On 2025-07-16 13:54, Marco Moock wrote:
Am 16.07.2025 um 12:04:16 Uhr schrieb Frank Bures:
If smtp.gmail.com resolves to an IPv6 address, relaying works. If it
resolves into IPv4 address, the above error ensues.
I checked my firewall, there is nothing relevant to the
smtp.gmail.com IPv4 addresses.
Can you contact the server with telnet/ncat on port 25 (or another port
you specified in mailertable)?
bures@ryzen:~$ openssl s_client -starttls smtp -connect smtp.gmail.com:587
Connecting to 192.178.157.108
CONNECTED(00000003)
depth=2 C=US, O=Google Trust Services LLC, CN=GTS Root R1
verify return:1
depth=1 C=US, O=Google Trust Services, CN=WR2
verify return:1
depth=0 CN=smtp.gmail.com
verify return:1
---
Certificate chain
0 s:CN=smtp.gmail.com
i:C=US, O=Google Trust Services, CN=WR2
a:PKEY: id-ecPublicKey, 256 (bit); sigalg: RSA-SHA256
v:NotBefore: Jun 23 08:41:25 2025 GMT; NotAfter: Sep 15 08:41:24 2025 GMT
1 s:C=US, O=Google Trust Services, CN=WR2
i:C=US, O=Google Trust Services LLC, CN=GTS Root R1
a:PKEY: rsaEncryption, 2048 (bit); sigalg: RSA-SHA256
v:NotBefore: Dec 13 09:00:00 2023 GMT; NotAfter: Feb 20 14:00:00 2029 GMT
2 s:C=US, O=Google Trust Services LLC, CN=GTS Root R1
i:C=BE, O=GlobalSign nv-sa, OU=Root CA, CN=GlobalSign Root CA
a:PKEY: rsaEncryption, 4096 (bit); sigalg: RSA-SHA256
v:NotBefore: Jun 19 00:00:42 2020 GMT; NotAfter: Jan 28 00:00:42 2028 GMT
---
etc. etc.
Seems to be working fine.
Cheers
Frank
--
<listfra...@gmail.com>
--
_______________________________________________
users mailing list -- users@lists.fedoraproject.org
To unsubscribe send an email to users-le...@lists.fedoraproject.org
Fedora Code of Conduct:
https://docs.fedoraproject.org/en-US/project/code-of-conduct/
List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines
List Archives:
https://lists.fedoraproject.org/archives/list/users@lists.fedoraproject.org
Do not reply to spam, report it:
https://pagure.io/fedora-infrastructure/new_issue
