Keld J?rn Simonsen: [ Charset ISO-8859-1 unsupported, converting... ] > On Mon, Jul 13, 2009 at 07:18:03AM -0400, Wietse Venema wrote: > > Keld J?rn Simonsen: > > > 450 indicates a temporary dns error, and I have set > > > unknown_address_reject_code = 550 > > > > unknown_address_reject_code is for permanent errors. > > > > In your case, the system library getnameinfo() returns a > > temporary error, therefore Postfix will reply with 450. > > > > Since you also can't look up the name for my own server 168.100.189.2, > > I suspect one or more of the following: > > > > - Incorrect system permissions of / /etc /etc/resolv.conf > > /etc/nsswitch.conf or the files and directories referenced by > > /etc/nsswitch.conf. > > > > Files must be world readable, and directories must have world > > read-execute permission. > > They look ok.
If you are not willing to show the evidence, then we cannot help you find the mistake. > And postfix does get answers from named. I receive all my > mail via my local postfix, and I could not have done this email without > postfix/named working - which it does most of the time. Postfix does not need named to RECEIVE email. > > - Running Postfix chrooted without providing the necessary files > > in the chroot jail. > > Postfix is not chrooted. If you are not willing to show the evidence, then we cannot help you find the mistake. Wietse