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Re: Bad HELO strings

> While we talk about incorrect `rcvdfrom' headers, I did an experiment:
> telnetted to 25 port and entered deliberately bad HELO parameter:

A bit more tweaking, and it is accepted too:

  Received: from mea.tmt.tele.fi ([]:29198 "helo foo\(bar\)baz" ident: "root") by mea.tmt.tele.fi with SMTP id <92222-29318>; Wed, 3 Jun 1998 19:42:30 +0300

/Matti Aarnio <mea@nic.funet.fi>