Method and apparatus for entering an initialization state in a wireless communication system. The method includes selecting a serving access network, obtaining synchronization from the access network, and determining whether channel records and redirect messages are received. InitializationState.Activate command may be issued when entering the initialization state. Next, a method and apparatus for transition to an idle state. The method includes determining whether a protocol has received an InitializationState.Network Acquired indication, issuing an InitializationState.Deactivate command when an IntializationState.NetworkAcquired indication is received, and transitioning to an idle state.;Wireless communication network, initialization state, idle state
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