## OPNsense Firewall Monthly Maintenance Estimate (Per Firewall)

### Typical Monthly Tasks

| **Task**                               | **Description**                                                                 | **Estimated Time** |
|----------------------------------------|----------------------------------------------------------------------------------|---------------------|
| **Firmware & Plugin Updates**          | Centralized via OPNcentral; all firewalls updated simultaneously.               | 1 hour              |
| **Routine Configuration Changes**      | Adjusting existing settings, rules, or features (not new plugins).              | 1 hour              |
| **VPN Client Configuration**           | Exporting client configs for OpenVPN/IPsec users.                               | 0.5 hour            |
| **Monitoring & Alert Response**        | Reviewing OPNcentral alerts and responding to system warnings.                  | 0.5 hour            |
| **Unexpected Issues / Tickets**        | Troubleshooting user reports or production issues.                              | 1 hour              |
|                                        |                                                                                  |                     |
| **Total (typical month)**              |                                                                                  | **~4 hours**        |

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### Additional (Occasional) Tasks

| **Task**                               | **Frequency**            | **Estimated Time**        |
|----------------------------------------|--------------------------|----------------------------|
| **New Plugin Integration**             | 1–2 times per year       | 1–3 days (one-time effort) |
| **Firewall Policy Audit & Cleanup**    | Quarterly or Biannually  | 1–2 hours per audit        |