Port 3269
msft-gc-ssl · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | msft-gc-ssl |
Frequently asked questions
What is port 3269 used for?
Port 3269 is registered with the IANA for msft-gc-ssl (TCP/UDP). Description: Microsoft Global Catalog with LDAP/SSL.
Is port 3269 a well-known port?
No. Port 3269 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 3269 is open?
Locally on Linux with ss -tulpn | grep ':3269\b', on Windows with netstat -ano | findstr :3269. To test a remote host use Test-NetConnection <host> -Port 3269 in PowerShell or nc -zv <host> 3269 on Linux/macOS.
How do I open port 3269 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 3269/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3269/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3269" -Direction Inbound -Protocol TCP -LocalPort 3269 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | msft-gc-ssl | Microsoft Global Catalog with LDAP/SSL |
| UDP | msft-gc-ssl | Microsoft Global Catalog with LDAP/SSL |