Epson 802.11g Reference Manual page 182

If you want to add a port for the printer with its IP address
assigned manually, see "Adding a port for a printer assigned
with a static IP address".
Note:
Be sure that the computer is connected to the network and TCP/IP
is correctly set.
A valid IP address must be assigned to the printer.
Adding a port for a printer assigned with a
dynamic IP address
Install the printer driver before adding a port for the printer. See
the manual shipped with your printer for instructions on how to
install the printer driver.
1. Click Start, point to Settings, and then select Printers.
2. Right-click the target printer icon, and then select Properties.
3. Click the Details tab, and then click the Add Port button.
Select the Other radio button, and then select EpsonNet Print
Port. Click OK.
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