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[9.003-16] UTM9 SMTP sometimes blocks locahost when using IPv6

Hi,

i have a strange behaviour on my UTM9.
Sometimes it rejects mail from itself because of an invalid HELO string.
The source is the IPv6-locahost-Adress (::1).
When the UTM send to itself over IPv4 there ist no problem at all.

2012:10:24-00:20:20 astaro exim-in[5045]: 2012-10-24 00:20:20 SMTP connection from [::1]:38756 (TCP/IP connection count = 1)

2012:10:24-00:20:20 astaro exim-in[624]: 2012-10-24 00:20:20 id="1003" severity="info" sys="SecureMail" sub="smtp" name="email rejected" srcip="::1" from="astaro@********.net" to="astaro-admin@********.net" size="-1" reason="rdns_helo" extra="HELO localhost"
2012:10:24-00:20:20 astaro exim-in[624]: 2012-10-24 00:20:20 H=localhost [::1]:38756 F= rejected RCPT : Invalid HELO string (localhost)
2012:10:24-00:20:20 astaro exim-in[624]: 2012-10-24 00:20:20 SMTP connection from localhost [::1]:38756 closed by DROP in ACL
2012:10:24-00:20:20 astaro exim-in[5045]: 2012-10-24 00:20:20 SMTP connection from [127.0.0.1]:48892 (TCP/IP connection count = 1)
2012:10:24-00:20:20 astaro exim-in[628]: 2012-10-24 00:20:20 [127.0.0.1] F=<> R= Accepted: from relay
2012:10:24-00:20:20 astaro exim-in[628]: 2012-10-24 00:20:20 1TQmpg-0000A8-0d <> H=localhost [127.0.0.1]:48892 P=esmtp S=2532 id=20121023222020.2DB31349B@localhost
2012:10:24-00:20:20 astaro exim-in[628]: 2012-10-24 00:20:20 SMTP connection from localhost [127.0.0.1]:48892 closed by QUIT


Sure i could create an exception for localhost(::1) in the SMTP-settings, but i think this is an error in UTMs basic SMTP-setup.
Anyone else seeing this?

Regards

Intruder73


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