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Port 11108 (myq-termlink)

IANA assigns port 11108 to myq-termlink: Hardware Terminals Discovery and Low-Level Communication Protocol.

Registered (user) port, 1024-49151 UDP

Port 11108 is normally used over UDP; the checker tests TCP only, so a "filtered" result does not mean the UDP service is down.

IANA assignment

Service nameProtoDescriptionAssigneeReference
myq-termlink UDP Hardware Terminals Discovery and Low-Level Communication Protocol JANUS spol -

Registry dates for this port: registered 2013-04-23.

Check what is listening on port 11108

Linux: UDP 11108
sudo ss -ulnp 'sport = :11108'
Linux / macOS: which process owns the port
sudo lsof -nP -i :11108
Windows (Command Prompt)
netstat -ano | findstr :11108
Windows (PowerShell)
Get-NetUDPEndpoint -LocalPort 11108

Test it from outside

UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 11108

Block port 11108 in the firewall

ufw
sudo ufw deny 11108/udp
iptables
sudo iptables -A INPUT -p udp --dport 11108 -j DROP
nftables
sudo nft add rule inet filter input udp dport 11108 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 11108' -Direction Inbound -Protocol UDP -LocalPort 11108 -Action Block

Related ports

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