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A. The data center gateway routers maintain a MP-BGP EVPN peering with the data center route reflector.

B. The leaf routers are able to establish a full mesh of VXLAN tunnels across the WAN.

C. The EVPN overlay is transparently carried over the WAN network.

D. The IP addresses of the leaf routers need to be re-distributed into the WAN.

A. All of the data centers leaf routers must be reachable over the WAN network.

B. The data center border leaf and gateway can use either eBGP or static routes to exchange routing information.

C. The route reflectors must be reachable between different data centers.

D. It provides a clear demarcation for security between the border leaf and gateway.

A. All other hosts within the subnet will update their ARP tables.

B. The GARP is sent as a broadcast.

C. The other hosts in the subnet will acknowledge the receipt with a reply.

D. A host sends a GARP to update its own IP/MAC mapping to the other hosts in the subnet.

A. When redundant route reflectors are deployed, one route reflector will be the primary while the other one will assume a backup role.

B. The local-AS number configured within the BGP group will override the AS number configured directly under the BGP protocol.

C. The cluster-id that uniquely identifies this route reflector session is configured on the route reflector and participating clients.

D. Route reflectors can be used instead of a full mesh of eBGP sessions between the leaf and spine routers.

A. An IRB interface is used to logically interconnect a MAC-VRF to an IP-VRF on a PE.

B. The IRB sub-interface must have at least one IP address.

C. The IRB sub-interfaces can be configured with access control lists.

D. IP-VRFs and MAC-VRFs can have multiple IRB interfaces.

A. A routed VXLAN interface for the VPRN instance.

B. A vrf-target matching the vrf-target on dcgw20 in the VPRN instance.

C. The base BGP instance to support vpn-ipv4 and evpn address families.

D. A binding of the VPRN instance to the MPLS tunnels towards dcgw20.