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Port 3078 (orbix-cfg-ssl)

IANA assigns port 3078 to orbix-cfg-ssl: Orbix 2000 Locator SSL.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
orbix-cfg-ssl TCP Orbix 2000 Locator SSL Eric Newcomer -
orbix-cfg-ssl UDP Orbix 2000 Locator SSL Eric Newcomer -

Check what is listening on port 3078

Linux: is anything listening on TCP 3078?
sudo ss -tlnp 'sport = :3078'
Linux: UDP 3078
sudo ss -ulnp 'sport = :3078'
Linux / macOS: which process owns the port
sudo lsof -nP -i :3078
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':3078 '
Windows (Command Prompt)
netstat -ano | findstr :3078
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 3078 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 3078
From Windows
Test-NetConnection HOST -Port 3078
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 3078

Block port 3078 in the firewall

ufw
sudo ufw deny 3078/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 3078 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 3078 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 3078' -Direction Inbound -Protocol TCP -LocalPort 3078 -Action Block
ufw
sudo ufw deny 3078/udp
iptables
sudo iptables -A INPUT -p udp --dport 3078 -j DROP
nftables
sudo nft add rule inet filter input udp dport 3078 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 3078' -Direction Inbound -Protocol UDP -LocalPort 3078 -Action Block

Related ports

3076orbix-config3077orbix-loc-ssl3079lv-frontpanel3080stm-pproc, stm_pproc

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