Port 7629 (xdas)

IANA assigns port 7629 to xdas: OpenXDAS Wire Protocol.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference

xdas TCP OpenXDAS Wire Protocol John Calcote 2 -

xdas UDP OpenXDAS Wire Protocol John Calcote 2 -

Registry dates for this port: registered 2006-10.

Linux: is anything listening on TCP 7629?

sudo ss -tlnp 'sport = :7629'

Linux: UDP 7629

sudo ss -ulnp 'sport = :7629'

Linux / macOS: which process owns the port

sudo lsof -nP -i :7629

Older Linux / BSD (net-tools)

sudo netstat -tlnp | grep ':7629 '

Windows (Command Prompt)

netstat -ano | findstr :7629

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 7629 -State Listen | Select LocalAddress,OwningProcess

From another machine

nc -vz -w 5 HOST 7629

From Windows

Test-NetConnection HOST -Port 7629

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

nc -vzu -w 5 HOST 7629

ufw

sudo ufw deny 7629/tcp

iptables

sudo iptables -A INPUT -p tcp --dport 7629 -j DROP

nftables

sudo nft add rule inet filter input tcp dport 7629 drop

Windows Firewall

New-NetFirewallRule -DisplayName 'Block TCP 7629' -Direction Inbound -Protocol TCP -LocalPort 7629 -Action Block

ufw

sudo ufw deny 7629/udp

iptables

sudo iptables -A INPUT -p udp --dport 7629 -j DROP

nftables

sudo nft add rule inet filter input udp dport 7629 drop

Windows Firewall

New-NetFirewallRule -DisplayName 'Block UDP 7629' -Direction Inbound -Protocol UDP -LocalPort 7629 -Action Block

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