Port 5678
rrac · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | rrac |
Frequently asked questions
What is port 5678 used for?
Port 5678 is registered with the IANA for rrac (TCP/UDP). Description: Remote Replication Agent Connection.
Is port 5678 a well-known port?
No. Port 5678 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 5678 is open?
Locally on Linux with ss -tulpn | grep ':5678\b', on Windows with netstat -ano | findstr :5678. To test a remote host use Test-NetConnection <host> -Port 5678 in PowerShell or nc -zv <host> 5678 on Linux/macOS.
How do I open port 5678 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 5678/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=5678/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 5678" -Direction Inbound -Protocol TCP -LocalPort 5678 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | rrac | Remote Replication Agent Connection |
| UDP | rrac | Remote Replication Agent Connection |