yes i configured the yum.conf proxy=http://10.101.16.4:8080 proxy_username=my_username proxy_password=my_password but still the same problem here a squid proxy server is present so for initernet connection also i need to give my_username and my_password..... On Tue, Mar 27, 2012 at 11:42 AM, John R Pierce <pierce@xxxxxxxxxxxx> wrote: > On 03/26/12 11:05 PM, arun kumar wrote: > > I have centos 6.0 in my system and i want to update packages, so i tried > > the yum commands for checking and installing updates, but my proxy is > > objecting and i got the following error > > > > Loaded plugins: fastestmirror, refresh-packagekit > > Loading mirror speeds from cached hostfile > > Could not retrieve mirrorlist > > http://mirrorlist.centos.org/?release=6&arch=i386&repo=os error was > > 14: PYCURL ERROR 22 - "The requested URL returned error: 407" > > Error: Cannot find a valid baseurl for repo: base > > > > i tried with the software update GUI in centos 6.0 but still the same > proxy > > problem....can any one please suggest how to overcome this problem and > > install updates for packages. > > what is this "proxy"? other than your use of the phrase 'proxy' a > couple times, I see no sign of a proxy there. > > If your internet connection is such that you have to go through an > explicit http proxy, have you configured it in /etc/yum.conf as follows? > http://www.centos.org/docs/5/html/yum/sn-yum-proxy-server.html > > > > > > -- > john r pierce N 37, W 122 > santa cruz ca mid-left coast > > _______________________________________________ > CentOS mailing list > CentOS@xxxxxxxxxx > http://lists.centos.org/mailman/listinfo/centos > -- Arun Kumar Somavarapu Project-JRF Dr. Prasanna's lab TMC, ACTREC Navi Mumbai-410210 _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos