Brother GT-3 Series Service Manual page 55

2. Setting up GT-3 Series
3. Assign the defined number of IP address, Subnet mask and Default gateway to GT-3,and click [ OK ] button. (The
numbers below are examples.)
IP address is successfully assigned to GT-3.
4.
The error dialog appears if some irregular numbers are assigned as IP address in the step 3, Subset mask or
5.
Default gateway. Confirm the numbers and re-enter.
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GT-3 Series