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Port 3082 (tl1-raw)

IANA assigns port 3082 to tl1-raw: TL1-RAW.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
tl1-raw TCP TL1-RAW - -
tl1-raw UDP TL1-RAW - -

Check what is listening on port 3082

Linux: is anything listening on TCP 3082?
sudo ss -tlnp 'sport = :3082'
Linux: UDP 3082
sudo ss -ulnp 'sport = :3082'
Linux / macOS: which process owns the port
sudo lsof -nP -i :3082
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':3082 '
Windows (Command Prompt)
netstat -ano | findstr :3082
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 3082 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 3082
From Windows
Test-NetConnection HOST -Port 3082
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 3082

Block port 3082 in the firewall

ufw
sudo ufw deny 3082/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 3082 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 3082 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 3082' -Direction Inbound -Protocol TCP -LocalPort 3082 -Action Block
ufw
sudo ufw deny 3082/udp
iptables
sudo iptables -A INPUT -p udp --dport 3082 -j DROP
nftables
sudo nft add rule inet filter input udp dport 3082 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 3082' -Direction Inbound -Protocol UDP -LocalPort 3082 -Action Block

Related ports

3080stm-pproc, stm_pproc3081tl1-lv3083tl1-telnet3084itm-mccs

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