http://ftpfaudev4triw2vxiwzf4334e3mynz7osqgtozhbc77fixncqzbyoyd.onion/ripe.net/rfc/rfc8994.html
. ¶ Data plane dependencies also affect applications in a NOC such as SDN controller applications: certain network changes are hard to implement today because the change itself may affect reachability of the devices. Examples include address or mask changes, routing changes, or security policies.