Can't receive self domain email behind NAT
status=deferred (delivery temporarily suspended: connect to mail.mydomain.com[202.xx.xx.xx]:7025: Connection timed out)
su - zimbra
zmdnscachectl stop
zmprov ms `zmhostname` -zimbraServiceEnabled dnscache
zmprov ms `zmhostname` -zimbraServiceInstalled dnscache
CTRL + D
apt install dnsmasq
vi /etc/dnsmasq.d/mydomain.com.conf
server=8.8.8.8
domain=mydomain.com
mx-host=mydomain.com,mail.mydomain.com,5
listen-address=127.0.0.1
systemctl start dnsmasq
systemctl enable dnsmasq
vi /etc/hosts
192.168.xx.xx mail.mydomain.com
dig -t MX @127.0.0.1 mydomain.com
mydomain.com. 0 IN MX 5 mail.mydomain.com.
;; ADDITIONAL SECTION:
mail.mydomain.com. 0 IN A 192.168.xx.xx
vi /etc/netplan/00-installer-config.yaml
nameservers:
addresses:
- 127.0.0.1
su - zimbra
zmcontrol restart