Port 4538

swx-gate · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceswx-gate
Registered2006-05

Frequently asked questions

What is port 4538 used for?

Port 4538 is registered with the IANA for swx-gate (TCP/UDP). Description: Software Data Exchange Gateway.

Is port 4538 a well-known port?

No. Port 4538 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 4538 is open?

Locally on Linux with ss -tulpn | grep ':4538\b', on Windows with netstat -ano | findstr :4538. To test a remote host use Test-NetConnection <host> -Port 4538 in PowerShell or nc -zv <host> 4538 on Linux/macOS.

How do I open port 4538 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 4538/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4538/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4538" -Direction Inbound -Protocol TCP -LocalPort 4538 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPswx-gateSoftware Data Exchange Gateway
UDPswx-gateSoftware Data Exchange Gateway

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