Re: Underscore in Host names

[Jerzy Sobczyk <J.Sobczyk@ia.pw.edu.pl>]

> From:	Nicholas_Briggs.PARC@xerox.com
> 
> No, underscore is valid in host names in DNS, but underscore is not valid in a

Can you point the RFC allowing it in DNS?
And which RFC forbids using in SMTP?

> hostname for an RFC821 SMTP transaction.
> 
> I do, though, think that zmailer ought to be more lenient on this one.

Agreed.
	Jurek

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