---
title: 'lfd:allow'
url: 'https://docs.danami.com/juggernaut/command-line-interface/lfd/lfd-allow'
markdown: 'https://docs.danami.com/juggernaut/command-line-interface/lfd/lfd-allow.md'
date: '2026-10-07'
description: 'Configure fully qualified domain names that will be resolved by the login failure daemon and allowed through the firewall. juggernaut --task=lfd:allow --oper=<dyndns_add|dyndns_del> --value=<string> Option Value Description --oper <string> The operation you want to perform. Op…'
taxonomy:
  category:
    - docs
  tag:
    - filters
---

[](#)  [ Basics ](https://docs.danami.com/juggernaut/)     [ Command Line Interface ](https://docs.danami.com/juggernaut/command-line-interface)      Lfd       lfd:allow    

# lfd:allow

Configure fully qualified domain names that will be resolved by the login failure daemon and allowed through the firewall.

```
juggernaut --task=lfd:allow --oper=<dyndns_add|dyndns_del> --value=<string>
```

| Option | Value | Description |
|---|---|---|
| `--oper` | <string> | The operation you want to perform. Opers: <dyndns\_add\|dyndns\_del> - /etc/csf/csf.dyndns |
| `--value` | <string> | A fully qualified domain name. |
| `--comment` | <string> | A comment. |
| `--restart` | <yes> | Restart the service after saving settings. |

## Examples

```
// add an entry
juggernaut --task=lfd:allow --oper=dyndns_add --value=test.example.com

// remove an entry
juggernaut --task=lfd:allow --oper=dyndns_del --value=test.example.com

// allow the client's dynamic address via FQDN with a comment for future reference
juggernaut --task=lfd:allow --oper=dyndns_add --value=vpn-office.example.com --comment=office-vpn
```

## Related Pages

- [Advanced Allow / Deny Filters](https://docs.danami.com/juggernaut/user-guide/advanced-allow-deny-filters "Advanced Allow / Deny Filters")
- [Deny](https://docs.danami.com/juggernaut/plesk-interface/deny "Deny")
- [Allow](https://docs.danami.com/juggernaut/plesk-interface/allow "Allow")

 [ ](https://docs.danami.com/juggernaut/plesk-interface/allow) [](https://docs.danami.com/juggernaut/command-line-interface/lfd/lfd-ignore)

---

## Navigation

- Next: [lfd:clustering](https://docs.danami.com/juggernaut/command-line-interface/lfd/lfd-clustering.md)