In an embodiment, a method for determining the type of a mobile radio base
station is provided. The method may include receiving a synchronization
message comprising a mobile radio base station identifier, and
determining the type of a mobile radio base station using a previously
signaled and stored piece of mobile radio base station type determining
information indicating a rule as to how the type of a mobile radio base
station out of a plurality of types of a mobile radio base station can be
derived from a mobile radio base station identifier and the received
mobile radio base station identifier.