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Port 2644 (travsoft-ipx-t)

IANA assigns port 2644 to travsoft-ipx-t: Travsoft IPX Tunnel.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
travsoft-ipx-t TCP Travsoft IPX Tunnel Jack Wilson -
travsoft-ipx-t UDP Travsoft IPX Tunnel Jack Wilson -

Check what is listening on port 2644

Linux: is anything listening on TCP 2644?
sudo ss -tlnp 'sport = :2644'
Linux: UDP 2644
sudo ss -ulnp 'sport = :2644'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2644
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2644 '
Windows (Command Prompt)
netstat -ano | findstr :2644
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2644 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2644
From Windows
Test-NetConnection HOST -Port 2644
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2644

Block port 2644 in the firewall

ufw
sudo ufw deny 2644/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2644 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2644 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2644' -Direction Inbound -Protocol TCP -LocalPort 2644 -Action Block
ufw
sudo ufw deny 2644/udp
iptables
sudo iptables -A INPUT -p udp --dport 2644 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2644 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2644' -Direction Inbound -Protocol UDP -LocalPort 2644 -Action Block

Related ports

2642tragic2643gte-samp2645novell-ipx-cmd2646and-lm

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