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Local dataset, no network
// Other services

Port 1549: Shiva Hose

Port 1549 is assigned by IANA to shivahose (Shiva Hose), shivasound (Shiva Sound).

1549

How shivahose works

Other services
client:1549shivahoseresponse client:1549shivahoseresponse

The client sends a request to port 1549 and the shivahose service answers.

Transport
TCP · UDP
Exposure risk
not rated depends on the program listening
Encryption
Unknownnot stated by the registry
IANA status
Assigned2 registered services
Range
Registered (1024-49151)
Category
Other services
01 Security

Is port 1549 dangerous?

We have no specific security note for port 1549. Its risk depends on the program actually listening on it. General advice for other services services:

  • 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.
02 Registry

IANA registry entries for port 1549

ServicePortTransportDescriptionReferenceUpdated
shivahose 1549 TCP Shiva Hose - -
shivasound 1549 UDP Shiva Sound - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 1549, and is it reachable?

Linux

sudo ss -ltnup 'sport = :1549'      # process listening on 1549
sudo lsof -nP -i :1549

macOS

sudo lsof -nP -i :1549

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 1549 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 1549
netstat -ano | findstr :1549

From another machine

nmap -p 1549 -sV <host>
sudo nmap -sU -p 1549 <host>
nc -zv <host> 1549

Block it in the firewall

sudo ufw deny 1549/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 1549" -Direction Inbound -LocalPort 1549 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 1549 used for?

Port 1549 is assigned by IANA to shivahose (Shiva Hose), shivasound (Shiva Sound).

Is port 1549 TCP or UDP?

Port 1549 is registered for TCP and UDP.

Is it safe to open port 1549?

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 1549 is open?

On Linux run "ss -ltnup 'sport = :1549'", on macOS "lsof -nP -i :1549", and on Windows "netstat -ano | findstr :1549" to see the local process. From another machine, "nmap -p 1549 <host>" shows whether it is reachable.

05 Related
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