LDAP: You must open these ports

Read this practical tip to find out which ports you have to enable for the LDAP network protocol.

You need these ports for LDAP

• The default port for insecure connections is port 389.
• If you prefer TLS encryption instead, you should use port 636.
• You can use both UDP and TCP as the protocol.

We will explain in another article how you can release a port.