Port 689

Port 689 is commonly used by the LDAP (Lightweight Directory Access Protocol) for communication between directory servers and clients. It is used for accessing and manipulating information in a directory service.

Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.

Official

Port
Protocol (TCP/UDP)
Title
Description
Port Type
Port 689
tcp
nmap
NMAP
WELL KNOWN PORT
Port 689
udp
nmap
NMAP
WELL KNOWN PORT

UnOfficial

Unofficialy or sometimes with conflict, the same port may be used by different applications.

Port Protocol (TCP/UDP) Description
TCP UDP Ports
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