Compatibility Matrix

Port Number Protocol Function / Service Name
464 TCP and UDP Kerberos
543 TCP Kerberos login
544 TCP Kerberos shell
RPC/portmapper dependent UDP Network Information Service (NIS)
636 TCP and UDP LDAP over TLS/SSL
749 TCP and UDP Kerberos administration
9445 TCP Replication partnership setup
1344 TCP Antivirus – Internet Content Adaptation Protocol
(ICAP)
3268 TCP LDAP global catalog
3269 TCP LDAP global catalog over TLS/SSL
8443 TCP Copilot access (reverse tunnel SSH)
10000 TCP Network Data Management Protocol (NDMP)
Services and Ports 23