> For example, a simplex printer need not implement the sides attribute
> and a printer that has no finishing need not implement the finishing
> and a Printer that cannot do multiple copies from a single document
> need not implement the copies attribute. A Printer that does not
> allow the administrator to specify supported values need only implement
> the values that are ready (like the Printer MIB). A Printer with a single
> input tray and no means to request the operator to switch the media need
> not implement the media attribute. etc. etc.
>
But what should a printer with no duplexing and no finishing do when it
receives a job which has sides set to 1-sided and finishing set to
none. Shouldn't that printer at least know enough about the standard
attributes to realize that it supports those two values?