Port 429
ocs-amu and ocs_amu · TCP/UDP
| Range | System/well-known port (0–1023) |
|---|---|
| Protocol | TCP/UDP |
| Service | ocs-amu and ocs_amu |
Frequently asked questions
What is port 429 used for?
Port 429 is registered with the IANA for ocs-amu and ocs_amu (TCP/UDP). Description: OCS_AMU IANA assigned this well-formed service name as a replacement for "ocs_amu".; OCS_AMU.
Is port 429 a well-known port?
Yes. Port 429 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 429 is open?
Locally on Linux with ss -tulpn | grep ':429\b', on Windows with netstat -ano | findstr :429. To test a remote host use Test-NetConnection <host> -Port 429 in PowerShell or nc -zv <host> 429 on Linux/macOS.
How do I open port 429 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 429/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=429/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 429" -Direction Inbound -Protocol TCP -LocalPort 429 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | ocs-amu | OCS_AMU IANA assigned this well-formed service name as a replacement for "ocs_amu". |
| TCP | ocs_amu | OCS_AMU |
| UDP | ocs-amu | OCS_AMU IANA assigned this well-formed service name as a replacement for "ocs_amu". |
| UDP | ocs_amu | OCS_AMU |