Author: Phil Pennock Date: To: Randy Bush CC: exim users Subject: Re: [exim] HELO id check too strict?
On 2009-11-28 at 11:32 +0900, Randy Bush wrote: > 4.70 on freebsd 8.0-release
>
> rejected HELO from [202.123.56.189]: syntactically invalid argument(s): isaaa_kc.IRRI.CGIARAD.ORG
>
> looks like a perfectly fine fqdn to me.
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+----------------+---------+------------+--------------+
|helo_allow_chars|Use: main|Type: string|Default: unset|
+----------------+---------+------------+--------------+
This option can be set to a string of rogue characters that are permitted in
all EHLO and HELO names in addition to the standard letters, digits, hyphens,
and dots. If you really must allow underscores, you can set
helo_allow_chars = _
Note that the value is one string, not a list.
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