Zimbra Forums

Bingo!!
Disabling zimbradnscache and configuring dnsmasq has solved the problem, you pointed me in the right direction!

Thankyou all!

phoenix wrote:By any chance, are you behind a NAT router. If so, do you have valid DNS records in your local dns server and hosts file for the Zimbra server?

ZImbra has external ports redirected to local ip via a fortigate, so there is direct access, and dns are external. Should i install dnsmasq?

All are ok, except reverse dns. Can it be the culprit of my problem? The problem is that you've giving no examples that your DNS is OK other than your own comment, post some details of the results that your DNS, SPF etc. are all OK. Sorry, there they go... ; <<>> DiG 9.16.1-Ubuntu <<>> -t MX leader...

Apparently you have no reverse DNS for your mail server. I'd suggest you go to some of the online test sites and see what results you get from those. To find some test sites run an internet search for the following words: check dns records dmarc dkim spf mx domain Try different sites and see what r...

SPF record mainly for sending and MX record is for receiving mail. As I understand, you deployed 2 servers with the same domain? Can you show all your DNS records? Regards, Minh. No, different domains. Server is mail.leader100.es and account for testing is informes@leader100.es. DNS are right and m...

DavidMerrill wrote:Check out this:

- https://wiki.zimbra.com/wiki/Best_Pract ... _and_DMARC

SPF is configured same way as my primary zimbra server, wich works...

Hi, i've deployed a new zimbra 9 and can send email fromo my test domain with no problem, but when i try to receive emails the originating server gives me a failed spf: Sender address rejected: Failed SPF check; xxxx.xx, Sender is not authorized by default to use 'xxxx@xxxx.xx' in 'mfrom' identity, ...

Okey, someone had changed the mta authorized network to /32 instead of /24.
Now it works
Thanks!!

No changes done in config, so it must be another thing (it has stopped working suddenly),
The soap module, authenticates with the external o internal ip?

Hi everyone :-) In a zimbra 8.6 install, suddenly the webmail has started to fail, giving a relay error. "Normal" mail via imap/pop is not affected. I've checked mynetworks and the config is right, with the usual 127.0.0.1/8 and the external ip of the server. The error is this: Invalid add...