---
title: "Licensing"
canonical: "https://docs.infoblox.com/space/DeploymentGuideDNSInfrastructureProtection/1870266373/Licensing"
format: markdown
---
- Threat Protection (Software add-on) - enables the software add-on and is licensed on a per-appliance basis for appropriate Trinzic appliances.
- Supports the Threat Protection Update license for DNS Infrastructure Protection rule feed.

- Threat Protection (Software add-on) licenses are subscription-based. If the license expires, the service will continue to work but a license expiry warning will be displayed.
- The following licenses are not supported if the Threat Protection (Software add-on) license is installed on the same member:
  - Multi-Grid Management
  - Microsoft Management
- For IB-FLEX appliances, the DNS Infrastructure Protection service and DNS Infrastructure Protection rule feed will be enabled via the Flex Grid Activation license but licensed via the appropriate SPLA DNS Infrastructure Protection license. Please contact your Infoblox Sales Representative if you have any questions.