<header>Restrict ETRN command upon...</header>
<center><tt>smtpd_etrn_restrictions</tt></center>
<hr>
This parameter restricts what clients are allowed to issue the <tt>ETRN</tt>
command. The present Postfix <tt>ETRN</tt> differs from other <tt>ETRN</tt>
implementations in that it flushes mail for all destinations. This will change
in the future.
<p>
The default is to allow <tt>ETRN</tt> from any host. The following restrictions
are available:
<include smtpd_restrictions>
<hr>
y~or5J ={Eeu磝Qk ᯘG{?+]ן?wM3X^歌>{7پK>on\jy R g/=fOroNVv~Y+ NGuÝHWyw[eQʨSb> >}Gmx[o[<{Ϯ_qF vM IENDB`
