# Instalare Postfix pe Ubuntu

Vrei să trimiți emailuri din aplicațiile tale? Postfix este un server de email rapid și sigur.

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### Cerințe

* [VPS](https://ititanhosting.ro/vps) Linux (Ubuntu 20.04+)
* [Domeniu](https://ititanhosting.com/) + DNS
* Porturi deschise: 25, 587

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### Pasul 1: Update sistem

```bash
sudo apt update
```

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### Pasul 2: Instalare Postfix

```bash
sudo apt install postfix mailutils -y
```

Alege:

* Internet Site
* Domeniul tău

***

### Pasul 3: Configurare

```bash
sudo nano /etc/postfix/main.cf
```

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### Pasul 4: Pornire

```bash
sudo systemctl restart postfix
sudo systemctl enable postfix
```

***

### Pasul 5: Test

```bash
echo "Test" | mail -s "Test" emailul-tau@gmail.com
```

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### Pasul 6: DNS (IMPORTANT)

* MX record
* SPF:

```
v=spf1 mx ip4:IP ~all
```

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### Probleme comune

* Email în spam → lipsă SPF/DKIM
* Nu trimite → verifică porturi

***

### Gata 🎉

Serverul de email este pregătit.


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