Port 7800

asr · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceasr
Registered2006-01

Frequently asked questions

What is port 7800 used for?

Port 7800 is registered with the IANA for asr (TCP/UDP). Description: Apple Software Restore.

Is port 7800 a well-known port?

No. Port 7800 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 7800 is open?

Locally on Linux with ss -tulpn | grep ':7800\b', on Windows with netstat -ano | findstr :7800. To test a remote host use Test-NetConnection <host> -Port 7800 in PowerShell or nc -zv <host> 7800 on Linux/macOS.

How do I open port 7800 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 7800/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=7800/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 7800" -Direction Inbound -Protocol TCP -LocalPort 7800 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPasrApple Software Restore
UDPasrApple Software Restore

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