On Wed, 2006-04-26 at 10:37 +0800, Hou Xiang ZHU wrote: > hi there: > I am trying to use yum to update my FC4 system, but didn't succeed! > looks like it is because I am behind a firewall, I need proxy to access outside web, and maybe an MS proxy, is there any ways to use yum behind a such proxy? how do I know what kind of proxy I am behind? > > I export https_proxy with username and passwd but the following error > occured. actually I tried a few formats of setting this env variable, I am not sure I setup correct or not. my corporate proxy need a user name and passwd, in user name there is a +space+ " " in my user name. so could any one tell me exactly which variable and how to and where to set it? > short answer: http://wiki.linux.duke.edu/YumFaq#Q15 see if that helps, if not - come back and we'll figure out more. -sv