On Sun, Aug 06, 2023 at 07:06:01AM -0400, Timothy M Butterworth wrote: > On Sun, Aug 6, 2023 at 6:13 AM Jon Smart <jon@daydaylive.us> wrote: > > > It's a VPS provided by a local ISP. The VPS has a static IPv4. > > Do you know how to know if /etc/resolv.conf is modified by dhcp? > > > > Thanks. > > > > > > > > > > Hi Jon, > > > > > >> I have removed the default systemd-resolved local dns service following > > >> the link below, > > >> > > >> > > https://askubuntu.com/questions/907246/how-to-disable-systemd-resolved-in-ubuntu > > >> > > >> And I have unbound installed and enabled as local DNS server. > > >> > > >> But every time I reboot the server, the configuration file > > >> /etc/resolv.conf changes to a default one. So every time I have to > > >> update > > >> its content to: > > >> > > >> nameserver 127.0.0.1 > > > The file /etc.resolv.conf is just a soft link. Not always, so please make sure it is /before/ you follow the steps below. > You need to: > > 1: Delete /etc/resolv.conf - rm /etc/resolv.conf > 2: Create a new /etc/resolv.conf file: touch /etc/resolv.conf > 3: Configure you nameservers > 4: Make the file immutable: chattr +i /etc/resolv.conf Cheers -- t
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