Wednesday, January 03, 2024

Re: ignore dns dhcpleased

Hi Otto,

I checked it, and yes it's slaacd

...
rdns_proposal_state_transition[vio0] PROPOSAL_NOT_CONFIGURED ->
PROPOSAL_CONFIGURED, timo: 3588
gen_rdns_proposal: iface 1: fe80::f...
...

Don't know how to disable this (e.g. vultr), so for now i disable resolvd.

On 1/3/24 13:20, Otto Moerbeek wrote:
> On Wed, Jan 03, 2024 at 12:15:04PM +0100, Peter Wens wrote:
>
>> Hi,
>>
>> I noticed that ignoring nameservers from leases only works
>> on IPv4 addresses.
>>
>> in /etc/dhcpleased.conf
>>
>> interface vio0 {
>> ignore dns
>> }
>>
>> resolvd still adds a IPv6 nameserver
>>
>> nameserver 2001:19f0:300:1704::6 # resolvd: vio0
>>
>> Is this intentional?
>>
>>
>> Best regards,
>>
>> Peter
>>
>
> This very likely happens via slaacd, as v6 route proposals can
> contais DNS resolver info. AFAIK, there is no way to tell slaacd to
> not send DNS entries to resolvd, so you should try to tell the device
> sending the v6 route advertisements to stop include DNS info.
>
> -Otto
>

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