CCNP系列認(rèn)證CCNP(642-845)單項(xiàng)選擇題每日一練(2019.01.12)

來源：考試資料網(wǎng)

1 Using the G.729 codec and the default cRTP configuration， what is the approximate VoIP bandwidth savings across a Frame Relay link that adds a 6 byte frame header？"（）

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2 Which traffic descriptor is used for marking？（）

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3 Which two commands should be entered on a WLAN controller to remove any residual configuration？（）

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4 The Acme company has determined that during its busiest hours， the average number of internal VoIP calls across the WAN link is four （4）. Since this is an average， the WAN link has been sized for six （6） calls with no call admission control. What will happen when a seventh call is attempted across the WAN link？（）

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5 Which codec standard requires a bit rate of 64 kbps to maintain a mean opinion score of 4.1？（）

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