Official Port and Exception [4/4]

604/TCP Official Port TUNNEL
631/TCP,UDP Official Port IPP, Internet Printing Protocol
636/TCP,UDP Official Port LDAP over SSL (encrypted transmission, also known as LDAPS)
639/TCP,UDP Official Port MSDP, Multicast Source Discovery Protocol
646/TCP Official Port LDP, Label Distribution Protocol
647/TCP Official Port DHCP Failover Protocol
648/TCP Official Port RRP, Registry Registrar Protocol
652/TCP Official Port DTCP, Dynamic Tunnel Configuration Protocol
654/TCP Official Port AODV, Ad hoc On-Demand Distance Vector
665/TCP Official Port sun-dr, Remote Dynamic Reconfiguration Un
666/UDP Official Port Doom, First online first-person shooter
674/TCP Official Port ACAP, Application Configuration Access Protocol
691/TCP Official Port MS Exchange Routing
692/TCP Official Port Hyperwave-ISP
694/UDP Official Port Linux-HA High availability Heartbeat port Un
695/TCP Official Port IEEE-MMS-SSL
698/TCP Official Port OLSR, Optimized Link State Routing
699/TCP Official Port Access Network
700/TCP Official Port EPP, Extensible Provisioning Protocol
701/TCP Official Port LMP, Link Management Protocol.
702/TCP Official Port IRIS over BEEP
706/TCP Official Port SILC, Secure Internet Live Conferencing
711/TCP Official Port TDP, Tag Distribution Protocol
712/TCP Official Port TBRPF, Topology Broadcast based on Reverse-Path Forwarding
720/TCP Official Port SMQP, Simple Message Queue Protocol
749/TCP, UDP Official Port kerberos-adm, Kerberos administration
750/UDP Official Port Kerberos version IV
782/TCP Official Port Conserver serial-console management server
829/TCP Official Port CMP (Certificate Management Protocol)
860/TCP Official Port iSCSI
873/TCP Official Port rsync File synchronisation protocol
901/TCP Official Port Samba Web Administration Tool (SWAT) Un
902 Official Port VMware Server Console[1] Un
904 Official Port VMware Server Alternate (if 902 is in use - ie SUSE linux) Un
911/TCP Official Port Network Console on Acid (NCA) - local tty redirection over OpenSSH
981/TCP Official Port SofaWare Technologies Remote HTTPS management for firewall devices running embedded Checkpoint Firewall-1 software Un
989/TCP,UDP Official Port FTP Protocol (data) over TLS/SSL
990/TCP,UDP Official Port FTP Protocol (control) over TLS/SSL
991/TCP,UDP Official Port NAS (Netnews Admin System)
992/TCP,UDP Official Port Telnet protocol over TLS/SSL
993/TCP Official Port IMAP4 over SSL (encrypted transmission)
995/TCP Official Port POP3 over SSL (encrypted transmission)
Means to Learn