Port 8161
patrol-snmp · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | patrol-snmp |
Frequently asked questions
What is port 8161 used for?
Port 8161 is registered with the IANA for patrol-snmp (TCP/UDP). Description: Patrol SNMP.
Is port 8161 a well-known port?
No. Port 8161 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 8161 is open?
Locally on Linux with ss -tulpn | grep ':8161\b', on Windows with netstat -ano | findstr :8161. To test a remote host use Test-NetConnection <host> -Port 8161 in PowerShell or nc -zv <host> 8161 on Linux/macOS.
How do I open port 8161 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 8161/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=8161/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 8161" -Direction Inbound -Protocol TCP -LocalPort 8161 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | patrol-snmp | Patrol SNMP |
| UDP | patrol-snmp | Patrol SNMP |