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Update prerequisites.md #1293

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Update prerequisites.md
WarWolflll Sep 3, 2023
8448754
Update content/en/admin/prerequisites.md
andypiper Nov 21, 2025
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Update content/en/admin/prerequisites.md
andypiper Nov 21, 2025
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4 changes: 3 additions & 1 deletion content/en/admin/prerequisites.md
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Expand Up @@ -62,7 +62,7 @@ First, install iptables-persistent. During installation it will ask you if you w
apt install -y iptables-persistent
```

Edit `/etc/iptables/rules.v4` and put this inside:
Edit `/etc/iptables/rules.v4` and put this inside: (There must to be a new line after COMMIT, or it will get an error message ```Bad argument `COMMIT'``` at next step.)

```text
*filter
Expand Down Expand Up @@ -99,6 +99,7 @@ Edit `/etc/iptables/rules.v4` and put this inside:
-A FORWARD -j REJECT

COMMIT

```

With iptables-persistent, that configuration will be loaded at boot time. But since we are not rebooting right now, we need to load it manually for the first time:
Expand Down Expand Up @@ -140,6 +141,7 @@ If your server is also reachable over IPv6, edit `/etc/iptables/rules.v6` and ad
-A FORWARD -j REJECT

COMMIT

```
Similar to the IPv4 rules, you can load it manually like this:
```bash
Expand Down