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You can modify your site's preferences to control HTTP referrer logging. As shown in Figure 47.2, you can decide whether you want to track HTTP referrers at all and, if so, how many you want to maintain in the database. Once the maximum number is reached, PHP-Nuke stops logging new referrers until you manually clear the list through the HTTP Referrers icon on the Administration menu (use the Delete Referrers button at the bottom of the page). Figure 47.2. Setting up options for HTTP referrers.
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