> For the complete documentation index, see [llms.txt](https://utm-1.gitbook.io/utm-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://utm-1.gitbook.io/utm-docs/dokumentaciya/utm-it/programmnoe-obespechenie/linux-servera/sistemnoe-po/bind-dns2-slave-rezhim.md).

# BIND (DNS2 - slave режим)

## Установка

**Установка BIND в Ubuntu:** 

```bash
sudo apt update
sudo apt install bind9
```

## Настройка

### Каталог /var/lib/bind/zones

<pre class="language-bash"><code class="lang-bash"><strong>sudo mkdir /var/lib/bind/zones
</strong>sudo chmod g+w /var/lib/bind/zones
sudo chgrp bind /var/lib/bind/zones
</code></pre>

### Настройка зон в *named.conf.local* <a href="#bd-2-set-up-zones-in-namedconflocal" id="bd-2-set-up-zones-in-namedconflocal"></a>

&#x20;файле *named.conf.local* определяем локальные зоны, которые будут работать в **SLAVE** режиме

```bash
sudo nano /etc/bind/named.conf.local
```

<details>

<summary>Содержание файла /etc/bind/named.conf.local</summary>

[Ссылка на файл в GitHub](https://github.com/utenkov-maxim/all-configs/blob/main/Servers/utm-server4/etc/bind/named.conf.local)

```
//
// Do any local configuration here
//

// sudo nano /etc/bind/named.conf.local
// sudo systemctl restart bind9

// Consider adding the 1918 zones here, if they are not used in your
// organization
//include "/etc/bind/zones.rfc1918";

# Forward zone
zone "utmhome.ru" {
    type slave;
    file "/var/lib/bind/zones/db.utmhome.ru";
    masters { 192.168.1.3; };
};

# Reverse zone 192.168.1.0/24
zone "1.168.192.in-addr.arpa" {
    type slave;
    file "/var/lib/bind/zones/db.1.168.192";
    masters { 192.168.1.3; };
};

# Reverse zone 192.168.2.0/24
zone "2.168.192.in-addr.arpa" {
    type slave;
    file "/var/lib/bind/zones/db.2.168.192";
    masters { 192.168.1.3; };
};

# Reverse zone 192.168.3.0/24
zone "3.168.192.in-addr.arpa" {
    type slave;
    file "/var/lib/bind/zones/db.3.168.192";
    masters { 192.168.1.3; };
};

# Reverse zone 192.168.4.0/24
zone "4.168.192.in-addr.arpa" {
    type slave;
    file "/var/lib/bind/zones/db.4.168.192";
    masters { 192.168.1.3; };
};

# Reverse zone 192.168.5.0/24
zone "5.168.192.in-addr.arpa" {
    type slave;
    file "/var/lib/bind/zones/db.5.168.192";
    masters { 192.168.1.3; };
};

# Reverse zone 192.168.10.0/24
zone "10.168.192.in-addr.arpa" {
    type slave;
    file "/var/lib/bind/zones/db.10.168.192";
    masters { 192.168.1.3; };
};

# Reverse zone 192.168.20.0/24
zone "10.168.192.in-addr.arpa" {
    type slave;
    file "/var/lib/bind/zones/db.20.168.192";
    masters { 192.168.1.3; };
};
```

</details>

**Запуск службы BIND9**:

```bash
# Запуск
sudo systemctl enable bind9
sudo systemctl start bind9

# Перезапуск
sudo systemctl restart bind9

# Проверка
sudo systemctl status bind9
```

**Проверка работы BIND9:**

```bash
dig @192.168.1.4 utmhome.ru
nslookup utm-server5.utmhome.ru 192.168.1.4
```


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