Hello,
I have this filter configuredfilter check_rdns phase connect match !rdns
disconnect "550 no rDNS is so 80s"
It works however all my servers on my LAN that do not have a reverse DNS entry
match it.
I would like this rule to be valid except for 192.168.1.0/24
Is it possible ?
I assume you're trying to send mail from your LAN to your own mail
accounts, rather than relaying outbound. This is what I use to ignore
the DNS checks in my filtering. Not sure if it's the best way, but it works:
table bypasses {"192.168.1.0/24"}
filter "bypasses" phase connect match src bypa
On Tue, 20 Jun 2023, Mik J wrote:
I have this filter configured
filter check_rdns phase connect match !rdns disconnect "550 no rDNS is so
80s"
Someone else answered your real question, so please excuse my rant. I
note that rDNS is still not part of the SMTP RFCs. HELO is what the
standard sp