On Fri, 04 Aug 2017 20:35:32 +0200, Alexander Dalloz wrote: > Am 04.08.2017 um 19:01 schrieb Beartooth: >> >> I have a woefully dumb question. When I tell my wife's laptop, >> with CentOS 7 installed and a live ethernet cable plugged into it, "yum >> update," it fails saying that it doesn't see any repos. What do I need >> to do to? > > Without a precise error messge (copy & paste what is printed out) it is > hard to judge. > > rpm -V centos-release > > If that command does not print out anything then the default CentOS repo > definitions are there and set. I then would guess the laptop does not > have internet connectivity. Validate that > > ip a s > > prints out a valid network address. And that > > ip r s > > has a valid route to reach the internet. > > Is any internet address like www.google.com reachable from the system? > > Alexander This is very helpful. I'm old and slow, and it may take me a while, but many many thanks!