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Port 2407 (orion)

IANA assigns port 2407 to orion: Orion.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
orion TCP Orion Matthew Horoschun -
orion UDP Orion Matthew Horoschun -

Check what is listening on port 2407

Linux: is anything listening on TCP 2407?
sudo ss -tlnp 'sport = :2407'
Linux: UDP 2407
sudo ss -ulnp 'sport = :2407'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2407
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2407 '
Windows (Command Prompt)
netstat -ano | findstr :2407
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2407 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2407
From Windows
Test-NetConnection HOST -Port 2407
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2407

Block port 2407 in the firewall

ufw
sudo ufw deny 2407/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2407 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2407 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2407' -Direction Inbound -Protocol TCP -LocalPort 2407 -Action Block
ufw
sudo ufw deny 2407/udp
iptables
sudo iptables -A INPUT -p udp --dport 2407 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2407 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2407' -Direction Inbound -Protocol UDP -LocalPort 2407 -Action Block

Related ports

2405trc-netpoll2406jediserver2408railgun-webaccl2409sns-protocol

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