Path: utzoo!attcan!uunet!decwrl!ucbvax!NNSC.NSF.NET!craig
From: craig@NNSC.NSF.NET (Craig Partridge)
Newsgroups: comp.protocols.tcp-ip
Subject: re: question about SMTP MX records
Message-ID: <9010270002.AA00258@ucbvax.Berkeley.EDU>
Date: 26 Oct 90 16:01:55 GMT
Sender: daemon@ucbvax.BERKELEY.EDU
Organization: The Internet
Lines: 10


> Ouch, Craig, I hope I didn't hear you say that every host X that is
> an MX for another host Y is required to support the percent hack,
> that is, treat user%Y@X equivalently to user@Y?

RFC 1123 doesn't explicitly require it, but it suggests that support
for the %-hack is expected (the discussion in Section 5.2.16 being
my primary source).

Craig