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2021 Sep motor saver model 201-400:
Q81. Which are the two advantages if an ISP chooses a platform that runs Cisco IOS-XR Software instead of Cisco IOS Software? (Choose two.)
A. Cisco IOS XR Software functions as a message-passing operating system.
B. The system's scheduler is priority-based.
C. He context switching is based on Cisco Express Forwarding.
D. VoIP traffic is hardware-processed for real-time response.
E. Communication between client and server is realized by a dedicated mechanism.
Answer: A,B
Q82. Refer to the exhibit. After the BGP TCP negotiation between RouterA and RouterB, what will be the value of the keep alive timer and the hold-down timer, respectively?
A. 3 seconds and 9 seconds
B. 60 seconds and 180 seconds
C. 10 seconds and 9 seconds
D. no value, because BGP negotiation will not be successful
E. 10 seconds and 10 seconds
F. 10 seconds and 30 seconds
G. 3 seconds and 30 seconds
H. 3 seconds and 10 seconds
Answer: A
Q83. Refer to the exhibit.
R1 is using the RP that is learned via BSR R1 also has a static RP configuration in place.
In order to prefer the static RP over BSR, which configuration should be applied on R1?
A. ip pim bsr-candidate loopback 0 priority 200
B. ip pim rp-address 172.1.224.3 priority 200
C. ip pim bsr-candidate loopback 0 override
D. ip pim rp-address 172.1.224.3 override
Answer: D
Q84. In which three ways do PE routers manage multiple customers in MPLS VRF environments? (Choose three.)
A. Route targets are configured that allow the PE to uniquely identify the customer routes in MP-BGP
B. PE routers use route distinguishers to tag routes for importing and exporting into customer VRFs.
C. PE routers use PE-CE routing protocols to manage routing with client VRF devices.
D. PE routers use route targets to tag routes for importing and exporting into customer VRFs.
E. Route distinguishes are configured that allow the PE to uniquely identify the customer routes in MP-BGP.
F. PE routers use PE-PE routing protocols to manage routing with client VRF devices.
Answer: C,D,E
Q85. An operations engineer wants to manually optimize the MPLS Traffic Engineering tunnels. Which Cisco IOS EXEC command should the engineer apply?
A. tunnel mpls traffic-eng autoroute destination
B. tunnel mpls traffic-eng path-option lowest _number dynamic
C. mpls traffic-eng reoptimize lockdown
D. mpls traffic-eng multicast-intact
E. mpls traffic-eng reoptimize
Answer: E
Replace 201-400 contact:
Q86. An engineer has just configured IOS-XR with out-of-band MPP. Which are the three results that will occur? (Choose three.)
A. Management traffic to RP from all non-MPP interfaces is dropped
B. RP/DRP Ethernet Interfaces are not default out-of-band interfaces.
C. MPP configuration changes doesn’t affect active sessions established before the changes
D. Interfaces configured for out-of-band MPP are still part of global routing/forwarding
E. If MPP is disabled and a protocol is activated, all interfaces cannot pass traffic
F. LPTS will provide rate limiting
Answer: A,C,F
Explanation: https://supportforums.cisco.com/document/93456/asr9000xr-local-packet-transport-services-lpts-copp
Q87. In a virtualization concept, which is one of the characteristic of the HVR solution? A. introduces significant contention of resources
B. implements shared control plane resources
C. implements dedicated chassis resources
D. implements dedicated data plane resources
Answer: D
Q88. Users are complaining of intermittent high packet loss for seconds at a time. The engineer troubleshooting the issue finds that a TenGigE link is bouncing for milliseconds at a time, causing the traffic path to reconverge onto a congested FastEthernet link. What can the engineer do to prevent this service-affecting reconvergence only in the case of momentary link bounces until the link can be repaired?
A. decrease the carrier-delay up on both sides of the link
B. disable keepalives and BFD
C. decrease the carrier-delay down on both sides of the link
D. increase the carrier-delay up on both sides of the link
E. increase the carrier-delay down on both sides of the link
Answer: D
Q89. In a PE-CE scenario using OSPF as the routing protocol, a down-bit set can be advertised in which OSPF LSA type?
A. type 1 LSA
B. type 2 LSA
C. type 3 LSA
D. type 5 LSA
E. type 7 LSA
Answer: C
Q90. Two Tier 2 Service Providers are using a Tier 1 Service Provider for transport. MPLS is required between the Tier 2 Service Providers for label switching. In this CSC solution, which label stack is correct?
A. original IP packet, MPLS CSC transport label, MPLS VPN label, and MPLS Tier 2 transport label
B. original IP packet, MPLS Tier 2 transport label, MPLS VPN label, and MPLS CSC transport label
C. original IP packet, MPLS VPN label, MPLS Tier 2 transport label, and MPLS CSC transport label
D. original IP packet, MPLS Tier 2 transport label, MPLS CSC transport label, and MPLS VPN label
Answer: C