Port 363
rsvp-tunnel and rsvp_tunnel · TCP/UDP
| Range | System/well-known port (0–1023) |
|---|---|
| Protocol | TCP/UDP |
| Service | rsvp-tunnel and rsvp_tunnel |
Frequently asked questions
What is port 363 used for?
Port 363 is registered with the IANA for rsvp-tunnel and rsvp_tunnel (TCP/UDP). Description: RSVP Tunnel IANA assigned this well-formed service name as a replacement for "rsvp_tunnel".; RSVP Tunnel.
Is port 363 a well-known port?
Yes. Port 363 is in the range 0–1023 (system or well-known ports). On Linux and macOS only privileged processes may bind to these ports.
How do I check whether port 363 is open?
Locally on Linux with ss -tulpn | grep ':363\b', on Windows with netstat -ano | findstr :363. To test a remote host use Test-NetConnection <host> -Port 363 in PowerShell or nc -zv <host> 363 on Linux/macOS.
How do I open port 363 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 363/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=363/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 363" -Direction Inbound -Protocol TCP -LocalPort 363 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | rsvp-tunnel | RSVP Tunnel IANA assigned this well-formed service name as a replacement for "rsvp_tunnel". |
| TCP | rsvp_tunnel | RSVP Tunnel |
| UDP | rsvp-tunnel | RSVP Tunnel IANA assigned this well-formed service name as a replacement for "rsvp_tunnel". |
| UDP | rsvp_tunnel | RSVP Tunnel |