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Port 482 (bgs-nsi)

IANA assigns port 482 to bgs-nsi.

Well-known (system) port, 0-1023 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
bgs-nsi TCP bgs-nsi Jon Saperia -
bgs-nsi UDP bgs-nsi Jon Saperia -

Check what is listening on port 482

Linux: is anything listening on TCP 482?
sudo ss -tlnp 'sport = :482'
Linux: UDP 482
sudo ss -ulnp 'sport = :482'
Linux / macOS: which process owns the port
sudo lsof -nP -i :482
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':482 '
Windows (Command Prompt)
netstat -ano | findstr :482
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 482 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 482
From Windows
Test-NetConnection HOST -Port 482
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 482

Block port 482 in the firewall

ufw
sudo ufw deny 482/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 482 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 482 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 482' -Direction Inbound -Protocol TCP -LocalPort 482 -Action Block
ufw
sudo ufw deny 482/udp
iptables
sudo iptables -A INPUT -p udp --dport 482 -j DROP
nftables
sudo nft add rule inet filter input udp dport 482 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 482' -Direction Inbound -Protocol UDP -LocalPort 482 -Action Block

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