Port 1138
encrypted-admin and encrypted_admin · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | encrypted-admin and encrypted_admin |
| Registered | 2007-01 |
Frequently asked questions
What is port 1138 used for?
Port 1138 is registered with the IANA for encrypted-admin and encrypted_admin (TCP/UDP). Description: encrypted admin requests IANA assigned this well-formed service name as a replacement for "encrypted_admin".; encrypted admin requests.
Is port 1138 a well-known port?
No. Port 1138 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 1138 is open?
Locally on Linux with ss -tulpn | grep ':1138\b', on Windows with netstat -ano | findstr :1138. To test a remote host use Test-NetConnection <host> -Port 1138 in PowerShell or nc -zv <host> 1138 on Linux/macOS.
How do I open port 1138 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 1138/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=1138/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 1138" -Direction Inbound -Protocol TCP -LocalPort 1138 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | encrypted-admin | encrypted admin requests IANA assigned this well-formed service name as a replacement for "encrypted_admin". |
| TCP | encrypted_admin | encrypted admin requests |
| UDP | encrypted-admin | encrypted admin requests IANA assigned this well-formed service name as a replacement for "encrypted_admin". |
| UDP | encrypted_admin | encrypted admin requests |