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Port 5022 (mice)

IANA assigns port 5022 to mice: mice server.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
mice TCP mice server Alan Clifford -
mice UDP mice server Alan Clifford -

Check what is listening on port 5022

Linux: is anything listening on TCP 5022?
sudo ss -tlnp 'sport = :5022'
Linux: UDP 5022
sudo ss -ulnp 'sport = :5022'
Linux / macOS: which process owns the port
sudo lsof -nP -i :5022
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':5022 '
Windows (Command Prompt)
netstat -ano | findstr :5022
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 5022 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 5022
From Windows
Test-NetConnection HOST -Port 5022
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 5022

Block port 5022 in the firewall

ufw
sudo ufw deny 5022/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 5022 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 5022 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 5022' -Direction Inbound -Protocol TCP -LocalPort 5022 -Action Block
ufw
sudo ufw deny 5022/udp
iptables
sudo iptables -A INPUT -p udp --dport 5022 -j DROP
nftables
sudo nft add rule inet filter input udp dport 5022 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 5022' -Direction Inbound -Protocol UDP -LocalPort 5022 -Action Block

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