试题详情
- 单项选择题In a Teleworker deployment with a single IP phone connected to a Cisco 831 router, select the true statement regarding Call Admission Control.（）
A、RSVP is a required configuration to support conference calls without voice packet loss.
B、The QoS configuration on the 831 router must always provision sufficient bandwidth for two RTP streams.
C、Call admission control is an issue only when using hardware DSP resources.
D、When using the conference call features on a 7960 IP phone, only one RTP stream is present regardless of how many extensions are on the conference.
- D
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