Referring to the exhibit, which two statements are correct? (Choose two.)

ISP A AS 65501
ISP B AS 65502
Advertised Prefixes: 172.20.0.0/24 172.20.20.0/24 172.20.21.0/24
Advertised Prefixes: 172.20.0.0/24 172.20.1.0/24

Which configuration can be applied to ensure that no more than 600 MAC addresses are learned by a virtual switch?

Exhibit

Which two statements are correct about the service provider MPLS network shown in the exhibit? (Choose two.)

What are two bridging concepts that are used to maintain an Ethernet switching table? (Choose two.)

You want to save adjacency formation time between two routers participating in OSPF, as well as reduce the size of the OSPF link-state database.
How would you accomplish these tasks?