Do you mean that someone inside your network did a big download, or someone from that IP downloaded something from your network? Is this HTTP, FTP, or ??? Are you using HTTP and FTP Proxies? In which mode is each?
Do you mean that someone inside your network did a big download, or someone from that IP downloaded something from your network? Is this HTTP, FTP, or ??? Are you using HTTP and FTP Proxies? In which mode is each?