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Port 4082 (lorica-out)

IANA assigns port 4082 to lorica-out: Lorica outside facing.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
lorica-out TCP Lorica outside facing - -
lorica-out UDP Lorica outside facing - -

Check what is listening on port 4082

Linux: is anything listening on TCP 4082?
sudo ss -tlnp 'sport = :4082'
Linux: UDP 4082
sudo ss -ulnp 'sport = :4082'
Linux / macOS: which process owns the port
sudo lsof -nP -i :4082
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':4082 '
Windows (Command Prompt)
netstat -ano | findstr :4082
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 4082 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 4082
From Windows
Test-NetConnection HOST -Port 4082
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 4082

Block port 4082 in the firewall

ufw
sudo ufw deny 4082/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 4082 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 4082 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 4082' -Direction Inbound -Protocol TCP -LocalPort 4082 -Action Block
ufw
sudo ufw deny 4082/udp
iptables
sudo iptables -A INPUT -p udp --dport 4082 -j DROP
nftables
sudo nft add rule inet filter input udp dport 4082 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 4082' -Direction Inbound -Protocol UDP -LocalPort 4082 -Action Block

Related ports

4080lorica-in4081lorica-in-sec4083lorica-out-sec4084fortisphere-vm

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