I don't know, see if this helps. http://askubuntu.com/questions/53146/how-do-i-get-add-apt-repository-to-work-through-a-proxy -- View this message in context: http://r.789695.n4.nabble.com/Apt-get-tp4453839p4480997.html Sent from the R help mailing list archive at Nabble.com.