Free Cisco 642-885 Exam Dumps Questions & Answers

Which keyword is used in the syntax to refer to Cisco IOS XR address-family groups, session groups, or neighbor groups?

• A.  use
• B.  commit
• C.  apply
• D.  inherit

Refer to the EBGP configuration on a PE IOS-XR router exhibit.
After the EBGP configuration, no routes are accepted from the EBGP peer, nor are any routes advertised to the EBGP peer.

What could be the problem?

• A.  An access list is blocking IP protocol 179 packets between the two EBGP peers
• B.  The next-hop-self neighbor configuration command must also be configured
• C.  The maximum-prefix neighbor configuration command must also be configured
• D.  The update-source neighbor configuration command must also be configured
• E.  EBGP neighbors must have an inbound and outbound route policy configured

A CRS router that runs Cisco IOS XR has dual routing processors installed. Which solution should be implemented to prevent OSPF adjacency flapping if the primary routing processor fails?

• A.  router msdp
• B.  OSPF Fast Timers
• C.  NSF
• D.  OSPF RE Sync
• E.  NSR

Whichtwo attributes does BGP select before MED? (Choose two.)

• A.  local preference
• B.  lowest router ID
• C.  lowest neighbor IP
• D.  weight
• E.  oldest route

Refer to the Cisco IOS-XR BGP configuration exhibit.

Identify two configuration errors. (Choose two.)

• A.  The ttl-security configuration command is missing the option to set the number of hops
• B.  The passall route policy is wrong
• C.  The maximum-prefix 10 configuration should be configured under the af-group abc instead of the neighbor-group efg
• D.  The route-policy passall in and route-policy passall out commands should be configured under the neighbor-group efg instead of the af-group abc
• E.  The neighbor-group efg is missing the ebgp-multihop 2 configuration