What are three components used to accomplish this task?

Your company’s network has seen an increase in Facebook-related traffic. You have been asked
to restrict the amount of Facebook-related traffic to less than 100 Mbps regardless of congestion.
What are three components used to accomplish this task? (Choose three.)

A.
IDP policy

B.
application traffic control

C.
application firewall

D.
security policy

E.
application signature

Explanation:

An IDP policy defines how your device handles the networktraffic.It will not limit the rate.
Reference:http://www.juniper.net/techpubs/software/junos-security/junos-security96/junossecurity-swconfig-security/idp-policy-overview-section.html)
Application Firewallenforces protocol and policy control at Layer 7. It inspects the actual content of
the payload and ensures that it conforms to the policy, rather thanlimiting the rate.
Reference:http://www.juniper.net/techpubs/en_US/junos12.1×44/topics/concept/applicationfirewall-overview.html