> Date: Tuesday, February 23, 2016 11:13:32 -0500 > From: m.roth at 5-cent.us > > Juan De Mola wrote: >>> From: John Hodrien <J.H.Hodrien at leeds.ac.uk> >>> On Tue, 23 Feb 2016, Juan De Mola wrote: >>> >>>> CentOS 6 has problems printing when the Internet goes down. And >>>> 7 is still untested for the software we are running on Linux. >>> >>> Not being funny, but where did you get that idea from? >> >> I have upgraded a client's main server, everything worked well >> until the Internet got an outage. Printers stoped working without >> explanation. I have not tested 7, but 6 is off table because of >> that incident. > > That's very odd. We have well over 170 servers and workstations, > the vast majority on CentOS 6, as is my own workstation at home, > and both here at work, and at home, we/I have occasionally had > connection to the outside world issue (admittedly, not for very > long), and no printer problems at all. > > mark The printing problem sounds like a configuration issue. Without knowing more, it seems likely DNS (or more generally, hostname lookup) related.