Cisco 642-885 - Deploying Cisco Service Provider Advanced Network Routing Exam

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Total 131 questions

Refer to the Cisco IOS-XR show output exhibit.


Which statement is correct?

  • A. The [ ] indicates the configuration has a problem
  • B. The [ ] indicates the 10.1.1.1 neighbor peering session has not been established
  • C. The [ ] indicates the configuration was not inherited from a group
  • D. The [ ] indicates the configuration has not been committed
  • E. The [ ] indicates the corresponding BGP peer configuration has a mismatch configuration


Answer : C

Explanation:
show bgp neighbors
Use the show bgp neighbors command to display information about the BGP configuration for neighbors.
Use the configuration option to display the effective configuration for the neighbor, including any settings that have been inherited from session groups, neighbor groups, or af-groups used by this neighbor.
Use the inheritance option to display the session groups, neighbor groups, and af-groups from which this neighbor inherits configuration settings.
The following example displays sample output from the show bgp af-group command using the configuration keyword. This example shows where each configuration item was inherited from. The default-originate command was configured directly on this address family group (indicated by [ ]). The remove-private-as command was inherited from address family group GROUP_2, which in turn inherited from address family group GROUP_3:


Refer to the exhibit.


Given the partial BGP configuration, which configuration correctly completes the Cisco
IOS-XR route reflector configuration where both the 1.1.1.1 and 2.2.2.2 routers are the clients and the 3.3.3.3 router is a non-client IBGP peer?

  • A. neighbor 1.1.1.1 remote-as 65123 route-reflector-client neighbor 2.2.2.2 remote-as 65123 route-reflector-client neighbor 3.3.3.3 remote-as 65123
  • B. neighbor 1.1.1.1 address-family ipv4 unicast remote-as 65123 route-reflector-client neighbor 2.2.2.2 address-family ipv4 unicast remote-as 65123 route-reflector-client neighbor 3.3.3.3 address-family ipv4 unicast remote-as 65123
  • C. neighbor 1.1.1.1 remote-as 65123 address-family ipv4 unicast route-reflector-client neighbor 2.2.2.2 remote-as 65123 address-family ipv4 unicast route-reflector-client neighbor 3.3.3.3 remote-as 65123
  • D. neighbor 1.1.1.1 remote-as 65123 neighbor 1.1.1.1 route-reflector-client neighbor 2.2.2.2 remote-as 65123 neighbor 2.2.2.2 route-reflector-client neighbor 3.3.3.3 remote-as 65123


Answer : C

In which four ways does DHCPv6 differ from DHCPv4? (Choose four.)

  • A. DHCPv6 uses the same message types as DHCPv4.
  • B. DHCPv4 functions without external protocols.
  • C. A host discovers a DHCPv6 server by using a DHCP Discover packet.
  • D. A hosts discovers a DHCPv6 server by using a DHCP Solicit packet.
  • E. A DHCPv6 server replies with a DHCP Offer packet.
  • F. A DHCP server replies with a DHCP Advertise message.
  • G. An IPv6 host can request multiple addresses at the same time from a DHCPv6 server.
  • H. An IPv6 host can request only one IP address at a time from a DHCPv6 server.


Answer : B,D,F,G

Which optionshowsthe equivalent multicast MAC address mapping of multicast address
239.210.101.190?

  • A. 01:00:5e:52:65:be
  • B. 01:00:5d:52:65:be
  • C. 01:00:5f:52:65:be
  • D. 01:00:5c:52:65:be


Answer : A

Which three statements are correct regarding PIM-SM? (Choose three.)

  • A. There are three ways to configure the RP: Static RP, Auto-RP, or BSR
  • B. PIM-SM only uses the RP rooted shared tree and has no option to switch over to the shortest path tree
  • C. Different RPs can be configured for different multicast groups to increase RP scalability
  • D. Candidate RPs and RP mapping agents are configured to enable Auto-RP
  • E. PIM-SM uses the implicit join model


Answer : A,C,D

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Total 131 questions