CCIE系列認(rèn)證單項選擇題每日一練(2019.07.24)

來源：考試資料網(wǎng)

1 Which Modular QoS CLI （MQC） based output queuing method is designed to support multiple trafficclasses including VoIP traffic， mission-critical traffic， interactive traffic， and default class traffic？（）

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2 Which message type is constructed and sent from an MSDP router to its MSDP peers when it receives a PIM register message knowing that the MSDP router is also configured as an RP for the PIM domain？（）

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3 In PIM-SM operations，to which device does the first router that connects with the multicast source sendthe register message？（）

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4 What are the mandatory，well-known BGP attributes？（）

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5 In the context of MPLS Traffic engineering， TE path calculation is conducted by（）.

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