Port 1863
msnp · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | msnp |
Frequently asked questions
What is port 1863 used for?
Port 1863 is registered with the IANA for msnp (TCP/UDP). Description: MSNP.
Is port 1863 a well-known port?
No. Port 1863 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 1863 is open?
Locally on Linux with ss -tulpn | grep ':1863\b', on Windows with netstat -ano | findstr :1863. To test a remote host use Test-NetConnection <host> -Port 1863 in PowerShell or nc -zv <host> 1863 on Linux/macOS.
How do I open port 1863 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 1863/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=1863/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 1863" -Direction Inbound -Protocol TCP -LocalPort 1863 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | msnp | MSNP |
| UDP | msnp | MSNP |