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Port 1715 (houdini-lm)

IANA assigns port 1715 to houdini-lm.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
houdini-lm TCP houdini-lm Paul Breslin -
houdini-lm UDP houdini-lm Paul Breslin -

Check what is listening on port 1715

Linux: is anything listening on TCP 1715?
sudo ss -tlnp 'sport = :1715'
Linux: UDP 1715
sudo ss -ulnp 'sport = :1715'
Linux / macOS: which process owns the port
sudo lsof -nP -i :1715
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':1715 '
Windows (Command Prompt)
netstat -ano | findstr :1715
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 1715 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 1715
From Windows
Test-NetConnection HOST -Port 1715
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 1715

Block port 1715 in the firewall

ufw
sudo ufw deny 1715/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 1715 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 1715 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 1715' -Direction Inbound -Protocol TCP -LocalPort 1715 -Action Block
ufw
sudo ufw deny 1715/udp
iptables
sudo iptables -A INPUT -p udp --dport 1715 -j DROP
nftables
sudo nft add rule inet filter input udp dport 1715 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 1715' -Direction Inbound -Protocol UDP -LocalPort 1715 -Action Block

Related ports

1713conferencetalk1714sesi-lm1716xmsg1717fj-hdnet

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