Port 3986
mapper-ws-ethd and mapper-ws_ethd · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | mapper-ws-ethd and mapper-ws_ethd |
Frequently asked questions
What is port 3986 used for?
Port 3986 is registered with the IANA for mapper-ws-ethd and mapper-ws_ethd (TCP/UDP). Description: MAPPER workstation server IANA assigned this well-formed service name as a replacement for "mapper-ws_ethd".; MAPPER workstation server.
Is port 3986 a well-known port?
No. Port 3986 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 3986 is open?
Locally on Linux with ss -tulpn | grep ':3986\b', on Windows with netstat -ano | findstr :3986. To test a remote host use Test-NetConnection <host> -Port 3986 in PowerShell or nc -zv <host> 3986 on Linux/macOS.
How do I open port 3986 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 3986/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3986/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3986" -Direction Inbound -Protocol TCP -LocalPort 3986 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | mapper-ws-ethd | MAPPER workstation server IANA assigned this well-formed service name as a replacement for "mapper-ws_ethd". |
| TCP | mapper-ws_ethd | MAPPER workstation server |
| UDP | mapper-ws-ethd | MAPPER workstation server IANA assigned this well-formed service name as a replacement for "mapper-ws_ethd". |
| UDP | mapper-ws_ethd | MAPPER workstation server |