{HEAD ~ The present invention} relates to communications systems that provide service to communications units over a plurality of coverage areas and more specifically to providing {TAIL ~ contact information} for such a unit identified by a uniform resource name  
relates specifically to providing
{ HEAD ~ The present invention } relates to communications systems that provide service to communications units over a plurality of coverage areas and more specifically to providing { TAIL ~ contact information } for such a unit identified by a uniform resource name
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