642-883 무료 덤프문제 온라인 액세스

BGP peerings can be secured using which protection mechanism?

• A.SHA authentication
• B.digital certificates
• C.AAA
• D.MD5 authentication
• E.SSH
• F.SSL

Refer to the exhibit.

Which Cisco IOS XE command should be added to this configuration for the BFD protocol to operate successfully?

• A.Router1(config- bfd)#echo-enableRouter2(config- bfd)#echo-enable
• B.Router1(config-router)#bfd all-interfacesRouter2(config-router)#bfd all-interfaces
• C.Router1(config-if)#bfd echoRouter2(config-if)#bfd echo
• D.Router1(config-ospf-ar-if)#bfd fast-detectRouter2(config-ospf-ar-if)#bfd fast-detect

When troubleshooting OSPF neighbor errors, which three verification steps should be considered? (Choose three.)

• A.Verify if neighboring OSPF interfaces are configured with the same hello and dead intervals.
• B.Verify if neighboring OSPF interfaces are configured with the same area type.
• C.Verify if neighboring OSPF interfaces are configured in the same area.
• D.Verify if neighboring OSPF interfaces are configured with the same OSPF process ID.
• E.Verify if neighboring OSPF interfaces are configured with the same OSPF priority.

Refer to the Cisco IOS-XR route policy exhibit.

Which statement correctly describes this route policy?

• A.If a route contains the 11:11 or 44:44 community, the router adds the 55:55 community and continues. Additionally, if the same route also contains the 22:22 community, the router also adds another 77:77 community to the same route.
• B.The pass action is required after each of the set community statements to make this route policy functional.
• C.If a route only has the 22:22 community, then no community will be added by the router.
• D.If a route only has the 11:11 or 44:44 community, then no community will be added by the router.
• E.If a route has both the 11:11 and 22:22 communities (or 44:44 and 22:22), the router adds the 55:55 community only.

DRAG DROP

정답:

Explanation: Weight
Local-Preference
As-Path
MED