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1 Which two options does Cisco PfR use to control the entrance link selection with inbound optimization？（）

2 Which three are needed to run VRF lite for IPv6 on a router？（）

3 What does the command ip pim send-rp-discovery scope 16 achieve？（）

4 Refer to the exhibit. How would you get the 1.1.1.1 network into the OSPF database？（）

5 Refer to the exhibit. In the diagram， the switches are running IEEE 802.1s MST. Which ports are in the MST blocking state？（）

6 You are designing your network to be able to use trunks. As part of this process you are comparing the ISL and 802.1Q encapsulation options. All of these statements about the two encapsulation options are correct except which one？（）

7 The classic Spanning Tree Protocol （802.1D 1998） uses which sequence of variables to determine the best received BPDU？（）

8 Which two options are contained in a VTP subset advertisement？（）

9 When troubleshooting duplex mismatches， which two are errors that are typically seen on the half duplexend？（）

10 The network administrator is trying to add Switch1 to the network， but the 802.1Q trunk is not coming up. Switch1 was previously tested in the laboratory and its trunk configuration worked fine. What are three possible causes of this problem？（）

CCIE系列認(rèn)證CCIE(350-001)章節(jié)練習(xí)(2019.04.20)