dd oflag=direct if=<файл-образа.iso> of=/dev/sdX bs=1M status=progress
sync

pv <файл-образа.iso> | dd oflag=direct of=/dev/sdX bs=1M;sync

$ lsblk | grep disk
sda      8:0    0 931,5G  0 disk
sdb      8:16   0 931,5G  0 disk
sdc      8:32   1   7,4G  0 disk

# dd oflag=direct if=/home/iso/alt-server-9.2-x86_64.iso of=/dev/sdc bs=1M status=progress; sync

# pv /home/iso/alt-server-9.2-x86_64.iso | dd oflag=direct of=/dev/sdc bs=1M;sync
dd: warning: partial read (524288 bytes); suggest iflag=fullblock
3GiB 0:10:28 [4,61MiB/s] [===================================>  ] 72% ETA 0:04:07

sudo dd if=alt-server-9.2-x86_64.iso of=/dev/diskX bs=1M 
sync

diskutil list

# apt-get install nginx

server {
  listen 80;
  server_name localhost .local <ваш ip>;

  access_log /var/log/nginx/repo-access.log;
  error_log /var/log/nginx/repo-error.log;

  location /mirror {
    root /srv/public;
    autoindex on;
   }
}

# ln -s /etc/nginx/sites-available.d/repo.conf /etc/nginx/sites-enabled.d/repo.conf

# systemctl enable --now nginx

# apt-repo rm all
# apt-repo add http://<ip сервера>/mirror/p9/branch

# apt-repo
rpm http://192.168.0.185/mirror p9/branch/x86_64 classic
rpm http://192.168.0.185/mirror p9/branch/noarch classic

# apt-get install vsftpd lftp

# default: off
# description: The vsftpd FTP server.
service ftp
{
    disable = no # включает службу
    socket_type = stream
    protocol = tcp
    wait = no
    user = root
    nice = 10
    rlimit_as = 200M
    server = /usr/sbin/vsftpd
    only_from = 0/0 # предоставить доступ для всех IP
}

# systemctl restart xinetd

local_enable=YES

# mkdir -p /var/ftp/mirror

# mount --bind /srv/public/mirror /var/ftp/mirror

# apt-repo rm all
# apt-repo add ftp://<ip сервера>/mirror/p9/branch
# apt-repo
rpm ftp://192.168.0.185/mirror p9/branch/x86_64 classic
rpm ftp://192.168.0.185/mirror p9/branch/noarch classic

# rm -f /etc/samba/smb.conf
# rm -rf /var/lib/samba
# rm -rf /var/cache/samba
# mkdir -p /var/lib/samba/sysvol

# samba-tool domain provision --realm=test.alt --domain test --adminpass='Pa$$word' --dns-backend=SAMBA_INTERNAL --server-role=dc

# samba-tool domain provision
Realm [TEST.ALT]:
Domain [TEST]:
Server Role (dc, member, standalone) [dc]:
DNS backend (SAMBA_INTERNAL, BIND9_FLATFILE, BIND9_DLZ, NONE) [SAMBA_INTERNAL]:
DNS forwarder IP address (write 'none' to disable forwarding) [127.0.0.1]:
Administrator password:
Retype password:
Looking up IPv4 addresses
More than one IPv4 address found. Using 192.168.0.122
Looking up IPv6 addresses
No IPv6 address will be assigned
Setting up share.ldb
Setting up secrets.ldb
Setting up the registry
Setting up the privileges database
Setting up idmap db
Setting up SAM db
Setting up sam.ldb partitions and settings
Setting up sam.ldb rootDSE
Pre-loading the Samba 4 and AD schema
Adding DomainDN: DC=test,DC=alt
Adding configuration container
Setting up sam.ldb schema
Setting up sam.ldb configuration data
Setting up display specifiers
Modifying display specifiers
Adding users container
Modifying users container
Adding computers container
Modifying computers container
Setting up sam.ldb data
Setting up well known security principals
Setting up sam.ldb users and groups
Setting up self join
Adding DNS accounts
Creating CN=MicrosoftDNS,CN=System,DC=test,DC=alt
Creating DomainDnsZones and ForestDnsZones partitions
Populating DomainDnsZones and ForestDnsZones partitions
Setting up sam.ldb rootDSE marking as synchronized
Fixing provision GUIDs
A Kerberos configuration suitable for Samba 4 has been generated at /var/lib/samba/private/krb5.conf
Once the above files are installed, your Samba4 server will be ready to use
Server Role:           active directory domain controller
Hostname:              dc
NetBIOS Domain:        TEST
DNS Domain:            test.alt
DOMAIN SID:            S-1-5-21-80639820-2350372464-3293631772

# apt-get install task-auth-ad-sssd

search test.alt
nameserver 192.168.0.122

# apt-get install postfix-ldap

# postconf >/dev/null

# postmap -q petrov@test.alt ldap:/etc/postfix/ad_local_recipients.cf
petrov@test.alt

# postmap -q petrov@test.alt ldap:/etc/postfix/ad_sender_login.cf
petrov@test.alt

# samba-tool group add --mail-address=sales@test.alt Sales
Added group Sales
# samba-tool group addmembers Sales ivanov,petrov
Added members to group Sales
# postmap -q sales@test.alt ldap:/etc/postfix/ad_mail_groups.cf
sales@test.alt,ivanov@test.alt,petrov@test.alt

# apt-get install dovecot