All ports

Port1629/TCP

lontalk-urgnt

Port

1629

Protocol

TCP

Category

Registered

Service

lontalk-urgnt

What is port 1629?

Port 1629/TCP is a Registered port, registered with IANA for specific applications. It is associated with the lontalk-urgnt service.

LonTalk urgent

Useful commands

nmapnmap -p 1629 -sV example.com
netcatnc -zv example.com 1629
curlcurl -v http://example.com:1629/
telnettelnet example.com 1629
bash(echo > /dev/tcp/example.com/1629) 2>/dev/null

Firewall commands

UFWAllow
sudo ufw allow 1629/tcp
Deny
sudo ufw deny 1629/tcp
iptablesAllow
sudo iptables -A INPUT -p tcp --dport 1629 -j ACCEPT
Deny
sudo iptables -D INPUT -p tcp --dport 1629 -j ACCEPT
firewalldAllow
sudo firewall-cmd --permanent --add-port=1629/tcp
WindowsAllow
netsh advfirewall firewall add rule name="Open Port 1629" dir=in action=allow protocol=TCP localport=1629

Security Risks

  • Unauthorized access to the service
  • Data exposure if the service is unauthenticated
  • Outdated versions with vulnerabilities
  • Incorrect service configuration

Frequently Asked Questions

What service runs on port 1629/TCP?

Port 1629/TCP is associated with the lontalk-urgnt service. LonTalk urgent

Is it safe to expose port 1629 to the Internet?

It depends on the service and configuration. Port 1629 (lontalk-urgnt) is a Registered port. If you need to expose it, keep the service updated, use strong authentication, and configure a firewall. It's always recommended to restrict access by IP when possible.

How do I check if port 1629 is open?

You can use nmap: `nmap -p 1629 -sV example.com`, netcat: `nc -zv example.com 1629`, or the bash command: `(echo > /dev/tcp/example.com/1629) 2>/dev/null && echo "Open" || echo "Closed"`.

How do I open or close port 1629 on my firewall?

On Linux with UFW: `sudo ufw allow 1629/tcp` (open) or `sudo ufw deny 1629/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 1629 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 1629" dir=in action=allow protocol=TCP localport=1629`.

What applications and services use port 1629?

Port 1629/TCP is used by the lontalk-urgnt service. Specific uses depend on the software and configuration. Check our related tools section for more information.

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