greetings, i am still having problems getting my head in to operations of yum am need help with updating and setting up repos list. system specifics: +++ $ cat /etc/redhat-release Scientific Linux SL release 5.4 (Boron) $ uname -a Linux 2.6.18-194.11.3.el5 #1 SMP Mon Aug 30 11:47:33 EDT 2010 i686 i686 i386 GNU/Linux +++ i have 2 installs of sl5.4, minimal on hda1 for internet [using now], and more filled on hdb10 for personal accounting, and electronic design. when i tried to update recently, i ran into similar problems, in that both bomb due to incorrectness of repo settings. on hda1; # yum update Loaded plugins: aliases, changelog, downloadonly, fastestmirror, filter-data, : kernel-module, keys, kmod, list-data, merge-conf, priorities, : protect-packages, protectbase, refresh-updatesd, rhnplugin, : security, tmprepo, tsflags, upgrade-helper, verify, versionlock This system is not registered with RHN. RHN support will be disabled. Determining fastest mirrors Could not retrieve mirrorlist \ http://mirrors.redhat.com/mirrorlist?repo=epel-5&arch=i386/ error was [Errno 4] IOError: <urlopen error (-2, 'Name or service not known')> * sl-base: ftp1.scientificlinux.org * sl-security: ftp1.scientificlinux.org adobe-linux-i386 | 951 B 00:00 adobe-linux-i386/primary | 12 kB 00:00 adobe-linux-i386 18/18 http://download.redhat.com/pub/epel/5/i386/repodata/repomd.xml: [Errno 4] \ IOError: <urlopen error (-2, 'Name or service not known')> Trying other mirror. Error: Cannot retrieve repository metadata (repomd.xml) for \ repository: epel. Please verify its path and try again [did not copy errors for hdb10 to hda1] on hda1; $ pwd /etc/yum.repos.d total 252 -rw-r--r-- 1 root root 179 Jul 25 2007 adobe-linux-i386.repo -rw-r--r-- 1 root root 179 Jul 25 2007 \ adobe-linux-i386.repo.org.2007.0725.2045 -rw-r--r-- 1 root root 238 Oct 19 2009 adobe.repo -rw-r--r-- 1 root root 238 Oct 19 2009 adobe.repo.org.2009.1019.2108 -rw-r--r-- 1 root root 404 Oct 19 2009 atrpms.repo -rw-r--r-- 1 root root 404 Oct 19 2009 atrpms.repo.org.2009.1019.2108 -rw-r--r-- 1 root root 420 Oct 19 2009 dag.repo -rw-r--r-- 1 root root 420 Oct 19 2009 dag.repofile -rw-r--r-- 1 root root 420 Oct 19 2009 dag.repofile.org.2009.1019.2108 -rw-r--r-- 1 root root 762 Mar 24 2009 elrepo.repo -rw-r--r-- 1 root root 762 Mar 24 2009 elrepo.repo.orf.2009.0324.2210 -rw-rw-r-- 1 root root 986 Sep 18 13:17 epel.repo -rw-rw-r-- 1 root root 986 Sep 18 13:17 epel.repo.2010.0918.1316 -rw-r--r-- 1 root root 990 Jun 23 2008 epel.repo.org.2008.0623.2003 -rw-rw-r-- 1 root root 1094 Sep 18 13:13 epel-testing.repo -rw-rw-r-- 1 root root 1094 Sep 18 13:13 epel-testing.repo.2010.0918.1312 -rw-r--r-- 1 root root 1090 Jun 23 2008 pel-testing.repo.org.2008.0623.2003 -rw-r--r-- 1 root root 733 Oct 19 2009 sl-contrib.repo -rw-r--r-- 1 root root 733 Oct 19 2009 sl-contrib.repo.org.2009.1019.2108 -rw-r--r-- 1 root root 738 Oct 19 2009 sl-debuginfo.repo -rw-r--r-- 1 root root 738 Oct 19 2009 l-debuginfo.repo.org.2009.1019.2108 -rw-r--r-- 1 root root 846 Oct 19 2009 sl-fastbugs.repo -rw-r--r-- 1 root root 846 Oct 19 2009 sl-fastbugs.repo.org.2009.1019.2108 -rw-r--r-- 1 root root 773 Oct 19 2009 sl.repo -rw-r--r-- 1 root root 773 Oct 19 2009 sl.repo.org.2009.1019.2108 -rw-r--r-- 1 root root 849 Oct 19 2009 sl-security.repo -rw-r--r-- 1 root root 849 Oct 19 2009 sl-security.repo.org.2009.1019.2108 -rw-r--r-- 1 root root 690 Oct 19 2009 sl-srpms.repo -rw-r--r-- 1 root root 690 Oct 19 2009 sl-srpms.repo.org.2009.1019.2108 -rw-r--r-- 1 root root 757 Oct 19 2009 sl-testing.repo -rw-r--r-- 1 root root 757 Oct 19 2009 sl-testing.repo.org.2009.1019.2108 -rw-r--r-- 1 root root 0 Oct 30 01:29 yum.repos.d-hda1.0001 +++ on hdb10; $ pwd /etc/yum.repos.d total 116 -rw-r--r-- 1 root root 179 Jul 25 2007 adobe-linux-i386.repo -rw-r--r-- 1 root root 238 Oct 19 2009 adobe.repo -rw-r--r-- 1 root root 404 Oct 19 2009 atrpms.repo -rw-r--r-- 1 root root 420 Oct 19 2009 dag.repo -rw-r--r-- 1 root root 420 Oct 19 2009 dag.repofile -rw-r--r-- 1 root root 954 Apr 25 2008 epel.repo -rw-r--r-- 1 root root 1054 Apr 25 2008 epel-testing.repo -rw-r--r-- 1 root root 733 Oct 19 2009 sl-contrib.repo -rw-r--r-- 1 root root 738 Oct 19 2009 sl-debuginfo.repo -rw-r--r-- 1 root root 846 Oct 19 2009 sl-fastbugs.repo -rw-r--r-- 1 root root 773 Oct 19 2009 sl.repo -rw-r--r-- 1 root root 849 Oct 19 2009 sl-security.repo -rw-r--r-- 1 root root 690 Oct 19 2009 sl-srpms.repo -rw-r--r-- 1 root root 757 Oct 19 2009 sl-testing.repo -rw-r--r-- 1 root root 0 Oct 30 01:29 yum.repos.d-hdb10.0001 +++ what "yum" or "rpm" command do i need to use to update repo list? tia. -- peace out. tc.hago, g . **** in a free world without fences, who needs gates. ** help microsoft stamp out piracy - give linux to a friend today. ** to mess up a linux box, you need to work at it. to mess up an ms windows box, you just need to *look* at it. ** learn linux: 'Rute User's Tutorial and Exposition' http://rute.2038bug.com/index.html 'The Linux Documentation Project' http://www.tldp.org/ 'LDP HOWTO-index' http://www.tldp.org/HOWTO/HOWTO-INDEX/index.html 'HowtoForge' http://howtoforge.com/ ****