Port 5813
icmpd · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | icmpd |
Frequently asked questions
What is port 5813 used for?
Port 5813 is registered with the IANA for icmpd (TCP/UDP). Description: ICMPD.
Is port 5813 a well-known port?
No. Port 5813 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 5813 is open?
Locally on Linux with ss -tulpn | grep ':5813\b', on Windows with netstat -ano | findstr :5813. To test a remote host use Test-NetConnection <host> -Port 5813 in PowerShell or nc -zv <host> 5813 on Linux/macOS.
How do I open port 5813 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 5813/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=5813/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 5813" -Direction Inbound -Protocol TCP -LocalPort 5813 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | icmpd | ICMPD |
| UDP | icmpd | ICMPD |