The system provides for the registering of the wireless unit with the landline network by the dialing of an administrative number from a landline device and causes the VLR in the landline network to directly communicate with the HLR in {HEAD ~ the wireless network} to keep {TAIL ~ both the landline} and the wireless networks up to date as to the registration status and specific routing for the various subscribers 
The system provides for the registering of the wireless unit with the landline network by the dialing of an administrative number from a landline device and causes the VLR in the landline network to directly communicate with the HLR in { HEAD ~ the wireless network } to keep { TAIL ~ both the landline } and the wireless networks up to date as to the registration status and specific routing for the various subscribers
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