Port 3755
sas-remote-hlp · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | sas-remote-hlp |
| Registered | 2003-04 |
Frequently asked questions
What is port 3755 used for?
Port 3755 is registered with the IANA for sas-remote-hlp (TCP/UDP). Description: SAS Remote Help Server.
Is port 3755 a well-known port?
No. Port 3755 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 3755 is open?
Locally on Linux with ss -tulpn | grep ':3755\b', on Windows with netstat -ano | findstr :3755. To test a remote host use Test-NetConnection <host> -Port 3755 in PowerShell or nc -zv <host> 3755 on Linux/macOS.
How do I open port 3755 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 3755/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3755/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3755" -Direction Inbound -Protocol TCP -LocalPort 3755 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | sas-remote-hlp | SAS Remote Help Server |
| UDP | sas-remote-hlp | SAS Remote Help Server |