Epson Expression Home XP-400 Small-in-One® All-in-One Printer

Selected FAQ

Q:
What is a firewall?
A:
It is software and/or a hardware device that protects your computer and network system from unauthorized access by unauthorized Internet users. All network communication must pass through the firewall, and only those permitted access will be able to access your network through the firewall.
Published: June 8, 2012

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