Download Nuage Networks Virtualized Network Services (VNS) Fundamentals.4A0-N02.RealExams.2019-06-15.15q.tqb
| Vendor: | Nuage Networks |
| Exam Code: | 4A0-N02 |
| Exam Name: | Nuage Networks Virtualized Network Services (VNS) Fundamentals |
| Date: | Jun 15, 2019 |
| File Size: | 199 KB |
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Demo Questions
Question 1
Which of the following is a challenge facing enterprise WAN?
- Manual provisioning slows down the new site turn-up.
- There is no Internet access at the remote office.
- OPEX is very high whereas CAPEX is low.
- MPLS VPN is not supported on CPEs.
Correct answer: A
Question 2
Which of the following is NOT a function of Nuage Networks VNS?
- Automation of the enterprise WAN
- Virtualization of the branch office CPE
- Orchestration of cloud networks
- Providing unified policy across the data center and enterprise WAN
Correct answer: C
Question 3
Which of the following is true regarding the IPsec VPN between the NSGs?
- It encrypts and encapsulates the VXLAN traffic.
- The key for IPsec needs be manually configured on NSGs and must match each other.
- The IPsec tunnel can be directly terminated by VRS in a data center.
- To have IPsec VPN, an encryption function needs to be enabled at each individual NSG.
Correct answer: C
Question 4
Which of the following is false regarding overlay solutions?
- An ‘overlay network’ is a virtual abstraction built on top of an existing physical network.
- Both VXLAN and TRILL are host-centric overlay solutions.
- Nuage Networks VNS uses a VXLAN-based overlay solution.
- Overlay networks are totally transparent to their physical underlay network.
Correct answer: B
Question 5
Please, refer to the diagram. If the two VMs are on the same subnet, what is MAC address X4?
- X4 = MAC1
- X4 = MAC4
- X4 = MAC11
- X4 = MAC12
Correct answer: B
Question 6
Which of the following is true regarding the certificate needed for VNS deployment?
- CA (Certificate Authority) runs as a service on the utility host.
- CA (Certificate Authority) only generates a certificate for the VSC.
- With the certificate, the communication between the VSD and VSC can be encrypted in IPsec.
- With the certificate, the communication between the VSC and NSG can be encrypted in TLS.
Correct answer: B
Question 7
During VNS automated site activation, the domain design and attributes are configured on which of the following device?
- VSD (Virtualized Services Directory)
- VSC (Virtualized Services Controller)
- NSG (Network Services Gateway)
- Installer PC
Correct answer: C
Question 8
Which of the following statements about uplink ingress policing is FALSE?
- It can be applied to the overlay.
- It can be applied to the underlay.
- VSD raises an alarm when the policing threshold is crossed.
- The policer can be configured by enterprise admin.
Correct answer: B
Question 9
Which statement about the security policies implemented by Nuage Networks is FALSE?
- A security policy is composed of entries defining the conditions to redirect a packet.
- Ingress policy acts on traffic flow towards the network (or the OVS component).
- The security policies are defined at the domain level.
- The security policies deployed on the VSD are distributed ACLs implemented on the VRSs and NSGs.
Correct answer: A
Question 10
Which of the following connections does not exist during the VNS bootstrapping process?
- Proxy to NSG
- Proxy to VSD
- NSG to VSC OpenFlow-TLS
- VSC to proxy
Correct answer: D
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