The address of the DNS provider.
Log into the Cisco APIC Web Console:
Navigate to 'Fabric' -> 'Fabric Policies'.
Click 'Fabric Security'.
Expand 'DNS Profiles'
For each 'DNS Profile', ensure 'DNS Providers - Address' is set to an appropriate value for your environment.
This security hardening control applies to the following category of controls within NIST 800-53: System and Communications Protection.This control applies to the following type of system Cisco_ACI.