Hello John, On Mon, 29 Jun 2020 12:54:58 -0700 John Pierce <jhn.pierce at gmail.com> wrote: > On Mon, Jun 29, 2020 at 12:47 PM wwp <subscript at free.fr> wrote: > > > > > Nothing jumps to my eyes looking at /var/log/messages but this, many > > occurrences: > > kernel: nf_conntrack: falling back to vmalloc. > > > > nf_conntrack is only involved if you are doing some form of NAT routing on > this system and/or fairly complex iptables kind of rules.... On this machine I do not do anything at iptables or firewall level but opening ports for SSHD. > you mentioned two different network interfaces, one wired, one > wireless, how are you using these, what sort of routing between the > two networks ? The wired interface is directly bound to a 4G router (dhcp). The wireless one is connected to a LAN (wifi -> wifi AP -> wire -> switch -> wire -> router with iptables+dhcp -> wire -> xDSL box). Regards, -- wwp https://useplaintext.email/ -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 836 bytes Desc: OpenPGP digital signature URL: <http://lists.centos.org/pipermail/centos/attachments/20200630/a4aeb8fb/attachment-0005.sig>