> On Apr 21, 2017, at 6:43 PM, Michael Segel <[email protected]> wrote: > > I’m trying to debug my new mail server… > > I’m testing with incoming messages from an external account and while my old > mail server can correctly identify the IP address of the host, my new server > doesn’t. > > I checked the inbound IP address with both dig -x and nslookup. > > In both cases both servers have their own DNS server on the box, however they > point upstream to my ISP so they are using the same DNS server. > So I know that the ip address is valid and the dns lookup shows the same > thing. But new box isn’t able to figure out the hostname. > > So how do I debug what I did wrong on my new box?
http://www.postfix.org/DEBUG_README.html#mail http://www.postfix.org/DEBUG_README.html#no_chroot -- Viktor.
