HTTPfy

Port 7411 (daqstream)

IANA assigns port 7411 to daqstream: Streaming of measurement data.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
daqstream TCP Streaming of measurement data Hottinger Baldwin Messtechnik GmbH -
daqstream UDP Streaming of measurement data Hottinger Baldwin Messtechnik GmbH -

Registry dates for this port: registered 2013-03-15.

Check what is listening on port 7411

Linux: is anything listening on TCP 7411?
sudo ss -tlnp 'sport = :7411'
Linux: UDP 7411
sudo ss -ulnp 'sport = :7411'
Linux / macOS: which process owns the port
sudo lsof -nP -i :7411
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':7411 '
Windows (Command Prompt)
netstat -ano | findstr :7411
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 7411 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 7411
From Windows
Test-NetConnection HOST -Port 7411
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 7411

Block port 7411 in the firewall

ufw
sudo ufw deny 7411/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 7411 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 7411 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 7411' -Direction Inbound -Protocol TCP -LocalPort 7411 -Action Block
ufw
sudo ufw deny 7411/udp
iptables
sudo iptables -A INPUT -p udp --dport 7411 -j DROP
nftables
sudo nft add rule inet filter input udp dport 7411 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 7411' -Direction Inbound -Protocol UDP -LocalPort 7411 -Action Block

Related ports

7402rtps-dd-mt7410ionixnetmon7420ipluminary7421mtportmon

All port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.