Brother MFC-9120CN - Manual (Page 112)

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Before using the Brother software
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Firewall settings on your PC may reject the necessary network connection for network printing, network
scanning and PC Fax. If you are using the Windows
® Firewall and you installed MFL-Pro Suite from the
CD-ROM, the necessary Firewall settings have already been made. If you did not install from the CD-ROM
follow the instructions below to configure your Windows
®
Firewall. If you are using any other personal Firewall
software, see the User’s Guide for your software or contact the software manufacturer.
UDP Port number information for Firewall configuration
1 Add Port number 137 if you still have trouble with your network connection after you added port 54925 and 54926. Port number 137 also supports
printing and Remote Setup over the network.
Windows
®
XP SP2 or greater
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a
Click the Start button, Control Panel, Network and Internet Connections and then
Windows Firewall.
Make sure that Windows Firewall on the General tab is set to On.
b Click the Advanced tab and Settings... button of Network Connection Settings.
c
Click the Add button.
Firewall settings (For Network users)
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UDP Port Network Scanning Network PC-Fax Network Scanning and
Network PC-Fax 1
External Port number 54925 54926 137
Internal Port number 54925 54926 137