Port 11109 (sgi-dmfmgr)

IANA assigns port 11109 to sgi-dmfmgr: Data migration facility Manager (DMF) is a browser based interface to DMF.

Registered (user) port, 1024-49151 TCP

IANA assignment

Service nameProtoDescriptionAssigneeReference

sgi-dmfmgr TCP Data migration facility Manager (DMF) is a browser based interface to DMF SGI -

Registry dates for this port: registered 2013-01-07.

Linux: is anything listening on TCP 11109?

sudo ss -tlnp 'sport = :11109'

Linux / macOS: which process owns the port

sudo lsof -nP -i :11109

Older Linux / BSD (net-tools)

sudo netstat -tlnp | grep ':11109 '

Windows (Command Prompt)

netstat -ano | findstr :11109

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 11109 -State Listen | Select LocalAddress,OwningProcess

From another machine

nc -vz -w 5 HOST 11109

From Windows

Test-NetConnection HOST -Port 11109

ufw

sudo ufw deny 11109/tcp

iptables

sudo iptables -A INPUT -p tcp --dport 11109 -j DROP

nftables

sudo nft add rule inet filter input tcp dport 11109 drop

Windows Firewall

New-NetFirewallRule -DisplayName 'Block TCP 11109' -Direction Inbound -Protocol TCP -LocalPort 11109 -Action Block

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Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.