[R] Internet Problem in R

[Liaw, Andy]

It could well be a firewall issue.  Try adding --internet2 as argument to
Rgui.exe in the target field of the shortcut for Rgui.

Andy 

From: Elizabeth Purdom
> 
> Hi,
> 
> I have a student who's R seems to be unable to connect to the 
> internet. I have verified that her computer has internet 
> access that's working fine, but that R is not able to 
> establish connections. For example, she cannot download 
> packages for R from the URL site, cannot source webpages, or 
> read.table from a webpage (all of these give errors of not 
> being able to establish a connection). Right now I have shown 
> her how to manually download the zip file for the package and 
> install it from the local file, but she wants Bioconductor -- 
> the instructions for which seem to require the usual internet 
> access. Does anyone have any troubleshooting suggestions? 
> (I've never had problems with the internet interface with R, 
> so I don't even know where to start to try to fix it or even 
> diagnose the problem). Could a firewall have this effect? Wireless?
> 
> Her computer is running version R.2.3.1, on a Windows XP.
> 
> Thanks,
> Elizabeth Purdom
> 
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