All ports
Port1985/TCP
hsrpPort
1985
Protocol
TCP
Category
Registered
Service
hsrp
What is port 1985?
Port 1985/TCP is a Registered port, registered with IANA for specific applications. It is associated with the hsrp service.
Hot Standby Router Protocol
Useful commands
nmapnmap -p 1985 -sV example.comnetcatnc -zv example.com 1985curlcurl -v http://example.com:1985/telnettelnet example.com 1985bash(echo > /dev/tcp/example.com/1985) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 1985/tcpDeny
sudo ufw deny 1985/tcpiptablesAllow
sudo iptables -A INPUT -p tcp --dport 1985 -j ACCEPTDeny
sudo iptables -D INPUT -p tcp --dport 1985 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=1985/tcpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 1985" dir=in action=allow protocol=TCP localport=1985Security 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- Outdated versions with vulnerabilities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 1985/TCP?
Port 1985/TCP is associated with the hsrp service. Hot Standby Router Protocol
Is it safe to expose port 1985 to the Internet?
It depends on the service and configuration. Port 1985 (hsrp) 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 1985 is open?
You can use nmap: `nmap -p 1985 -sV example.com`, netcat: `nc -zv example.com 1985`, or the bash command: `(echo > /dev/tcp/example.com/1985) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 1985 on my firewall?
On Linux with UFW: `sudo ufw allow 1985/tcp` (open) or `sudo ufw deny 1985/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 1985 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 1985" dir=in action=allow protocol=TCP localport=1985`.
What applications and services use port 1985?
Port 1985/TCP is used by the hsrp service. Specific uses depend on the software and configuration. Check our related tools section for more information.