Free JN0-1302 – Data Center Design. Specialist (JNCDS-DC) Practice Test Question

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  The device air intake should face the cold aisle.

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  Relative humidity that is too low can cause water condensation.

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  Device exhaust fans should face the cold aisle.

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  The temperature should be measured at multiple heights.
  
  

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  VPLS LAG

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  point-to-point LAG

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  EVPN multihoming

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  VPLS multihoming
  
  

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  User traffic must be policy-routed to the active data center.

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  Multicast IP addressing is in use.

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  Inter-server traffic must use an alternate IP address.

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  Anycast IP addressing is in use.
  
  

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  VPLS can provide connectivity for four or more DC deployments.

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  LDP Layer 2 circuits learn MAC addresses in the data plane.

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  BGP Layer 2 VPNs are required due to latency requirements.

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  PE routers in an EVPN environment advertise MAC addresses using BGP.

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  EVPN can provide connectivity for four or more DC deployments.
  
  

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  All vRouters maintain identical forwarding tables for all virtual networks.

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  SDN Gateway devices may contain per-tenant MAC and IP addresses.

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  Each vRouter maintains separate forwarding tables for various virtual networks.

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  Spine and leaf devices may contain per-tenant MAC and IP addresses.
  
  

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  top-of-rack

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  middle-of-row

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  middle-of-rack

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  end-of-row
  
  

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  add-path

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  route-monitoring

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  rib-sharding

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  route-refresh-priority
  
  

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  VRRP

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  LAG

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  GRES with NSB

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  MC-LAG
  
  

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  Virtual Router Redundancy Protocol

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  Virtual Chassis

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  Ethernet segment identifier

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  multichassis LAG
  
  

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  spine gateway

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  leaf gateway

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  server based gateway

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  underlay gateway