Re: [EXIM] Mail to host's literal IP

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著者: Philip Hazel
日付:  
To: John Horne
CC: exim-users
題目: Re: [EXIM] Mail to host's literal IP
On Wed, 26 Nov 1997, John Horne wrote:

> I haven't re(read) the RFC's regarding domain syntax, but do these
> "number-only" domains exist? I'va always assumed that the domain must have,
> at least one, letter in it, and that probably the top-level domain would
> contain letters (e.g. .com, .edu, .gov, etc).


I don't think any numerical top-level domains actually exist, but
syntactically they could.

-- 
Philip Hazel                   University Computing Service,
ph10@???             New Museums Site, Cambridge CB2 3QG,
P.Hazel@???          England.  Phone: +44 1223 334714



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