I have a Cisco 2960S gig switch configured in transparent mode with multiple vlans configured. I have printers that I can ping, the ports shows up but on the printer it says offline. Any idea what could be causing this?

I have a Cisco 2960S gig switch configured in transparent mode with seperate vlans configured. I have printers that I can ping, the ports shows up and on the printer it says offline. Any idea what could be causing this?