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Port 8034 (vantronix-mgmt)

IANA assigns port 8034 to vantronix-mgmt: .vantronix Management.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
vantronix-mgmt TCP .vantronix Management Reyk Floeter -
vantronix-mgmt UDP .vantronix Management Reyk Floeter -

Registry dates for this port: registered 2008-02-27.

Check what is listening on port 8034

Linux: is anything listening on TCP 8034?
sudo ss -tlnp 'sport = :8034'
Linux: UDP 8034
sudo ss -ulnp 'sport = :8034'
Linux / macOS: which process owns the port
sudo lsof -nP -i :8034
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':8034 '
Windows (Command Prompt)
netstat -ano | findstr :8034
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 8034 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 8034
From Windows
Test-NetConnection HOST -Port 8034
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 8034

Block port 8034 in the firewall

ufw
sudo ufw deny 8034/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 8034 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 8034 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 8034' -Direction Inbound -Protocol TCP -LocalPort 8034 -Action Block
ufw
sudo ufw deny 8034/udp
iptables
sudo iptables -A INPUT -p udp --dport 8034 -j DROP
nftables
sudo nft add rule inet filter input udp dport 8034 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 8034' -Direction Inbound -Protocol UDP -LocalPort 8034 -Action Block

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