Hi again. Sorry for the last email. $VM should obviously be the name of the guest (Smoothie in this case) and the $MAC should be the MAC address of the interface in question. Duh.
I'll let you know how it goes. Ted On Tue, Nov 17, 2015 at 11:06 AM Gustave Stresen-Reuter < tedmaster...@gmail.com> wrote: > Hi and thanks for checking this out. If I can't get this resolved soon I'm > going to have to install an older version of the host OS, get everything > configured, and then try upgrading. Is CentOS a good choice for the host? > I'd use REL but I've never been clear on the licensing and don't want to > put myself in a spot unnecessarily. > > Those screen shots are from the host, unfortunately. Apparently, when the > Smoothwall starts up, it executes some sort of script that creates the > Macvtap interfaces and that seems to be where the issue is. If I unplug the > cable without those interfaces created, and plug it back in, connectivity > is restored without issue. > > I'll try the command you suggest but… > > What should the value of $VM be? macvtap0 or enp5s0 (the interface defined > by the host)? Same question for $MAC… > > Thanks again for lending a hand. This is frustrating because these sorts > of things normally just work (thankfully). > > Kind regards, > > Ted Stresen-Reuter > > On Tue, Nov 17, 2015 at 1:13 AM Cole Robinson <crobi...@redhat.com> wrote: > >> On 11/16/2015 06:28 AM, Gustave Stresen-Reuter wrote: >> > Hi, >> > >> > I'm new to the list and not even sure if this is the right list to be >> writing >> > to so please feel free to redirect if needed. >> > >> > I've summarized my issue in this blog post: >> > >> http://chicagoitsystems.com/centos-7-kvm-macvtap-loses-all-connectivity/ >> > >> > However, since writing that, I've found that I can regain connectivity >> by >> > stopping and restarting the guest that uses the Macvtap connections. >> > Apparently, the command that executes that creates the interfaces does >> not >> > include the "allow reconnections" options.+ >> > >> > I would really appreciate it if someone could point me in the direction >> I need >> > to go to verify that this is indeed the issue (like, modifying the >> script used >> > to start the machine from the command line to see if I can add… oh >> wait, maybe >> > there is a switch in the XML that is not being set???) >> > >> > Anyway, as you can see, I would appreciate any pointers people on this >> list >> > can give. >> > >> >> Are those screenshots from inside the guest, or is the host side screwed >> up? >> >> If it's just the guest side, maybe this can be fixed by emulating a VM nic >> unplug and replug event. You can do that with >> >> sudo virsh domif-setlink $VM --interface $MAC --state up|down >> >> So give that a shot and let us know if it works >> >> Thanks, >> Cole >> >
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