[R] IP address

[Ben Bolker]

Jorge Nieves <jorge.nieves <at> moorecap.com> writes:

> 
> 
> Hi,
> 
> We have some tight controls in our systems and I am having difficulty
> downloading/upgrading R packages.  The IT department will configure our
> system to let me download packages from two or three R depositories.
> How do I find out what the IP address of the R depositories are so that
> I can select a few? The IT department needs to know the IP addresses.
> 
> Thanks,
> 
> Jorge Nieves
>

  This works for me.  Substitute your closest mirror(s).
(I believe 'ping' should be available on Windows, MacOS, or Linux
in a command window.)

> ping probability.ca
PING probability.ca (128.100.73.51) 56(84) bytes of data.
64 bytes from markov.utstat.toronto.edu (128.100.73.51): icmp_seq=2 ttl=52
time=125 ms
64 bytes from markov.utstat.toronto.edu (128.100.73.51): icmp_seq=3 ttl=52
time=152 ms

> ping cran.r-project.org
PING cran.wu-wien.ac.at (137.208.57.37) 56(84) bytes of data.
64 bytes from cran.wu-wien.ac.at (137.208.57.37): icmp_seq=1 ttl=44 
  time=123 ms
64 bytes from cran.wu-wien.ac.at (137.208.57.37): icmp_seq=2 ttl=44 
  time=122 ms
^C

> ping r-forge.r-project.org
PING r-forge.wu-wien.ac.at (137.208.57.38) 56(84) bytes of data.
64 bytes from r-forge.wu-wien.ac.at (137.208.57.38): icmp_seq=1 ttl=44 
   time=123 ms
64 bytes from r-forge.wu-wien.ac.at (137.208.57.38): icmp_seq=2 ttl=44 
  time=122 ms
^C