فشل استخدام خدمة Alibaba Cloud لإرسال البريد الإلكتروني

أقوم حاليًا بإعداد خدمة دفع البريد لـ Alibaba Cloud لـ Discourse، ولكنني أواجه دائمًا عائقًا، ولا تعمل خدمة دفع البريد بشكل صحيح. هل يمكنكم تحديد المشكلة؟

==================== DOCKER INFO ====================
DOCKER VERSION: Docker version 29.2.1, build a5c7197

DOCKER PROCESSES (docker ps -a)

CONTAINER ID   IMAGE                 COMMAND        CREATED         STATUS         PORTS                                                                          NAMES
412d2aebeefc   local_discourse/app   "/sbin/boot"   4 seconds ago   Up 3 seconds   0.0.0.0:80->80/tcp, [::]:80->80/tcp, 0.0.0.0:443->443/tcp, [::]:443->443/tcp   app

412d2aebeefc   local_discourse/app   "/sbin/boot"   4 seconds ago   Up 3 seconds   0.0.0.0:80->80/tcp, [::]:80->80/tcp, 0.0.0.0:443->443/tcp, [::]:443->443/tcp   app

Discourse container app is running


==================== PLUGINS ====================
          - git clone https://github.com/discourse/docker_manager.git
          - git clone https://github.com/sydomo/discourse-cloudflare-turnstile.git

WARNING:
You have what appear to be non-official plugins.
If you are having trouble, you should disable them and try rebuilding again.

See https://github.com/discourse/discourse/blob/main/lib/plugin/metadata.rb for the official list.

========================================
Discourse version at communitytest.akarinliu.com: NOT FOUND
Discourse version at localhost: NOT FOUND


==================== MEMORY INFORMATION ====================
RAM (MB): 2069

               total        used        free      shared  buff/cache   available
Mem:            1973         479        1191          18         492        1493
Swap:           2047          68        1979

==================== DISK SPACE CHECK ====================
---------- OS Disk Space ----------
Filesystem      Size  Used Avail Use% Mounted on
/dev/sda1        30G  8.8G   20G  32% /

==================== DISK INFORMATION ====================
Disk /dev/sda: 30 GiB, 32212254720 bytes, 62914560 sectors
Disk model: QEMU HARDDISK
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x86a4d272

Device     Boot Start      End  Sectors Size Id Type
/dev/sda1  *     2048 62914526 62912479  30G 83 Linux

==================== END DISK INFORMATION ====================

==================== MAIL TEST ====================
For a robust test, get an address from http://www.mail-tester.com/
Or just send a test message to yourself.
Email address for mail test? ('n' to skip) [akarinliu@outlook.com]:
Sending mail to akarinliu@outlook.com. . .
Testing sending to akarinliu@outlook.com using smtpdm.aliyun.com:465, username:hi@notify.akarinliu.com with plain auth.
==================================== ERROR ====================================
UNKNOWN ERROR!
Net::ReadTimeout: Net::ReadTimeout with #<TCPSocket:(closed)>
=================================== SOLUTION ===================================
This is not a common error. No recommended solution exists!

Please report the exact error message above to https://meta.discourse.org/
(And a solution, if you find one!)
================================================================================
Replacing: SMTP_PASSWORD
Replacing: LETSENCRYPT_ACCOUNT_EMAIL
Replacing: DEVELOPER_EMAILS
Replacing: DISCOURSE_DB_PASSWORD
Replacing: Sending mail to

==================== DONE! ====================
Would you like to serve a publicly available version of this file? (Y/n) n
'Publicly available log not generated.

You can examine the output of this script with
LESS=-Ri less /tmp/discourse-debug.txt

BUT FIRST, make sure that you know the first three commands below!!!

Commands to know when viewing the file with the above command (called 'less'):
q              -- quit
/error<ENTER>  -- search for the word 'error'
n              -- search for the next occurrence
g              -- go to the beginning of the file
f              -- go forward a page
b              -- go back a page
G              -- go to the end of the file

هل يمكنك الاتصال بخادم smtp باستخدام telnet؟

telnet smtpadm.aliyun.com 465