Lähettäjä: Philip Hazel Päiväys: Vastaanottaja: Lutz Preßler Kopio: exim-users Aihe: Re: [exim] spec about hyphens in host names
On Thu, 16 Aug 2007, Lutz Preßler wrote:
> Hello,
>
> In 14.23 of the spec in the explanation of dns_check_names_pattern
> there is after "which permits only letters, digits, slashes, and hyphens
> in components, but they must start and end with a letter or digit." the sentence
> "
> Hyphens are not, in fact, permitted in host names, but they are found in
> certain NS records (which can be accessed in Exim by using a dnsdb lookup).
> "
>
> Any reference for hyphens not beeing allowed in host names?