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// Media & streaming

Port 3499: SccIP Media

Port 3499 is assigned by IANA to sccip-media (SccIP Media).

3499

How sccip-media works

Media & streaming
playercamerasccip-media playercamerasccip-media

The device streams video frames over port 3499, continuously, as they are captured.

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 3499 dangerous?

We have no specific security note for port 3499. Its risk depends on the program actually listening on it. General advice for media & streaming services:

  • Require authentication on cameras and media servers.
  • Keep IP cameras and recorders off the Internet; use a VPN for remote viewing.
  • Update device firmware.
02 Registry

IANA registry entries for port 3499

ServicePortTransportDescriptionReferenceUpdated
sccip-media 3499 TCP, UDP SccIP Media - 2002-05

// source: IANA service name and port number registry

03 Check it

Which program uses port 3499, and is it reachable?

Linux

sudo ss -ltnup 'sport = :3499'      # process listening on 3499
sudo lsof -nP -i :3499

macOS

sudo lsof -nP -i :3499

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 3499 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 3499
netstat -ano | findstr :3499

From another machine

nmap -p 3499 -sV <host>
sudo nmap -sU -p 3499 <host>
nc -zv <host> 3499

Block it in the firewall

sudo ufw deny 3499/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 3499" -Direction Inbound -LocalPort 3499 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 3499 used for?

Port 3499 is assigned by IANA to sccip-media (SccIP Media).

Is port 3499 TCP or UDP?

Port 3499 is registered for TCP and UDP.

Is it safe to open port 3499?

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. Require authentication on cameras and media servers.

How do I check if port 3499 is open?

On Linux run "ss -ltnup 'sport = :3499'", on macOS "lsof -nP -i :3499", and on Windows "netstat -ano | findstr :3499" to see the local process. From another machine, "nmap -p 3499 <host>" shows whether it is reachable.

05 Related

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