All ports
Port148/UDP
jargonPort
148
Protocol
UDP
Category
Well-Known
Service
jargon
What is port 148?
Port 148/UDP is a Well-Known port, assigned by IANA for widely recognized services. It is associated with the jargon service.
Jargon
Useful commands
nmapnmap -p 148 -sV example.comnetcatnc -zv example.com 148curlcurl -v http://example.com:148/telnettelnet example.com 148bash(echo > /dev/udp/example.com/148) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 148/udpDeny
sudo ufw deny 148/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 148 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 148 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=148/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 148" dir=in action=allow protocol=UDP localport=148Security 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- Outdated versions with vulnerabilities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 148/UDP?
Port 148/UDP is associated with the jargon service. Jargon
Is it safe to expose port 148 to the Internet?
It depends on the service and configuration. Port 148 (jargon) is a Well-Known 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 148 is open?
You can use nmap: `nmap -p 148 -sV example.com`, netcat: `nc -zv example.com 148`, or the bash command: `(echo > /dev/udp/example.com/148) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 148 on my firewall?
On Linux with UFW: `sudo ufw allow 148/udp` (open) or `sudo ufw deny 148/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 148 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 148" dir=in action=allow protocol=UDP localport=148`.
What applications and services use port 148?
Port 148/UDP is used by the jargon service. Specific uses depend on the software and configuration. Check our related tools section for more information.