Port 5120

barracuda-bbs · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicebarracuda-bbs
Registered2013-04-05

Frequently asked questions

What is port 5120 used for?

Port 5120 is registered with the IANA for barracuda-bbs (TCP/UDP). Description: Barracuda Backup Protocol.

Is port 5120 a well-known port?

No. Port 5120 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 5120 is open?

Locally on Linux with ss -tulpn | grep ':5120\b', on Windows with netstat -ano | findstr :5120. To test a remote host use Test-NetConnection <host> -Port 5120 in PowerShell or nc -zv <host> 5120 on Linux/macOS.

How do I open port 5120 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 5120/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=5120/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 5120" -Direction Inbound -Protocol TCP -LocalPort 5120 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPbarracuda-bbsBarracuda Backup Protocol
UDPbarracuda-bbsBarracuda Backup Protocol

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