Your customer wants to enable their MX Series core so that a controller can dynamically manage their LSPs.
Which protocol provides this capability?

• A.PCEP
• B.PCRF
• C.BGP-LS
• D.BGP-LU

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Your backbone network has a single dark fiber between two backbone sites within the same metro area. Currency this link is being used as a point-to-point 100ObE link between the routers using gray optics. The link has been experiencing high utilization and you are asked to propose network design changes to increase capacity across this network segment.
Which statement is true in this scenario?

• A.Interfaces need to be reconfigured for 200GbE.
• B.Gray optics can be used to increase capacity by enabling additional wavelengths.
• C.New optical interfaces will need to be added to the routers.
• D.Enabling MPLS will increase capacity due to statistical multiplexing.

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Which technology allows a router to continue to forward packets even if the routing protocol adjacencies go down?

• A.graceful restart
• B.nonstop bridging
• C.graceful Routing Engine switchover
• D.nonstop routing

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You work for a service provider who wants to provide a service to your customers consisting of VoIP, live TV, video on demand (VoD), and data services You want to use a hybnd VLAN model for this service Which VLAN assignments would be used for this deployment?

• A.Live TV and VoD will be in the same shared VLAN with Live TV on a multicast stream and VoD unicast, voice and data will reside in a customer specific VLAN.
• B.Video services will reside in a shared video VLAN. and the customer willHjttlttjftvo data VLANs assigned, one for voice and one for data.
• C.Live TV will be multicast to all customers, video on demand, voice, and data will share a customer specific VLAN.
• D.Live TV will be multicast to all customers, video on demand and data will share a customer specific VLAN, VoIP will use a shared VLAN utilizing private VLANs to talk to a telephony server.

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Your customer connects to their service providers using fiber-based Ethernet connections in a shared collocation room. The customer has expressed concerns about wire tapping and man-in-the-middle attacks, and has asked for your design recommendation to minimize such attacks.
Which service addresses the customer's concern?

• A.BGPFIowSpec
• B.MACsec
• C.802 3ad
• D.802 1x

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