Port 7707

sync-em7 · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicesync-em7
Registered2004-11

Frequently asked questions

What is port 7707 used for?

Port 7707 is registered with the IANA for sync-em7 (TCP/UDP). Description: EM7 Dynamic Updates.

Is port 7707 a well-known port?

No. Port 7707 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 7707 is open?

Locally on Linux with ss -tulpn | grep ':7707\b', on Windows with netstat -ano | findstr :7707. To test a remote host use Test-NetConnection <host> -Port 7707 in PowerShell or nc -zv <host> 7707 on Linux/macOS.

How do I open port 7707 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 7707/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=7707/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 7707" -Direction Inbound -Protocol TCP -LocalPort 7707 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPsync-em7EM7 Dynamic Updates
UDPsync-em7EM7 Dynamic Updates

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