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Q21. Which IPv6 transition model should be utilized when two or more independent transition mechanisms are required? 

A. tunneling 

B. dual stack 

C. service block 

D. hybrid 

E. manual 

Answer: D 

Q22. Which statement about IPS and IDS solutions is true? 

A. IDS and IPS read traffic only in inline mode. 

B. IDS and IPS read traffic only in promiscuous mode. 

C. An IDS reads traffic in inline mode, and an IPS reads traffic in promiscuous mode. 

D. An IDS reads traffic in promiscuous mode, and an IPS reads traffic in inline mode. 

Answer: D 

Q23. DRAG DROP 

Answer: 

Q24. Which protocol should be run on the LAN side of.two edge routers (that are terminating primary and backup WAN circuits) to provide quick failover in case of primary WAN circuit failure? 

A. VTP 

B. STP 

C. VRRP 

D. RIP 

Answer: C 

Q25. Which of the following is a recommended practice of a data center core? 

A. Server-to-server traffic always remains in the core layer. 

B. The core infrastructure should be in Layer 3. 

C. Core layer should run BGP along with an IGP because iBGP has a lower administrative distance than any IGP. 

D. The Cisco Express Forwarding hashing algorithm is the default, based on the IP address and Layer 4 port. 

Answer: B 

Q26. Which statement about vPC technology is true? 

A. It allows a device to connect to two separate upstream devices as if they were a single device. 

B. It provides the ability to pair two servers in the data center. 

C. It promotes better STP designs in the switching infrastructure. 

D. It supports IEEE 802.1Q only. 

Answer: A 

Q27. Which technology allows network managers to centrally manage the VLAN database? 

A. VTP 

B. VLAN 

C. VSS 

D. vPC 

Answer: A 

Q28. Which two VPN solutions extend the routing capabilities of basic IPsec VPNs? (Choose two.) 

A. GRE 

B. NVI 

C. DES 

D. VTI 

E. AES 

Answer: A,D 

Q29. What are two advantages of a L2 looped data center design model? (Choose two.) 

A. promotes Layer 2 high availability 

B. prevents VLAN propagation 

C. allows sharing of service modules 

D. eliminates the use of STP 

E. improves data transfer speeds 

Answer: A,C 

Q30. A company requires redundancy for its multihomed BGP external connections. What two features can be configured on the WAN routers to automate failover for both outbound and inbound traffic? (Choose two.) 

A. AS path prepending 

B. local preference 

C. floating static route 

D. HSRP 

E. MED 

F. weight 

Answer: A,D