IP -> Firewall -> [zakładka] Mangle -> [+]
Chain: prerouting Src. Address: 10.20.30.0/24 [zakładka] Advanced Src. Address List [!] download_1G #jeśli go nie ma na tej liście Connection Byte: 1000M-0 [zakładka] Action Action: add_src_to_address_list [check] Log Log Prefix: Download_1G Address List: download_1G Timeout: 24:00:00 Comment: 'Download > 1G' [OK]
System -> Logging -> [zakładka] Rules -> [+]
Topics: firewall action: email [OK]