QUESTION: 5

Refer to the exhibit.

BGPsec is implemented on R1, R2, R3, and R4. BGP peering is established between neighboring autonomous systems. Which statement about implementation is true?

BGP updates from the iBGP peers are appended with a community of local-as.
BGP updates from the all BGP peers are appended with a community of no-export.
BGP updates from the eBGP peers are appended with an additional AS path value that is statically set by the domain administrator.
BGP updates from the eBGP peers are appended with a BGPsec attribute sequence that includes a public key hash and digital signature.

Answer(s): D

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QUESTION: 6

You are configuring MPLS traffic-engineering tunnels in the core.
Which two ways exist for the tunnel path across the core? (Choose two.)

The dynamic path option is supported only with IS-IS.
Tunnels can be configured with dynamic path or explicitly defined path.
A zero bandwidth tunnel is not a valid option.
The bandwidth statement creates a “hard” reservation on the link.
Tunnel links inherit IGP metrics by default unless overridden.

Answer(s): B,E

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QUESTION: 7

Which configuration mode do you use to apply the mplsldp graceful-restart command in IOS XE Software?

MPLS LDP neighbor
interface
MPLS
global

Answer(s): D

Reference:

https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/mp_ha/configuration/xe-3s/mp-ha-xe-3s-book/mp-ldp-grace-rstrt.html

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QUESTION: 8

After you analyze your network environment, you decide to implement a full separation model for Internet access and MPLS L3VPN services. For which reason do you make this decision?

It enables EGP and IGP to operate independently.
It enables you to choose whether to separate or centralize each individual service.
It is easier to manage a system in which services are mixed.
It requires only one edge router.

Answer(s): A

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QUESTION: 7

Reference:

QUESTION: 8

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