Port 1103

adobeserver-2 · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceadobeserver-2

Frequently asked questions

What is port 1103 used for?

Port 1103 is registered with the IANA for adobeserver-2 (TCP/UDP). Description: ADOBE SERVER 2.

Is port 1103 a well-known port?

No. Port 1103 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 1103 is open?

Locally on Linux with ss -tulpn | grep ':1103\b', on Windows with netstat -ano | findstr :1103. To test a remote host use Test-NetConnection <host> -Port 1103 in PowerShell or nc -zv <host> 1103 on Linux/macOS.

How do I open port 1103 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 1103/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=1103/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 1103" -Direction Inbound -Protocol TCP -LocalPort 1103 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPadobeserver-2ADOBE SERVER 2
UDPadobeserver-2ADOBE SERVER 2

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