Port 8457
nexentamv · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | nexentamv |
| Registered | 2012-12-07 |
Frequently asked questions
What is port 8457 used for?
Port 8457 is registered with the IANA for nexentamv (TCP/UDP). Description: Nexenta Management GUI; Reserved.
Is port 8457 a well-known port?
No. Port 8457 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 8457 is open?
Locally on Linux with ss -tulpn | grep ':8457\b', on Windows with netstat -ano | findstr :8457. To test a remote host use Test-NetConnection <host> -Port 8457 in PowerShell or nc -zv <host> 8457 on Linux/macOS.
How do I open port 8457 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 8457/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=8457/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 8457" -Direction Inbound -Protocol TCP -LocalPort 8457 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | nexentamv | Nexenta Management GUI |
| UDP | – | Reserved |