I-Fire shutter isetshenziselwa ikakhulukazi isidingo sodonga lokuhlukanisa umlilo, ikakhulukazi i-firewall, udonga lokuhlukanisa umlilo ngenxa yokukhiqiza, ukusetshenziswa kanye nezinye isidingo sokuvula imbobo enkulu futhi ayikwazi ukusetha umnyango womlilo lapho ukuhlukaniswa komlilo.

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