occurs
See lessTwo broad categories of congestion control are
A. open-loop and closed-loop
A. open-loop and closed-loop
See lessIP Security operates in which layer of the OSI model?
A. network
A. network
See lessThe ______ field is used to detect errors over the entire user datagram
B. checksum
B. checksum
See lessThe port number is “ephemeral port number”, if the source host is _______
client
client
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