Port 6241
jeol-nsddp-1 and jeol-nsdtp-1 · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | jeol-nsddp-1 and jeol-nsdtp-1 |
| Registered | 2008-04-17 |
Frequently asked questions
What is port 6241 used for?
Port 6241 is registered with the IANA for jeol-nsddp-1 and jeol-nsdtp-1 (TCP/UDP). Description: JEOL Network Services Data Transport Protocol 1; JEOL Network Services Dynamic Discovery Protocol 1.
Is port 6241 a well-known port?
No. Port 6241 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 6241 is open?
Locally on Linux with ss -tulpn | grep ':6241\b', on Windows with netstat -ano | findstr :6241. To test a remote host use Test-NetConnection <host> -Port 6241 in PowerShell or nc -zv <host> 6241 on Linux/macOS.
How do I open port 6241 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 6241/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=6241/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 6241" -Direction Inbound -Protocol TCP -LocalPort 6241 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | jeol-nsdtp-1 | JEOL Network Services Data Transport Protocol 1 |
| UDP | jeol-nsddp-1 | JEOL Network Services Dynamic Discovery Protocol 1 |