1. A method of access network selection in a multi-access network environment with a plurality of access networks to which user equipment directly connect in order to access another network, the method comprising the following steps implemented by an entity in the environment that has one or more processors: determining preferences with which a first access selection function selects an access network from a first subgroup of said access networks to which a user equipment is to directly connect; and as part of implementing at least a portion of a second access selection function that is distinct from the first access selection function, selecting based on said preferences an access network from both the first subgroup and a second subgroup of said access networks to which the user equipment is to directly connect, wherein access networks in the second subgroup are not part of the first subgroup.