Free Cisco® 300-410 Exam Braindumps (page: 25)

Which statement about route distinguishers in an MPLS network is true?

  1. Route distinguishers allow multiple instances of a routing table to coexist within the edge router.
  2. Route distinguishers are used for label bindings.
  3. Route distinguishers make a unique VPNv4 address across the MPLS network.
  4. Route distinguishers define which prefixes are imported and exported on the edge router.

Answer(s): C



Which statement about MPLS LDP router ID is true?

  1. If not configured, the operational physical interface is chosen as the router ID even if a loopback is configured.
  2. The loopback with the highest IP address is selected as the router ID.
  3. The MPLS LDP router ID must match the IGP router ID.
  4. The force keyword changes the router ID to the specified address without causing any impact.

Answer(s): B


Reference:

https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/mp_ldp/configuration/12-4m/mp-ldp-12-4m-book.pdf



Refer to the exhibit. Which interface configuration must be configured on the spoke A router to enable a dynamic DMVPN tunnel with the spoke B router?





Answer(s): B



Which list defines the contents of an MPLS label?

  1. 20-bit label; 3-bit traffic class; 1-bit bottom stack; 8-bit TTL
  2. 32-bit label; 3-bit traffic class; 1-bit bottom stack; 8-bit TTL
  3. 20-bit label; 3-bit flow label; 1-bit bottom stack; 8-bit hop limit
  4. 32-bit label; 3-bit flow label; 1-bit bottom stack; 8-bit hop limit

Answer(s): A


Reference:

https://tools.ietf.org/html/rfc5462



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