Lexmark CS317
Open a Web browser, and then type the printer IP address in the address field.
Notes:
Click Settings > Paper Menu > Custom Types.
Select the custom name you want to configure, then select a paper or specialty media type, and then click Submit.
Here are the steps on how to configure wireless settings via the Embedded Web Server and switch from a wired to wireless connection.
How to Configure Google Cloud Print Version 1.6.6