Use the following steps to configure NTP.
Navigate to NETWORKING > Local Networks > Local IP Networks.
Create a new LAN. For additional help creating a LAN, see How to add a loopback Interface.
Assign a new IP with a /32 subnet mask in the IP Address field.
Select "Loopback" from the drop-down menu.
Navigate to > > .
Create a LAN network binding for NTP to the Loopback LAN. For additional information on how to create a LAN binding, see How to Configure Router Services with LAN Network Binding.
Navigate to > > .
Create a Route Policy using the steps in Policy Based Routing.
Add the loopback IP address in the Source IP/Network Address field.
Select "lo (Local router-originated)" from the drop-down menu.
In the Reference section, select "NCM" from the drop-down menu.
Move this policy above the default "any, any" policy.