- Close the port if nothing on the host needs it.
- Identify the process that listens on it (commands below) before opening it in a firewall.
- Expose a service only to the networks that use it.
Port 5404: HPOMS-DPS-LSTN
Port 5404 is assigned by IANA to hpoms-dps-lstn (HPOMS-DPS-LSTN).
How hpoms-dps-lstn works
Other servicesThe client sends a request to port 5404 and the hpoms-dps-lstn service answers.
- Transport
- TCP · UDP
- Exposure risk
- not rated depends on the program listening
- Encryption
- Unknownnot stated by the registry
- IANA status
- Assigned1 registered service
- Range
- Registered (1024-49151)
- Category
- Other services
Is port 5404 dangerous?
We have no specific security note for port 5404. Its risk depends on the program actually listening on it. General advice for other services services:
IANA registry entries for port 5404
| Service | Port | Transport | Description | Reference | Updated |
|---|---|---|---|---|---|
| hpoms-dps-lstn | 5404 | TCP, UDP | HPOMS-DPS-LSTN | - | - |
// source: IANA service name and port number registry
Which program uses port 5404, and is it reachable?
Linux
sudo ss -ltnup 'sport = :5404' # process listening on 5404
sudo lsof -nP -i :5404macOS
sudo lsof -nP -i :5404
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 5404 -State Listen | Select LocalAddress, OwningProcess Get-NetUDPEndpoint -LocalPort 5404 netstat -ano | findstr :5404
From another machine
nmap -p 5404 -sV <host> sudo nmap -sU -p 5404 <host> nc -zv <host> 5404
Block it in the firewall
sudo ufw deny 5404/tcp # Linux (ufw) New-NetFirewallRule -DisplayName "Block 5404" -Direction Inbound -LocalPort 5404 -Protocol TCP -Action Block # Windows
What is port 5404 used for?
Port 5404 is assigned by IANA to hpoms-dps-lstn (HPOMS-DPS-LSTN).
Is port 5404 TCP or UDP?
Port 5404 is registered for TCP and UDP.
Is it safe to open port 5404?
It depends on the program that listens on it. Open it only for a service you know and only to the networks that need it. Close the port if nothing on the host needs it.
How do I check if port 5404 is open?
On Linux run "ss -ltnup 'sport = :5404'", on macOS "lsof -nP -i :5404", and on Windows "netstat -ano | findstr :5404" to see the local process. From another machine, "nmap -p 5404 <host>" shows whether it is reachable.