Port 4341

lisp-data · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicelisp-data
ReferenceRFC 9300
Registered2007-11-12
Modified2021-02-17

Frequently asked questions

What is port 4341 used for?

Port 4341 is registered with the IANA for lisp-data (TCP/UDP). Description: Reserved; LISP Data Packets.

Is port 4341 a well-known port?

No. Port 4341 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 4341 is open?

Locally on Linux with ss -tulpn | grep ':4341\b', on Windows with netstat -ano | findstr :4341. To test a remote host use Test-NetConnection <host> -Port 4341 in PowerShell or nc -zv <host> 4341 on Linux/macOS.

How do I open port 4341 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 4341/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4341/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4341" -Direction Inbound -Protocol TCP -LocalPort 4341 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCP–Reserved
UDPlisp-dataLISP Data Packets

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