Port 3407

ldap-admin · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceldap-admin
Registered2002-02

Frequently asked questions

What is port 3407 used for?

Port 3407 is registered with the IANA for ldap-admin (TCP/UDP). Description: LDAP admin server port.

Is port 3407 a well-known port?

No. Port 3407 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 3407 is open?

Locally on Linux with ss -tulpn | grep ':3407\b', on Windows with netstat -ano | findstr :3407. To test a remote host use Test-NetConnection <host> -Port 3407 in PowerShell or nc -zv <host> 3407 on Linux/macOS.

How do I open port 3407 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 3407/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3407/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3407" -Direction Inbound -Protocol TCP -LocalPort 3407 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPldap-adminLDAP admin server port
UDPldap-adminLDAP admin server port

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