Mail Server Installation for Nextcloud [Tutorial]

Mail Server Installation on Ubuntu 24.04 LTS for Nextcloud.

Ubuntu 24.04 LTS
Kernel : 6.8.0-38-generic
LXD : 5.21.1 LTS
Dovecot : 2.3.21
Exim4 : 4.97
Apache : 2.4.58
PHP : 8.3.6
MariaDB : 10.11.8
Nextcloud : 29.0.3

[Reference]

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