Juniper Exam JN0-1331 Topic 6 Question 10 Discussion

You are designing an SDSN security solution for a new campus network. The network will consist of Juniper Networks Policy Enforcer, Juniper Networks switches, third-party switches, and SRX Series devices. The switches and the SRX Series devices will be used as security enforcement points. The design must be able to change the VLAN mapping of the switch port of a user that is already authenticated to the network in the event that the end user device becomes compromised.

Which component satisfies this requirement?