Brother DCP-9010CN User Manual page 117

Firewall settings (For Network users)
d
Click New Rule.
e
Choose Port and click Next.
f
To add a port enter the information below:
 For network scanning
Choose UDP and enter "54925" in the Specific local ports:.
Click Next.
 For Network PC-Fax
Choose UDP and enter "54926" in the Specific local ports:.
Click Next.
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