CompTIA SecurityX (CAS-005) CAS-005 — Question 273

In a recent audit, several critical legacy systems, which are externally exposed so that a specific vendor can manage them remotely, were identified. These systems must remain available to the vendor for the next six months. A security team segmented the network so these systems can only communicate with internal resources. Which of the following actions would be most appropriate to restore the vendor's access to manage these systems?