MAIL FROM:<> , was Re: [Exim] debugging config

On Mon, 21 Jun 2004, Alan J. Flavell wrote:

> ObCallout: Why -do- so many Chinese MTAs reject <> as envelope sender?
> It seems to be a national sport, almost.

Here's today's variation on the theme: spotted in the log -

sender verify fail for <zqyblejwanlp@???>:
response to "MAIL FROM:<>" from email.left.com.tw [203.66.138.85] was:
553 syntax error, please forward to your postmaster (#5.7.1)

"Forward to your postmaster" sheesh.

all the best

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