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Q91. What are the three modes of unicast reverse path forwarding? (Choose three.) 

A. strict 

B. loose 

C. VRF 

D. global 

E. PIM 

F. local 

Answer: A,B,C 


Q92. What two features are advantages of adding a secondary WAN link at the enterprise edge? (Choose two.) 

A. provides additional bandwidth and load balancing capabilities 

B. acts as a backup link in event the primary link fails 

C. reduces capital and operational costs 

D. improves security and prevents against denial of service attacks 

E. distributes traffic proactively based on link utilization 

Answer: A,B 


Q93. What three considerations should be taken into account when selecting a routing protocol? (Choose three.) 

A. classful routing 

B. scalability 

C. default route origination 

D. multi vendor support 

E. link load balancing 

F. hop count 

Answer: B,D,E 


Q94. What is the acceptable amount of one-way network delay for voice and video applications? 

A. 300 bytes 

B. 1 sec C. 150 ms 

D. 500 ms 

Answer:

Explanation: 

Delay Components in VoIP Networks The ITU's G.I 14 recommendation specifics that the one-way delay between endpoints should not exceed 150 ms to be acceptable, commercial voice quality. In private networks, somewhat longer delays might be acceptable for economic reasons. The ITU G.114 recommendation specifics that 151-ms to 400-ms one-way delay might be acceptable provided that organizations are aware that the transmission time will affect the quality of user applications. One-way delays of above 400 ms are unacceptable for general network planning purposes. 


Q95. Which network virtualization technology involves creating virtual routers with its own individual routing tables on a physical router? 

A. VSS 

B. vPC 

C. VRF 

D. VLAN 

Answer:


Q96. Which three protocols support VLSM? (Choose three.) 

A. RIPv2 

B. RIPv1 

C. EIGRP 

D. OSPF 

E. IGRP 

Answer: A,C,D 


Q97. DRAG DROP 

Answer: 


Q98. Which protocol is used for voice bearer traffic? 

A. MGCP 

B. RTP 

C. SCCP 

D. CDP 

E. ICMP 

Answer:

Explanation: 

VoIP Control and Transport Protocols 

A number of different protocols are used in a VoIP environment for call control, device provisioning, and addressing. 

Figure 14-15 shows those protocols focused on VoIP control and transport. 


Q99. DRAG DROP 

Answer: 


Q100. What submodule is found within the Enterprise Edge module? 

A. enterprise WAN 

B. remote branch 

C. campus IPS 

D. building distribution 

Answer: