Apple Mac OS X Server (Administrator’s Guide) - Manual (Page 541)

Firewall Service 541
389 LDAP (directory) RFC 2251
427 SLP (service location)
443 SSL (HTTPS)
514 shell
515 LPR (printing) RFC 1179
532 netnews
548 AFP (AppleShare)
554 Real-Time Streaming Protocol (QTSS) RFC 2326
600–1023 Mac OS X RPC-based services (for example, NetInfo)
625 Remote Directory Access
626 IMAP Administration (Mac OS X mail service and AppleShare
IP 6.x mail)
636 LDAP SSL
660 Server Settings
985 NetInfo (when a shared domain is created using NetInfo
Domain Setup)
1220 QTSS Admin
1694 IP Failover
1723 PPTP VPN
2049 NFS
3283 Apple Remote Desktop
7070 Real-Time Streaming Protocol (QTSS)
8000–8999 Web service
16080 Web service with performance cache
2236 Macintosh Manager
24000–24999 Web service with performance cache
TCP port Used for Reference