Port 641

Port 641 is commonly used for LDAP (Lightweight Directory Access Protocol) authentication services.

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 641
tcp
repcmd
repcmd
WELL KNOWN PORT
Port 641
udp
repcmd
repcmd
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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