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Following questions and answers are all new published by Cisco Official Exam Center: http://www.lead2pass.com/400-201.html
QUESTION 458
A Corporate_ABC located in the US acquired Company_XYZ, which is located in Europe.
Both companies are connected to the internet using their local ISP.
A management VLAN must be built using subnet 192.168.1.0/24 across the ABC and XYZ.
Which solution meets this requirement?
A. VPLS
B. AToM
C. Layer 3 VPN
D. L2TPv3
Answer: D
QUESTION 459
In a L2VPN service, customer CE1 sends frames to PE1 using a CoS marking value of 3.
However, the remote CE2 receives those frames from PE2 with a CoS marking value of 0.
Which description of this behavior is true?
A. Egress PE2 is not configured with an outbound policy-map facing CE2 to preserve the customer CoS marking
B. Egress PE2 is not configured with mpls ldp explicit-null command
C. Ingress PE1 is remarking the CoS frame received from CE1 with value of 0.
D. Egress PE2 is marking EXP 0 upon label imposition.
Answer: C
QUESTION 460
The service provider has the following VPLS requirements.
A PE must learn dynamically remote PEs that are members of the same VPLS domain.
The VPLS signaling must be in a point-to-multipoint fashion way according to RFC 4761 (Kompella).
Which feature must be enabled to meet these requirements?
A. LDP signaling
B. BGP signaling
C. RSVP signaling
D. RSVP auto discovery
E. LDP auto discovery
Answer: B
Explanation:
RFC 4761
Virtual Private LAN Service (VPLS)
Using BGP for Auto-Discovery and Signaling
QUESTION 461
A layer 3 VPN customer opened a case that reports connectivity loss with remote sites.
An operations engineer realized this connectivity loss happened after the LDP label filtering was applied.
What is the root cause of this issue?
A. Labels were not allocated for the P and PE physical interface.
B. Labels were not allocated for the PE, P and RR physical interface
C. Labels were not allocated for the CE loopback and physical interface
D. Labels were not allocated for the P loopbacks
E. Labels were not allocated for the PE, P and RR loopbacks.
F. Labels were not allocated for the PE loopback
Answer: F
QUESTION 462
An operator enable BFD in echo mode and now CPU is high.
Which option is the most likely solution to the problem?
A. Reduce the BFD control plane packet rate
B. Change from echo mode to asynchronous mode
C. Reduce the BFD packet rate
D. Disable ICMP redirects on an interface
E. Disable BFD altogether
Answer: D
QUESTION 463
Which technology enables operators to move the functionality of networking devices such as routers and firewalls away from proprietary hardware to servers and
off-the-shelf commercially available purpose-built hardware ?
A. network Function Virtualization
B. Openstack
C. Operations support systems
D. Software Defined Networ
Answer: A
QUESTION 464
An engineer is configuring an Embedded Packet Capture, Which two limitations must the engineer be aware of ?
A. To limit the capture to desired traffic in EPC, control plane policing, access lists, and NBAR can be used
B. EPC captures only multicast packets on ingress and does not capture the replicated packets on egress
C. Existing EPC features can be supported on Cisco IOS and not on Cisco IOS-XR devices
D. On Cisco IOS and Cisco IOS XE, the packet buffer is stored in DRAM and persists through reloads
E. On Cisco IOS and Cisco IOS XE, the capture configuration is not stored in NVRAM and does not persist through reloads
Answer: CD
QUESTION 465
Which two sets of configuration implements CBTS?
A. Create a master tunnel to which other tunnels can be members
B. Create two bandwidth pools: a global pool and a sub pool
C. Assign a policy-map defining a CBWFQ on an MPLS TE tunnel
D. Create a PBR to use multiple MPLS TE tunnels according to the EXP value
E. Create multiple MPLS TE tunnels from the same headend to the same tail-end
Answer: CE
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