# Connect AWS Managed Microsoft AD to your existing Active Directory infrastructure
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This section describes how to configure trust relationships between AWS Managed Microsoft AD and your existing Active Directory infrastructure.

**Topics**
+ [Creating a trust relationship between your AWS Managed Microsoft AD and self-managed AD](ms_ad_setup_trust.md)
+ [Adding IP routes when using public IP addresses with your AWS Managed Microsoft AD](ms_ad_adding_routes.md)
+ [Tutorial: Create a trust relationship between your AWS Managed Microsoft AD and your self-managed Active Directory domain](ms_ad_tutorial_setup_trust.md)
+ [Tutorial: Create a trust relationship between two AWS Managed Microsoft AD domains](ms_ad_tutorial_setup_trust_between_2_managed_ad_domains.md)