Port 3697

nw-license · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicenw-license
Registered2003-02

Frequently asked questions

What is port 3697 used for?

Port 3697 is registered with the IANA for nw-license (TCP/UDP). Description: NavisWorks License System.

Is port 3697 a well-known port?

No. Port 3697 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 3697 is open?

Locally on Linux with ss -tulpn | grep ':3697\b', on Windows with netstat -ano | findstr :3697. To test a remote host use Test-NetConnection <host> -Port 3697 in PowerShell or nc -zv <host> 3697 on Linux/macOS.

How do I open port 3697 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 3697/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3697/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3697" -Direction Inbound -Protocol TCP -LocalPort 3697 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPnw-licenseNavisWorks License System
UDPnw-licenseNavisWorks License System

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