how to set A4 size by default (I have Letter now)

[Tomasz Chmielewski]

(...)

> > As I saw no web interface options for paper size, I tried setting
> > "lpoptions -p printer -o media=A4", but it didn't help - printing a test
> > page still means that the printer will error due to the lack of Letter
> > paper.
> >
> > Any ideas?
> Log into cups as admin. select printers, then modify printer. there should
> be an option for page size.

I'm pretty sure there is none to change the paper size.
At least I didn't find any.

I use CUPS 1.1.23.