A network engineer is troubleshooting OSPF multiarea. Which Cisco IOS XR feature should the engineer use in order to streamline OSPF issue?

• A.hierarchical CLI
• B.DR support for topology management
• C.routing process enabled by default on all interfaces
• D.show ip ospf topology command

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An engineer is troubleshooting end-to-end customer traffic across an MPLS VPN service provider network. Which tasks should the engineer use to solve the routing issues? Drag and drop the table types from the left onto the most useful troubleshooting tasks/router types on the right. (Not all options are used.)

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How does SRv6 function on the control plane?

• A.The egress node of SR domain imposes a new outer header
• B.The Ingress node of the SR domain adds a uSlD format IPv6 header to carry the SRv6 locator.
• C.It enables SRH-capable nodes to terminate IPv6 packets at the network egress to carry the SRv6 locator.
• D.The ingress node of the SR domain swaps the SRv6 header for the IPv6 header

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Refer to the exhibit

An engineer is configuring service traffic from router R1 to R6 as shown. Which additional configuration must the engineer implement so that the LDP and SR domains will participate and interwork with each other?

• A.Router2(config)# segment-routing
  Router2(config-sr)# ldp mapping-server
  Router2(config-sr-ms)# prefix-sid-map
  Router2(config-sr-ms-map)#
  Router2(config-sr-ms-map-af)# 2.2.2.2/32 500 range 4
• B.Router2(config)# segment-routing
  Router2(config-sr)# sr mapping-server
  Router2(config-sr-ms)# ldp-sid-map
  Router2(config-sr-ms-map)# address-family ipv4
  Router2(config-sr-ms-map-af)# 10.1.1.1/32 500 range 50
• C.Router2(config)# segment-routing
  Router2(config-sr)# mapping-server
  Router2(config-sr-ms)# prefix-sid-map
  Router2(config-sr-ms-map)# address-family ipv4
  Router2(config-sr-ms-map-af)# 10.1.1.1/32 500 range 50
• D.Router2(config)# segment-routing
  Router2(config-sr)# ldp mapping-server
  Router2(config-sr-ms)# prefix-sid-map
  Router2(config-sr-ms-map)# address-family ipv4
  Router2(config-sr-ms-map-af)# 2.2.2.2/32 500 range 40

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