Hey Eric, I work in IT and am setting up an MX808 for Vishal. Are both devices on the SAME network? Eg if the IM505 is connected to the network Eric552g, then the printer MUST be on the SAME network.
See page 91 of the IM508 user manual.(link below)
https://www.uobdii.com/upload/pro/19042815564423971501.pdf
Good Luck
Regards,
Bobby