All About Verified 400-007 Exam Dumps

NEW QUESTION 1
What is the most important operational driver in building a resilient and secure modular network design?

• A. Dependencies on hardware or software that is difficult to scale
• B. Minimize app downtime
• C. Reduce the frequency of failures requiring human intervention
• D. Increase time spent on developing new features

Answer: C

NEW QUESTION 2
Which three tools are used for ongoing monitoring and maintenance of a voice and video environment? (Choose three.)

• A. flow-based analysis to measure bandwidth mix of applications and their flows
• B. call management analysis to identify network convergence-related failures
• C. call management analysis to identify CAC failures and call quality issues
• D. active monitoring via synthetic probes to measure loss, latency, and jitter
• E. passive monitoring via synthetic probes to measure loss, latency, and jitter
• F. flow-based analysis with PTP time-stamping to measure loss, latency, and jitter

Answer: ACD

NEW QUESTION 3
When designing a WAN that will be carrying real-time traffic, what are two important reasons to consider serialization delay? (Choose two )

• A. Serialization delays are invariable because they depend only on the line rate of the interface
• B. Serialization delays are variable because they depend on the line rate of the interface and on thetype of the packet being serialized.
• C. Serialization delay is the time required to transmit the packet on the physical media.
• D. Serialization delays are variable because they depend only on the size of the packet beingserialized
• E. Serialization delay depends not only on the line rate of the interface but also on the size of thepacket

Answer: BD

NEW QUESTION 4
Which two characteristics apply to firewall transparent mode operations in a firewall solution design? (Choose two.)

• A. Changes in the existing IP addressing and subnets are required
• B. The firewall can participate actively on spanning tree.
• C. Multicast traffic can traverse the firewall.
• D. OSPF adjacencies can be established through the firewall
• E. The firewall acts like a router hop in the network.

Answer: CD

NEW QUESTION 5
Refer to the exhibit.

The enterprise customer wants to stream one-way video from their head office to eight branch
offices using multicast. Their current service provider provides a Layer3 VPN solution and manages
the CE routers, but they do not currently support multicast. Which solution quickly allows this
multicast traffic to go through while allowing for future scalability?

• A. Enable a GRE tunnel between nodes CE1 and CE2
• B. Enable a GRE tunnel between nodes C2 and C4
• C. Enable a GRE tunnel between nodes C1 and C4
• D. Implement hub and spoke MPLS VPN over DMVPN (also known as 2547o DMVPN) between CE1and CE2
• E. The service provider must provide a Draft Rosen solution to enable a GRE tunnel between nodesPE1 and PE2

Answer: B

NEW QUESTION 6
A company plans to use BFD between its routers to detect a connectivity problem inside the switched network.
An IPS is transparently installed between the switches.
Which packets shold the IPS forward for BFD to work under all circumstances?

• A. Fragmented packet with the do-not-fragment bit set
• B. IP packets with broadcast IP source addresses
• C. IP packets with the multicast IP source address
• D. IP packet with the multicast IP destination address
• E. IP packets with identical source and destination IP addresses
• F. IP packets with the destination IP address 0.0.0.0.

Answer: E

NEW QUESTION 7
SD-WAN can be used to provide secure connectivity to remote offices, branch offices, campus networks, data centers, and the cloud over any type of IP-based underlay transport network. Which two statements describe SD WAN solutions? (Choose two.)

• A. SD-WAN networks are inherently protected against slow performance.
• B. Control and data forwarding planes are kept separate.
• C. Improved operational efficiencies result In cost savings.
• D. Solutions include centralized orchestration, control, and zero-touch provisioning.
• E. Solutions allow for variations of commodity and specialized switching hardware.

Answer: BD

NEW QUESTION 8
A European national bank considers migrating its on-premises systems to a private cloud offering in a non-European location to significantly reduce IT costs.
What is a primary factor prior to migration?

• A. data governance
• B. additional latency
• C. security
• D. cloud connectivity

Answer: A

NEW QUESTION 9
A customer asks you to perform a high level review of their upcoming WAN refresh for remote sites.
The review is specially focused on their retail store operations consisting of 500+ locations connected via mutlipoint IPsec VPN solution.
Which routing protocol would be valid but would also be the most restrictive for the expansion of this deployment model?

• A. EIGRP
• B. IS-IS
• C. OSPF
• D. BGP

Answer: B

NEW QUESTION 10
What are two primary design constraints when a robust infrastructure solution is created? (Choose two.)

• A. monitoring capabilities
• B. project time frame
• C. staff experience
• D. component availability
• E. total cost

Answer: BE

NEW QUESTION 11
Which two foundational aspects of loT are still evolving and being worked on by the industry at large? (Choose two)

• A. WiFi protocols
• B. Regulatory domains
• C. Low energy Bluetooth sensors
• D. loT consortia
• E. Standards

Answer: AC

NEW QUESTION 12
Company XYZ Is running a redundant private WAN network using OSPF as the underlay
protocol.
The current design accommodates for redundancy. In the network, but it Is taking over 30
seconds for the network to reconverge upon failure.
Which technique can be Implemented In the design to detect such a failure in a subsecond?

• A. STP
• B. fate sharing
• C. OSPF LFA
• D. BFD
• E. flex links

Answer: D

NEW QUESTION 13
Which two statements about MLD snooping are true? (Choose two)

• A. When MLD snooping is enabled, QoS is automatically enabled.
• B. A VLAN can support multiple active MLD snooping queries, as long as each one is associated toa different multicast group.
• C. AN MLD snooping querier election occurs when any MLD snooping querier goes down or if thereis an IP address change on the active querier.
• D. When multiple MLD snooping queriers are enabled in a VLAN, the querier with the lowest IPaddress in the VLAN is elected as the active MLD snooping querier.

Answer: CD

NEW QUESTION 14
Company XYZ has 30 sites running a legacy private WAN architecture that connects to the Internet via multiple highspeed connections.
The company is now redesigning their network and must comply with these design requirements:
- Use a private WAN strategy that allows the sites to connect to each other directly and caters for future expansion.
- Use the Internet as the underlay for the private WAN. Securely transfer the corporate data over the private WAN.
Which two technologies should be Incorporated into the design of this network? (Choose two.)

• A. S-VTI
• B. IPsec
• C. DMVPN
• D. GET VPN
• E. PPTP

Answer: BC

NEW QUESTION 15
Drag and Drop Question
Drag and drop the end-to-end network virtualization elements from the left onto the correct network areas on the right.

• A. Yes
• B. Not Mastered

Answer: A

NEW QUESTION 16
A service provider hires you to design its new managed CE offering to meet these requirements:
- The CEs cannot run a routing protocol with the PE
- Provide the ability for equal or unequal ingress load balancing in dual-homed CE scenarios.
- Provide support for IPv6 customer routes
- Scale up to 250.000 CE devices per customer.
- Provide low operational management to scale customer growth.
- Utilize low-end (inexpensive) routing platforms for CE functionality.
Which tunneling technology do you recommend?

• A. FlexVPN
• B. point-to-point GRE
• C. DMVPN
• D. LISP

Answer: D

NEW QUESTION 17
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