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Re: /etc/resolv.conf changes every booting time



> 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.
>
> 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
>

These 4 steps do work great!
Thanks a lot.

regards.



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