CCIE系列认证CCIE 415Q章节练习(2019.03.22)

来源：考试资料网

1 When you are troubleshooting duplex mismatches， which two errors are typically seen on the fullduplex end？（）

2 Which two statements best describe CBWFQ？（）

3 An expanding company is deploying leased lines between its main site and two remote sites. The bandwidth of the leased lines is 128kb/s each， terminated on different serial interfaces on the main router. These links are used for combined VOIP and data traffic. The network administrator has implemented a VOIP solution to reduce costs， and has therefore reserved sufficient bandwidth in a low latency queue on each interface for the VOIP traffic. Users now complain about bad voice quality although no drops are observed in the low latency queue. What action will likely fix this problem？（）

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4 An administrator of a peer-to-peer server application reports that the maximum bandwidth that his application receives is 90 Mb/s. You have an 8-port，100-Mb/s EtherChannel bundle on the switching infrastructure between the two servers， resulting in a bidirectional throughput of more than what is recorded. Which two solutions would allow for more bandwidth for the application？（）

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5 For the following LMI types， which three can be configured for use with Frame Relay on a Cisco router？（）

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6 Which two statements best describe spanning-tree BPDU processing for a blocking port？（）

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7 Which two commands are required to enable multicast on a router， knowing that the receivers only supports IGMPv2？（）

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8 Policy-based routing allows network administrators to implement routing policies to allow or deny paths based on all of these factors except which one？（）

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9 What are the "bound IP addresses" used for in LDP？（）

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10 You are configuring an 802.1Q trunk between a Layer 2 switch and a firewall. You read in the documentation that the best way to set up a trunk is to set the port as dynamic desirable. The trunk is not coming up. Which one of these options would be a valid explanation？（）

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