CyberHunter
Local dataset, no network
// Other services

Port 2494: BMC AR

Port 2494 is assigned by IANA to bmc-ar (BMC AR).

2494

How bmc-ar works

Other services
client:2494bmc-arresponse client:2494bmc-arresponse

The client sends a request to port 2494 and the bmc-ar 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)
01 Security

Is port 2494 dangerous?

We have no specific security note for port 2494. 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 2494

ServicePortTransportDescriptionReferenceUpdated
bmc-ar 2494 TCP, UDP BMC AR - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 2494, and is it reachable?

Linux

sudo ss -ltnup 'sport = :2494'      # process listening on 2494
sudo lsof -nP -i :2494

macOS

sudo lsof -nP -i :2494

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 2494 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 2494
netstat -ano | findstr :2494

From another machine

nmap -p 2494 -sV <host>
sudo nmap -sU -p 2494 <host>
nc -zv <host> 2494

Block it in the firewall

sudo ufw deny 2494/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 2494" -Direction Inbound -LocalPort 2494 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 2494 used for?

Port 2494 is assigned by IANA to bmc-ar (BMC AR).

Is port 2494 TCP or UDP?

Port 2494 is registered for TCP and UDP.

Is it safe to open port 2494?

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 2494 is open?

On Linux run "ss -ltnup 'sport = :2494'", on macOS "lsof -nP -i :2494", and on Windows "netstat -ano | findstr :2494" to see the local process. From another machine, "nmap -p 2494 <host>" shows whether it is reachable.

05 Related

Latest vulnerability news

All news