the communications log 126 this message submission 306 scenario automatically enters the name and address pairs of message recipients in the communications log 126 when electronic messages are sent without requiring the subscriber to manually direct or authorize the inclusion of the pairs in the subscriber 39 s address book another messaging scenario which may provide name and address pairs for to inclusion in the communications log 126 occurs when telephone calls placed to the subscriber telephone 110 are redirected to the unified communications server 100 for service this telephone answer 308 scenario occurs when no one is available to answer the subscriber telephone 110 or the telephone line associated with the telephone 110 is otherwise in use generally telephone calls placed across the pstn 102 include associated call information in many cases this information includes both the originating telephone number and the name of the holder of that telephone number the name and address pair obtained from call information may be conventionally provided to the unified communications server 100 over the ss7 call control link 106 or equivalent isdn functionality alternatively a name and address pair may be obtained from a network directory 128 the name and address pair from scenario 308 can be automatically stored in the communications log 126 upon receipt by the communications server 100 the call transfer scenario 310 occurs when the subscriber.