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Port 5024 (scpi-telnet)

IANA assigns port 5024 to scpi-telnet: SCPI-TELNET.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
scpi-telnet TCP SCPI-TELNET IVI Foundation -
scpi-telnet UDP SCPI-TELNET IVI Foundation -

Registry dates for this port: last modified 2021-05-06.

Check what is listening on port 5024

Linux: is anything listening on TCP 5024?
sudo ss -tlnp 'sport = :5024'
Linux: UDP 5024
sudo ss -ulnp 'sport = :5024'
Linux / macOS: which process owns the port
sudo lsof -nP -i :5024
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':5024 '
Windows (Command Prompt)
netstat -ano | findstr :5024
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 5024 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 5024
From Windows
Test-NetConnection HOST -Port 5024
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 5024

Block port 5024 in the firewall

ufw
sudo ufw deny 5024/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 5024 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 5024 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 5024' -Direction Inbound -Protocol TCP -LocalPort 5024 -Action Block
ufw
sudo ufw deny 5024/udp
iptables
sudo iptables -A INPUT -p udp --dport 5024 -j DROP
nftables
sudo nft add rule inet filter input udp dport 5024 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 5024' -Direction Inbound -Protocol UDP -LocalPort 5024 -Action Block

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