HTTPfy

Port 5969 (mppolicy-mgr)

IANA assigns port 5969 to mppolicy-mgr.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
mppolicy-mgr TCP mppolicy-mgr Yutaka Ono -
mppolicy-mgr UDP mppolicy-mgr Yutaka Ono -

Check what is listening on port 5969

Linux: is anything listening on TCP 5969?
sudo ss -tlnp 'sport = :5969'
Linux: UDP 5969
sudo ss -ulnp 'sport = :5969'
Linux / macOS: which process owns the port
sudo lsof -nP -i :5969
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':5969 '
Windows (Command Prompt)
netstat -ano | findstr :5969
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 5969 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 5969
From Windows
Test-NetConnection HOST -Port 5969
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 5969

Block port 5969 in the firewall

ufw
sudo ufw deny 5969/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 5969 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 5969 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 5969' -Direction Inbound -Protocol TCP -LocalPort 5969 -Action Block
ufw
sudo ufw deny 5969/udp
iptables
sudo iptables -A INPUT -p udp --dport 5969 -j DROP
nftables
sudo nft add rule inet filter input udp dport 5969 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 5969' -Direction Inbound -Protocol UDP -LocalPort 5969 -Action Block

Related ports

5963indy5968mppolicy-v55984Apache CouchDB5985WinRM (HTTP)

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