Port 22350 (codemeter)

IANA assigns port 22350 to codemeter: CodeMeter Standard.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference

codemeter TCP CodeMeter Standard Wolfgang Voelker -

codemeter UDP CodeMeter Standard Wolfgang Voelker -

Registry dates for this port: registered 2007-06.

Linux: is anything listening on TCP 22350?

sudo ss -tlnp 'sport = :22350'

Linux: UDP 22350

sudo ss -ulnp 'sport = :22350'

Linux / macOS: which process owns the port

sudo lsof -nP -i :22350

Older Linux / BSD (net-tools)

sudo netstat -tlnp | grep ':22350 '

Windows (Command Prompt)

netstat -ano | findstr :22350

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 22350 -State Listen | Select LocalAddress,OwningProcess

From another machine

nc -vz -w 5 HOST 22350

From Windows

Test-NetConnection HOST -Port 22350

UDP probe (no reply does not prove it is closed)

nc -vzu -w 5 HOST 22350

ufw

sudo ufw deny 22350/tcp

iptables

sudo iptables -A INPUT -p tcp --dport 22350 -j DROP

nftables

sudo nft add rule inet filter input tcp dport 22350 drop

Windows Firewall

New-NetFirewallRule -DisplayName 'Block TCP 22350' -Direction Inbound -Protocol TCP -LocalPort 22350 -Action Block

ufw

sudo ufw deny 22350/udp

iptables

sudo iptables -A INPUT -p udp --dport 22350 -j DROP

nftables

sudo nft add rule inet filter input udp dport 22350 drop

Windows Firewall

New-NetFirewallRule -DisplayName 'Block UDP 22350' -Direction Inbound -Protocol UDP -LocalPort 22350 -Action Block

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