Your customer wants an MPLS-based L3VPN service between multiple remote locations. Which two statements are true regarding the customer's WAN edge devices? (Choose two )

You are designing a solution for an energy trading organization that allows them to stream natural gas prices to trading partners. Prices will be streamed to trading partners using the Internet. Trading regulations require that any trading data streamed over a public network must be encrypted and authenticated.
Which connectivity solution meets these requirements?

Your customer is deploying a data center with redundant connections for WAN services through ISP-1 and ISP-2. Your customer has decided to deploy an active/passive Internet connection uplink model and pay-per-use for a passive connection associated with ISP-2. The customer wants to ensure limited use of the connection through ISP-2.
Which two actions would you perform to meet the objective? (Choose two )

Your company is considering how to add more visibility in their WAN MPLS links.
Which Juniper Networks product provides this type of traffic management?

Which statement is correct regarding classifiers in CoS?