1. A computer-implemented method, comprising: receiving a notification related to a change in network topology or network capacity of a network that delivers a network service; identifying changes in the network topology or the network capacity based on the notification; revising a view of the network topology and/or network capacity based on the identified changes; and applying resource admission control to deny or grant a customer device access to resources of the network based on the revised view of the network topology and/or network capacity.