Hello, The URL given as http://mirrors.cs.hacettepe.edu.tr/centos/ should be http://mirrors.cs.hacettepe.edu.tr/CentOS/ and ftp://ftp.cs.hacettepe.edu.tr/pub/mirrors/centos/ should be ftp://ftp.cs.hacettepe.edu.tr/pub/mirrors/CentOS/ Also our departments name is "Hacettepe Univ. Dept. of Computer Sci. & Eng." We'll be glad if corrected. Thanks.