Cisco CCNP Service Provider 350-501 Questions & Answers

• Question 391:

  Refer to the exhibit.

  

  Which statement is true about what this AS filter accomplishes?

  A. It filters incoming BGP update with any AS number starting with the digit 5 and ending with the digit 5,and this only in an AS_PATH.

  B. It filters incoming BGP update with any AS number matching "5.5",but not 515,525.535 etc this only in an AS_SET.

  C. It filters incoming BGP update with any AS number starting with the digit 5 and ending with the digit 5 and this only in an AS_SET.

  D. It allows any number with the statement ".*"and this only in an AS_PATH.

  Correct Answer: B

• Question 392:

  A service provider has a requirement to deliver WAN gateway functionality to multi- tenant, provider-hosted clouds. Which cisco platform meets this requirement?

  A. Cisco ASR 9000 series

  B. Cisco NX-OS

  C. Cisco ASR 1000 Series

  D. Cisco CSR 1000v

  E. Cisco CRS series

  Correct Answer: D

• Question 393:

  What is the maximum capacity of a single Cisco CRS-1?

  A. 64 Tb/s

  B. 78 Tb/s

  C. 92 Tb/s

  D. 106 Tb/s

  E. 128 Tb/s

  Correct Answer: C

• Question 394:

  Refer to the exhibit.

  

  An inter-AS VPN between ISP-A and ISP-B is being deployed to support end-to-end connectivity for CE-1 and CE-2. For scalability reasons, the ASBR routers cannot exchange VPN routes for CE-1 and CE-2.

  Which two configurations are needed to support this requirement? (Choose two.)

  A. one VRF on the ASBRs for each CE

  B. send-labels on the ASBRs

  C. address-family VPNv4 on the ASBRs

  D. ebgp-multihop between the PEs

  E. ebgp-multihop between the ASBRs

  Correct Answer: BD

• Question 395:

  Refer to the exhibit.

  

  All routers are running IS-IS. Which routers must be Level 2 routers?

  A. B, D, E and G

  B. A, D, E, and H

  C. B, C, F, and G

  D. B, C, E, F, and G

  E. A, B, C, D, F, G, and H

  Correct Answer: D

• Question 396:

  Refer to the exhibit.

  

  Customer Y reported that internet traffic stopped for a few minute. The ISP ABC operation engineer identified that this occurred when ASBR1 router reloaded OSPF coverage faster than BGP. Which command prevent this happening?

  A. Graceful restart

  B. set-overload-bit on startup wait-for-bgp

  C. bfd min_rx 100 max_rx 100 multiplier 3

  D. max-metric router-lsa on startup 300

  Correct Answer: D

• Question 397:

  Refer to the exhibit.

  

  An engineer is viewing the CE1 routing table for CE2 Loopback 0. Each CE runs OSPF with its PE.

  Which statement describes why the CE2 Loopback address is installed as an external OSPF route at the CE1 routing table?

  A. PE1 and PE2 have mutual redistribution between OSPF and BGP.

  B. CE2 is configured under OSPF with the command redistribute connected.

  C. CE1 and CE2 are in different areas.

  D. CE1 and CE2 have different OSPF processes.

  E. PE1 and PE2 have different OSPF VRF processes.

  Correct Answer: E

• Question 398:

  A service provider is using multicast flows to provide streaming video content to its customers. Video streams are sometimes interrupted, and network instability is determined to be the cause. Which action should the service provider take to decrease the burden on the router resources in an unstable unicast routing environment?

  A. increase the PIM hello hold timers

  B. reduce the volume of query messages

  C. filter unnecessary SA messages

  D. tune the RPF backoff

  Correct Answer: D

• Question 399:

  Refer to the exhibit.

  

  This configuration is being applied on an IOS XR route.

  Which statement about this configuration is true?

  A. It is used to create a sensor-group and has a list of YANG models for streaming.

  B. It is used to create a subscription to specify the streaming interval.

  C. It is used to identify MIB entries and has a list of YANG models.

  D. It is used to identify traps for SNMP polling.

  Correct Answer: A

  Reference; https://www.cisco.com/c/en/us/td/docs/routers/ncs6000/software/telemetry/b-telemetry-cg-ncs6000-62x/b-telemetry-cg-ncs6000-62x_chapter_010.pdf

• Question 400:

  Which mechanism protects the control and management planes of a cisco IOS device to maintain routing stability, network reachability, and packet delivery?

  A. RTBH

  B. BGP Flow Spec

  C. MQC CLI

  D. CPPr

  E. NetFlow

  Correct Answer: D