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Port 2494 (bmc-ar)

IANA assigns port 2494 to bmc-ar: BMC AR.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
bmc-ar TCP BMC AR Portnoy Boxman -
bmc-ar UDP BMC AR Portnoy Boxman -

Check what is listening on port 2494

Linux: is anything listening on TCP 2494?
sudo ss -tlnp 'sport = :2494'
Linux: UDP 2494
sudo ss -ulnp 'sport = :2494'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2494
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2494 '
Windows (Command Prompt)
netstat -ano | findstr :2494
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2494 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2494
From Windows
Test-NetConnection HOST -Port 2494
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2494

Block port 2494 in the firewall

ufw
sudo ufw deny 2494/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2494 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2494 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2494' -Direction Inbound -Protocol TCP -LocalPort 2494 -Action Block
ufw
sudo ufw deny 2494/udp
iptables
sudo iptables -A INPUT -p udp --dport 2494 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2494 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2494' -Direction Inbound -Protocol UDP -LocalPort 2494 -Action Block

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