Verified. 

> On 31 Oct 2023, at 04:10, RFC Errata System <[email protected]> wrote:
> 
> The following errata report has been submitted for RFC8806,
> "Running a Root Server Local to a Resolver".
> 
> --------------------------------------
> You may review the report below and at:
> https://www.rfc-editor.org/errata/eid7692
> 
> --------------------------------------
> Type: Editorial
> Reported by: Deliang Chang <[email protected]>
> 
> Section: 3
> 
> Original Text
> -------------
>   There is a risk that a system using a local authoritative server for
>   the root zone cannot refresh the contents of the root zone before the
>   expire time in the SOA.  A system using a local authoritative server
>   for the root zone MUST NOT serve stale data for the root zone.  To
>   mitigate the risk that stale data is served, the local root server
>   MUST immediately switch to using non-local root servers when it
>   detects that it would be serving state data.
> 
> Corrected Text
> --------------
>   There is a risk that a system using a local authoritative server for
>   the root zone cannot refresh the contents of the root zone before the
>   expire time in the SOA.  A system using a local authoritative server
>   for the root zone MUST NOT serve stale data for the root zone.  To
>   mitigate the risk that stale data is served, the local root server
>   MUST immediately switch to using non-local root servers when it
>   detects that it would be serving stale data.
> 
> Notes
> -----
> Based on the context, it seems that in the last sentence the intended word is 
> "stale" as in stale data, instead of "state". So, I believe there might be a 
> typo in the text, and the correct interpretation would be to swith back to 
> the non-local root when stale data is detected.
> 
> Instructions:
> -------------
> This erratum is currently posted as "Reported". (If it is spam, it 
> will be removed shortly by the RFC Production Center.) Please
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> 
> --------------------------------------
> RFC8806 (draft-ietf-dnsop-7706bis-12)
> --------------------------------------
> Title               : Running a Root Server Local to a Resolver
> Publication Date    : June 2020
> Author(s)           : W. Kumari, P. Hoffman
> Category            : INFORMATIONAL
> Source              : Domain Name System Operations
> Area                : Operations and Management
> Stream              : IETF
> Verifying Party     : IESG
> 
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