Port 311
asip-webadmin · TCP/UDP
| Range | System/well-known port (0–1023) |
|---|---|
| Protocol | TCP/UDP |
| Service | asip-webadmin |
Frequently asked questions
What is port 311 used for?
Port 311 is registered with the IANA for asip-webadmin (TCP/UDP). Description: AppleShare IP WebAdmin.
Is port 311 a well-known port?
Yes. Port 311 is in the range 0–1023 (system or well-known ports). On Linux and macOS only privileged processes may bind to these ports.
How do I check whether port 311 is open?
Locally on Linux with ss -tulpn | grep ':311\b', on Windows with netstat -ano | findstr :311. To test a remote host use Test-NetConnection <host> -Port 311 in PowerShell or nc -zv <host> 311 on Linux/macOS.
How do I open port 311 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 311/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=311/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 311" -Direction Inbound -Protocol TCP -LocalPort 311 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | asip-webadmin | AppleShare IP WebAdmin |
| UDP | asip-webadmin | AppleShare IP WebAdmin |