On Tue, Apr 11, 2017 at 01:40:21AM -0700, Alice Wonder wrote:
> Hello list -
>
> http://unix.stackexchange.com/questions/90035/how-to-set-dns-resolver-in-fedora-using-network-manager
>
> That says it works for CentOS 5 and I *suspect* the methods there (3 listed)
> would work, but what is the best way with NetworkManager to set it up to use
> the localhost for DNS ?
>
> I'm paranoid about DNS spoofing and really prefer to have a local instance
> of DNSSEC enforcing unbound running on my CentOS 7 virtual machines (e.g.
> linode)
>
> Currently I just use a cron job that runs once a minute to over-write was it
> is /etc/resolv.conf so they don't use the DHCP assigned nameservers, but
> that does leave a short window every time the network is restarted.
Besides the suggested configs, if still worried you could set up
an inotify watch on /etc/resolv.conf to let you know, or take
action, whenever it changes.
jon
--
Jon H. LaBadie jon@xxxxxxxxxx
11226 South Shore Rd. (703) 787-0688 (H)
Reston, VA 20190 (703) 935-6720 (C)
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