How can a network designer reduce the amount of LSA flooding occurring in a large, single area fully-meshed OSPF topology?

Which solution suppresses the effect of excessive interface flapping events on routing protocols?

A service provider wants to use a controller to automate the provisioning of service function chaining. Which two overlay technologies can be used with EVPN MP-BGP to create the service chains in the data center?

When designing a network that consists of multiple IPv6 multicast servers on a Layer 2 VLAN, which option should you consider regarding IPv6 multicast traffic forwarding?

When designing a network, which two security features should be added to the design to protect hosts from potential IPv6 neighbor discovery denial of service attacks at the access layer? (Choose two.)