VOIP is being implemented in the network and you need to assess the need for QoS. Which of thefollowing network problems would indicate a need to implement QoS features？（）A、Mis-routed packetsB、Excess jitterC、Delay of critical trafficD、Packet loss due to congestionE、Data link layer broadcast stormsF、FTP connections unsuccessful
VOIP is being implemented in the network and you need to assess the need for QoS. Which of thefollowing network problems would indicate a need to implement QoS features？（）
- A、Mis-routed packets
- B、Excess jitter
- C、Delay of critical traffic
- D、Packet loss due to congestion
- E、Data link layer broadcast storms
- F、FTP connections unsuccessful
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