Port 7701
nfapi · SCTP/TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | SCTP/TCP/UDP |
| Service | nfapi |
| Registered | 2017-01-24 |
Frequently asked questions
What is port 7701 used for?
Port 7701 is registered with the IANA for nfapi (SCTP/TCP/UDP). Description: Reserved; SCF nFAPI defining MAC/PHY split.
Is port 7701 a well-known port?
No. Port 7701 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 7701 is open?
Locally on Linux with ss -tulpn | grep ':7701\b', on Windows with netstat -ano | findstr :7701. To test a remote host use Test-NetConnection <host> -Port 7701 in PowerShell or nc -zv <host> 7701 on Linux/macOS.
How do I open port 7701 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 7701/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=7701/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 7701" -Direction Inbound -Protocol TCP -LocalPort 7701 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | – | Reserved |
| UDP | – | Reserved |
| SCTP | nfapi | SCF nFAPI defining MAC/PHY split |