On 03/18/2016 12:47 PM, Bear Tooth wrote: > > I put a CentOS 7 live CD into a PC several years old, and ran it > without trouble for several days. Then I told it to install itself to the > hard drive. That took kind of a while (perhaps because the machine is > behind a KVM switch with three others?), but eventually told me it had > finished. I rebooted. > > Given my druthers, I would now run Yumex, deleting as many as I > could of all the things I never use. Then I'd update from whatever > version is on the CD to the current one. > > But I get errors, trying to run Yumex or to install it (both as > root), saying "Could not resolve host: mirrorlist.centos.org" There are > some panels, or what look to be panels; but the display on them looks > like it's been chewed up and spat out by some monster in the machine. > (Until I get logged in, the whole screen looks like that, or maybe as if > two tilings had crashed into each other at high speed.) > > Any clues? Pretty please?? > Sounds like you don't have network properly working .. at least not DNS lookups. I would make sure you have an IP address that works, see if you are connecting to the work via ipv4 or ipv6 and then see if you can see things outside your local network.
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