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Question No.11
Which security feature can help prevent spoofed packets on the network?
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uRPF
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ACLs
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DAI
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DHCP spoofing
Correct Answer: A
Question No.12
Refer to the exhibit. An engineering team is analyzing the WAN connection for a site that has a 50 Mbps Ethernet circuit. Which technology should be uses to keep the router from overrunning the carrier#39;s 50 Mbps rate?
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shaping
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Access Control List
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Committed Information Rate
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Rate-Limit
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Policing
Correct Answer: C
Question No.13
SDN solution for WAN which is support automation, PnP (Plug and Play) application delivers on WAN.
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APIC
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APIC-EM
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Enterprise NFV
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WAAS
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ACI
Correct Answer: B
Question No.14
A network engineer designing an access layer that requires all uplinks to be active, furthermore, VLANs must span across the entire switch block. Which two design fulfill this requirement? (Choose two)
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Layer 2 Flex Links
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Layer 2 loop-free inverted U
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Layer 2 loop square
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Layer 2 loop-free U
Correct Answer: BC
Question No.15
Which two options improve BGP scalability in a large autonomous system? (Choose two.)
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route reflectors
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route redistribution
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confederations
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communities
Correct Answer: AC
Question No.16
Out of band management. What is the best practice Cisco design?
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Data traffic should never pass or enter the management network
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In-band management as backup
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Enforce QoS
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Enable dynamic routing
Correct Answer: A
Explanation: https://www.cisco.com/c/en/us/td/docs/solutions/Enterprise/Security/SAFE_RG/SAFE_rg/chap9.h tml#wp1054521
An OOB management network should be deployed using the following best practices:
Provide network isolation Enforce access control
Prevent data traffic from transiting the management network
Question No.17
Which option is a benefit of the vPC feature?
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Cisco FabricPath is not required in the network domain.
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This feature provides fault domain separation.
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Nonfabric devices, such as a server or a classic Ethernet switch, can be connected to two fabric switches that are configured with vPC.
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The control plane and management plane are combined into one logical plane.
Correct Answer: C
Question No.18
Which L2 messaging protocol maintains VLAN configuration consistency?
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VTP
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STP
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LACP
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CDP
Correct Answer: A
Question No.19
In which OSI layer does IS-IS operate?
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Layer 1
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Layer 2
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Layer 3
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Layer 4
Correct Answer: B
Question No.20
Which network virtualization technology provides logical isolation of network traffic at Layer 3?
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VSS
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VLAN
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VRF-Lite
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MEC
Correct Answer: C
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