FreeNAS - INSTALL AND FULL CONFIGURATION READY TO WORK ENCRYPTED ALL DRIVES

FreeNAS - INSTALL AND FULL CONFIGURATION READY TO WORK
ENCRYPTED ALL DRIVES
VPN?,multiple ips?,
secure the server with rules
I want to be able to create multiple mailboxes
add domain name or no?( email box, example: hello @domain.com
INSTALL HTTPS NEED LICENSE OR FREE
OVH QUESTION
Which Linux server is the best
best linux server distros
///Linux OS WHICH ,,
Red Hat Enterprise Linux (RHEL)...???
SUSE Linux Enterprise Server. ... ????
CentOS Linux server (Community OS). ...????
Debian. ... GOLD ,,,???
video storage server, photos, documents, and make automatic bakup of computer and tablet and telephone (os, android, windows)))
find me the best solution
I find that FreeNAS - is quite complete?
tell me what you suggest as a solution
thank you
small budget 50€ all job
SERVER ::::::::::::::: CPUIntel Xeon D1520 - 4c/8t - 2.2 GHz/2.6 GHz
RAM
32 GB ECC 2133 MHz
Data discs
4×2 TB SATA HDD