http://repos.del.extreme-ix.org/ubuntu/ http://ubuntu.mirror.snu.edu.in/ubuntu/ http://mirror.cse.iitk.ac.in/ubuntu/ http://ubuntu.hbcse.tifr.res.in/ubuntu/ http://ubuntu-archive.mirrors.estointernet.in/ http://mirrors.piconets.webwerks.in/ubuntu-mirror/ubuntu/ http://archive.ubuntu.com/ubuntu/