Since you mention 'preferences', it seems you might be using Windows:
the
information you require is in the rw-FAQ.
Since the posting guide asked you to state your platform and read the
relevant FAQ, that is the place to start: see the footer below.
On Fri, 11 Aug 2006, Alexandre Fabrice Letimier wrote:
> Dear all,
> I have some difficulties to get R to download the various packages.
> It seems that it's a problem of the network that I'm on. I would
need
> to configure R so that I can put the proxy address and the port of
> the network that I'm on. Can anyone explain to me how to change these
> in R. I've looked at the preferences but couldn't find it there.
> Thanks a lot for you help.
> Regards,
> Fabrice Letimier
> --
>
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
--
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595