Port 5605

a4-sdunode · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicea4-sdunode

Frequently asked questions

What is port 5605 used for?

Port 5605 is registered with the IANA for a4-sdunode (TCP/UDP). Description: A4-SDUNode.

Is port 5605 a well-known port?

No. Port 5605 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 5605 is open?

Locally on Linux with ss -tulpn | grep ':5605\b', on Windows with netstat -ano | findstr :5605. To test a remote host use Test-NetConnection <host> -Port 5605 in PowerShell or nc -zv <host> 5605 on Linux/macOS.

How do I open port 5605 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 5605/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=5605/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 5605" -Direction Inbound -Protocol TCP -LocalPort 5605 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPa4-sdunodeA4-SDUNode
UDPa4-sdunodeA4-SDUNode

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