Chapter 12CUPS Extensions to IPP
This chapter describes the attributes, operations, and browsing protocol enhancements provided by CUPS. Use this information in conjunction with Chapters 7–11 when writing IPP client applications for CUPS.
CUPS defines several additional attributes that are used solely for the CUPS operations. Table 12.1 lists these attributes.
device-class attribute defines the type of device, which can be one of the values listed in Table 12.2.
device-info attribute provides a description of the device. ...