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Latest and Most Accurate Cisco 400-201 Dumps Exam Questions and Answers:
Which option is the benefit of per-link LFA over per-prefix LFA?
A. It has a greater applicability
B. It provides greater protection coverage
C. It is simpler
D. It enables better bandwidth utilization
A service provider has deployed new PEs using nV Edge technology based on Cisco ASR 9000 routers. How does the system mitigate against a split-brain state if all control plane and data plane links are lost?
A. The chassis located in the second rack automatically shuts down and only the first rack chassis stays operational
B. Both chassis stay online operating as two different PEs
C. The two chassis send keepalive packets over any layer 2 cloud. The non-DSC chassis shuts down itself after it has received these additional keepalive packets
D. Both chassis stop receiving and forwarding data traffic until the control plane and data plane links are brought back up
An support engineer has been tasked to protect an ISP infrastructure from the growing number of encrypted DDoS attacks. The solution should also validate the eBGP peering. Which solution accomplishes these goals?
A. BGP FlowSpec
C. BGP Route Dampening
D. BGP LS
ISP A provides L2VPN services to Company B through an MPLS network. Company B uses all available CoS values to classify and different traffic forwarding within all Company B sites. ISP A uses the following CoS values to differentiate service classes for the VPN customer traffic
*MPLS EXP 0 for Bronze service class
*MPLS EXP 1 for Silver service class
*MPLS EXP 2 for Gold service class
*Remaining MPLS EXP values for ISP A internal use
ISP A’s policy is to forward VPN customer traffic based only on their Bronze, silver and Gold service classes. Which QoS method must ISP A implement to achieve this?
A. Short-pipe Mode
B. Russian Doll Model
C. Pipe Mode
D. Uniform Mode
E. Maximum Allocation Model
Refer to the exhibit, An engineer is asked to troubleshoot packet drops inside a network which option is true?
A. HTTP traffic originated by the 10.10.10.0/24 subnet uses up to 10% of the interface bandwidth. However, if no congestion is present, no more bandwidth is allocated to HTTP traffic
B. SMTP traffic originated by the 10.10.10.0/24 subnet uses up to 10% of the bandwidth, however, if no congestion is present, more bandwidth is allocated to SMTP traffic
C. SMTP traffic originated by the 10.10.10.0/24 subnet uses up to 10% of the bandwidth. However , if no congestion is present, SMTP traffic above 10% of link bandwidth is dropped
D. HTTP traffic originated by the 10.10.10.0/24 subnet uses up to 10% of the interface bandwidth. However, if congestion is present, less bandwidth is allocated to HTTP traffic
Which are the two limitations of the predefined NAT solution?(Choose two)
A. The Bulk port allocation configuration is not available
B. The global port limit parameter is not available for the predefined mode
C. Only the port-presentation option is available
D. NetFlow and syslog are not supported
E. It cannot be configured for each of the inside VRF instance
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