Elvin Hernàndez wrote: > Hi everyone. > > As you know, every machine with Fedora Core 6 can use the command 'yum' > either to update the system or install packets on line. We tried to > install the packets related with Xen via yum and we had not success to do > it. The company's machines go out to Internet through Squid which > authenticate the users before allow access to internet. In a beginning we > thought that the problem was that yum was not authenticating with proxy > and therefore it can't download the packets from Internet, so we edited > the file /etc/yum.conf and added the next lines: > > proxy=10.200.0.48:8081 > proxy_username=ehernandez > proxy_password=********** > > Once we did the previous, we tried to download the packets again and we > obtained the next error: > > Loading "installonlyn" plugin > Options Error: Error parsing '10.200.0.48:8081': URL must be http, ftp or > https not "10.200.0.48" Have you tried the obvious: proxy=http://10.200.0.48:8081