This policy setting controls the time-out interval of Outlook people search. Outlook returns as many people search results ...

This policy setting controls the time-out interval of Outlook people search. Outlook returns as many people search results as possible before the time-out interval lapses. If the search results are incomplete, Outlook displays a message at the bottom of the results list.If you enable this policy setting, you can specify the time-out interval in milliseconds.If you disable or do not configure this policy setting, the time-out interval is 60,000 milliseconds (60 seconds).