MDNS backchannel on OSX 10.4

[keens312]

> keens312 wrote:
> > Hi Michael,
> >
> > I check all the CUPS version, only latest 1.4 version contains mdns backend.
> >
> > But OSX 10.3 and 10.4 has released for years, where does OSX 10.3.9 and 10.4 get the mdns backend from?
>
> Mac OS X 10.5 and earlier use a different mdns implementation that was
> not open sourced.  That said, all the mdns backend does when printing
> is execute the backend that corresponds to the protocol being used -
> ipp, lpd, riousbprint, or socket.  Any back-channel support will come
> from those backends and not mdns itself.
>
> --
> ______________________________________________________________________
> Michael R Sweet                        Senior Printing System Engineer
>
what exact backend does Bonjour use? from CUPS log, i only knew mdns backend was launched.