Hello!

postscreen_pipelining_enable = no

I see this in the log:

Dec 13 14:18:43 atlas postfix/postscreen[12510]: CONNECT from 
[71.6.146.186]:46796 to [185.84.80.145]:25
Dec 13 14:18:43 atlas postfix/postscreen[12510]: PREGREET 137 after 0 from 
[71.6.146.186]:46796: 
\22\3\1\0\132\1\0\0\128\3\3\171\134\163\131Zpgo\187\niuk\249\177f\197;\167j\2223fy\14\2wn:#\220\242\
Dec 13 14:18:44 atlas postfix/postscreen[12510]: DNSBL rank 2 for 
[71.6.146.186]:46796
Dec 13 14:18:44 atlas postfix/postscreen[12510]: BARE NEWLINE from 
[71.6.146.186]:46796 after \22\3\1\0\132\1\0\0\128\3\3\171\134\163\131Zpgo\187
Dec 13 14:18:44 atlas postfix/postscreen[12510]: COMMAND PIPELINING from 
[71.6.146.186]:46796 after ???: 
iuk\249\177f\197;\167j\2223fy\14\2wn:#\220\242\0\0*\0\163\0\159\0k\0j\0009\0008\0\136\0\135\0\162\0\158\0g\0@\0003\0002\0\154\0\153\0E\0D\0\22\0\19\0\255\1\0\0-\0#\0\0\0\r\0
 \0\30\6\1\6\2\6\3\5\1\5\2\5\3\4\1\4\2\4\3\3
Dec 13 14:18:44 atlas postfix/postscreen[12510]: HANGUP after 0 from 
[71.6.146.186]:46796 in tests after SMTP handshake
Dec 13 14:18:44 atlas postfix/postscreen[12510]: DISCONNECT [71.6.146.186]:46796

Should I worry about that? Shouldn't pipline commands being rejected?

Kind regards

  Andreas

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