To ensure Kerberos connectivity between Artica and your Active Directory, you must ensure that the following ports are available.
TCP/88 — Kerberos ticket exchange (MANDATORY) TCP/389 — LDAP (MANDATORY) TCP/464 — kpasswd, password changes (needed for password rotation) UDP/88 — Fast Kerberos authentication (AS-REQ / TGS-REQ)TCP/636 — LDAPS, optional TCP/3268 — Global Catalog, nice to have for multi-domain forests