# Installation The following sections detail how to set up a new instance of NetBox: 1. [PostgreSQL database](installation/1-postgresql.md) 2. [NetBox components](installation/2-netbox.md) 3. [HTTP dameon](installation/3-http-daemon.md) 4. [LDAP authentication](installation/4-ldap.md) (optional) # Upgrading If you are upgrading from an existing installation, please consult the [upgrading guide](installation/upgrading.md). NetBox v2.5 and later requires Python 3. Please see the instruction for [migrating to Python 3](installation/migrating-to-python3.md) if you are still using Python 2.