多选题Which two statements are true about the application of QoS in a converged network？（）Aend-to-end network delay times that exceed 50 ms for real-time traffic are considered unacceptableBend-to-end network delay times that exceed 250 ms for real-time traffic are considered unacceptableCend-to-end network delay is not a factor as long as the delay is consistentDsome packet loss can be corrected by codec algorithmsERSVP handles voice packet retransmissionFfragmentation is a result of packet loss
多选题
Which two statements are true about the application of QoS in a converged network？（）
A
end-to-end network delay times that exceed 50 ms for real-time traffic are considered unacceptable
B
end-to-end network delay times that exceed 250 ms for real-time traffic are considered unacceptable
C
end-to-end network delay is not a factor as long as the delay is consistent
D
some packet loss can be corrected by codec algorithms
E
RSVP handles voice packet retransmission
F
fragmentation is a result of packet loss
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