HP Deskjet 5850 Color Inkjet Printer - Manual (Page 63)

ad hoc mode
When the printer is set to the ad hoc communication mode, the printer communicates
directly with other wireless devices on the network without the use of a (WAP) .
wireless network settings
Devices (such as computers and printers) on a wireless network must share the
following settings:
wireless profiles
A wireless profile is a set of network settings unique to a given wireless network. A
wireless device might have wireless profiles for several wireless networks. In order to
use the printer, the computer must be set to the profile for the printer's wireless
network.
For example, a laptop that is used both at work and at home, might have one profile
for a wireless network at work and another profile for a wireless network at home.
The printer does not support multiple profiles.
For an in-depth explanation of wireless profiles, click here .
Network Name (SSID)