configure system wide proxy variable. Use lynx to troubleshoot Please cross check we normally export proxy veritable such as following http_proxy= 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 > _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos