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Port 2664 (patrol-mq-gm)

IANA assigns port 2664 to patrol-mq-gm: Patrol for MQ GM.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
patrol-mq-gm TCP Patrol for MQ GM - -
patrol-mq-gm UDP Patrol for MQ GM - -

Check what is listening on port 2664

Linux: is anything listening on TCP 2664?
sudo ss -tlnp 'sport = :2664'
Linux: UDP 2664
sudo ss -ulnp 'sport = :2664'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2664
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2664 '
Windows (Command Prompt)
netstat -ano | findstr :2664
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2664 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2664
From Windows
Test-NetConnection HOST -Port 2664
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2664

Block port 2664 in the firewall

ufw
sudo ufw deny 2664/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2664 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2664 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2664' -Direction Inbound -Protocol TCP -LocalPort 2664 -Action Block
ufw
sudo ufw deny 2664/udp
iptables
sudo iptables -A INPUT -p udp --dport 2664 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2664 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2664' -Direction Inbound -Protocol UDP -LocalPort 2664 -Action Block

Related ports

2662bintec-capi2663bintec-tapi2665patrol-mq-nm2666extensis

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