On 07/12/17 12:09, Gordon Messmer wrote: > On 07/12/2017 07:13 AM, m.roth at 5-cent.us wrote: >> 4. It appears to try, several times, and then give up - as our >> manager puts it, "I to renew the lease", "Here it is","Nope, >> don't like that, try again", and eventually, after 4 or 5 or >> so tries, gives up. > > > NM tends to log fairly verbose information. It sounds like you've looked at > the network traffic. Have you looked at the logs on the affected systems? > Sorry, never got around to answering earlier, and we were all still looking. First, a correction: the same thing is happening on C6 servers. Next, there is *nothing*, not in dmesg*, not in /var/log/messages, to indicate when it failed, nor any failure message. No indication why the daemon didn't restart it. * Ok, I've got one good thing to say about C7: dmesg -H. Love it. mark