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Port 2469 (mti-tcs-comm)

IANA assigns port 2469 to mti-tcs-comm: MTI-TCS-COMM.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
mti-tcs-comm TCP MTI-TCS-COMM Mario Bonin -
mti-tcs-comm UDP MTI-TCS-COMM Mario Bonin -

Check what is listening on port 2469

Linux: is anything listening on TCP 2469?
sudo ss -tlnp 'sport = :2469'
Linux: UDP 2469
sudo ss -ulnp 'sport = :2469'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2469
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2469 '
Windows (Command Prompt)
netstat -ano | findstr :2469
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2469 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2469
From Windows
Test-NetConnection HOST -Port 2469
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2469

Block port 2469 in the firewall

ufw
sudo ufw deny 2469/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2469 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2469 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2469' -Direction Inbound -Protocol TCP -LocalPort 2469 -Action Block
ufw
sudo ufw deny 2469/udp
iptables
sudo iptables -A INPUT -p udp --dport 2469 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2469 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2469' -Direction Inbound -Protocol UDP -LocalPort 2469 -Action Block

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