12/28/2023 0 Comments Hmailserver incorrect greeting![]() ![]() This configuration was running without any issues on ipv4, on ipv6 i have that problem that I posted. So this is the MX records i have on Godaddy, a MX record to and and. But because they are sending ipv6 address in the service too, we decide to use it to resolve our problem. The change of the ip address occurred three weeks ago, when our ISP decide to CGNat all their ipv4 addresses. For our web servers and ftp servers, we have no problem with our ipv6 address, everyone can access to it, but our email servers are the one who has issues. My ISP's IPv4 address is a private one (CGNaT) so the only public one is The IPv6 address. I'm using ipv6 addreess because is the only way i could have completely access to internet. Greetings, thank you all of you who are helping. Remember to switch off SMTP inspection OFF on your Cisco router. Disconnecting/closing the tcp/ip connection for some reason. Why are you using ipv6 behind your firewall? Ports are open on Server Firewall, and in my Cisco Router. ![]() "DEBUG"Ĕ028 " 20:43:15.223" "Ending session 46"Ĭould you help me to resolve this issue, please. Dynu can connnect to the server but no mail is delivered. I did test without any ssl/tls configuration on the ports. And my ports are open, I have used the Dynu check port tool on their website. I can send and receive mails from my local network users using IPv6 address. I'm using Dynu as my email store/forwarder provider. I'm using IPv6 address to mount my server. used by Kerio MailServer for Internet communication.Greetings! I'm using hmailserver vesrion 5.6.8. This domain name must resolve to the Internet IP address An identifier assigned to devices connected to a TCP/IP network. ) of the mail server in Configuration > Domains > 'Internet hostname'. The remote mailserver () says: "You are not who you say you are, Goodbye" Solution I'm sorry but I could not deliver your message. will then return the email to the original sender address, quoting the reason why it could not deliver the message.
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