A network administrator must choose a method to manage network devices in a critical data center with high security and uptime requirements. The selection should minimize the risk of network congestion impacting management accessibility. Which option is the most appropriate for this scenario?
Use out-of-band management via a dedicated management network.
Use a virtual private network (VPN) for device management.
Manage devices over the primary data network for simplicity.
Only perform physical access management on-site.