Re: ISSUE 1583 status

Russ Allbery wrote:
> Here's proposed wording, which uses SHOULD rather than MUST for the
> honoring side to leave wiggle room for things like a lost serial number.
>
> --- usepro.xml  (revision 5620)
> +++ usepro.xml  (working copy)
> @@ -1953,12 +1953,14 @@
>  
>            <t>The &lt;chksernr> argument may be any positive integer.  If
>            present, it MUST increase with every change to the newsgroup
> -          list and MUST NOT ever decrease.  If provided, news servers
> -          SHOULD remember the &lt;chksernr> value of the previous
> -          checkgroups control message honored for a particular hierarchy
> -          or sub-hierarchy and decline to honor any subsequent checkgroups
> -          control message for the same hierarchy or sub-hierarchy with a
> -          smaller &lt;chksernr> value.</t>
> +          list, MUST NOT ever decrease, and MUST be included in all
> +          subsequent checkgroups control messages with the same scope.
> +          If provided, news servers SHOULD remember the &lt;chksernr>
> +          value of the previous checkgroups control message honored for a
> +          particular hierarchy or sub-hierarchy and decline to honor any
> +          subsequent checkgroups control message for the same hierarchy
> +          or sub-hierarchy with a smaller &lt;chksernr> value or with no
> +          &lt;chksernr> value.</t>
>  
>            <figure>
>              <preamble>For example, the following Control header
>
>   
I'm not very worried about this issue, but this seems fine with me.
(couldn't find the change to the text surrounding the SHOULD, but I 
think the SHOULD leaves wiggle room enough for the case where weird 
stuff has happened.)

                    Harald