On Sun, 2018-03-25 at 10:09 -0400, Brian J. Murrell wrote: > On Sun, 2018-03-25 at 14:27 +0200, Thomas Haller wrote:
Hi, > > try enable level=TRACE logging. See https://cgit.freedesktop.org/Ne > > tw > > or > > kManager/NetworkManager/tree/contrib/fedora/rpm/NetworkManager.conf > > for > > hints how to do that. Then look at the logfile or send it. > > Looked at it. Not sure I'm really seeing why the "failure changing > link: failure 22 (Invalid argument)". The whole log can be found at: > > http://brian.interlinx.bc.ca/NetworkManager.debug it fails setting the token. platform-linux: link: change 2: token: set IPv6 address generation token to ::2 Probably because kernel does in inet6_set_iftoken(): »·······if (!token) »·······»·······return -EINVAL; »·······if (dev->flags & (IFF_LOOPBACK | IFF_NOARP)) »·······»·······return -EINVAL; »·······if (!ipv6_accept_ra(idev)) »·······»·······return -EINVAL; »·······if (idev->cnf.rtr_solicits == 0) »·······»·······return -EINVAL; either kernel should allow it, or NM should not try to set it. (btw, why do you want to configure the token?) > Unrelatedly I did notice: > > Mar 25 08:46:53 server.interlinx.bc.ca NetworkManager[976]: <debug> > [1521982013.8717] dhcp6 (enp2s0): running: /sbin/dhclient -d -q -6 -N > -sf /usr/libexec/nm-dhcp-helper -pf /var/run/dhclient6-enp2s0.pid -lf > /var/lib/NetworkManager/dhclient6-90f5409c-bd23-48f2-b03f- > 325333198827- > enp2s0.lease -cf /var/lib/NetworkManager/dhclient6-enp2s0.conf enp2s0 > > That's a waste of time. There is no DHCP6 server in this network and > if there were, it would be this machine. How can I disable this > waste > of time? ndisc[0x555d606ee200,"enp2s0"]: dhcp-level managed Your router says there is a DHCPv6 server around. Don't configure your network that way, if it's not the case. > Ultimately, nm-online did not return until 08:47:39 which is 1:34 > after > NetworkManager started. I think eliminating that dhclient run would > go > a long way toward that. best, Thomas
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