All ports

Port7546/TCP

cfs

Port

7546

Protocol

TCP

Category

Registered

Service

cfs

What is port 7546?

Port 7546/TCP is a Registered port, registered with IANA for specific applications. It is associated with the cfs service.

Cisco Fabric service

Useful commands

nmapnmap -p 7546 -sV example.com
netcatnc -zv example.com 7546
curlcurl -v http://example.com:7546/
telnettelnet example.com 7546
bash(echo > /dev/tcp/example.com/7546) 2>/dev/null

Firewall commands

UFWAllow
sudo ufw allow 7546/tcp
Deny
sudo ufw deny 7546/tcp
iptablesAllow
sudo iptables -A INPUT -p tcp --dport 7546 -j ACCEPT
Deny
sudo iptables -D INPUT -p tcp --dport 7546 -j ACCEPT
firewalldAllow
sudo firewall-cmd --permanent --add-port=7546/tcp
WindowsAllow
netsh advfirewall firewall add rule name="Open Port 7546" dir=in action=allow protocol=TCP localport=7546

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  • Outdated versions with vulnerabilities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 7546/TCP?

Port 7546/TCP is associated with the cfs service. Cisco Fabric service

Is it safe to expose port 7546 to the Internet?

It depends on the service and configuration. Port 7546 (cfs) 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 7546 is open?

You can use nmap: `nmap -p 7546 -sV example.com`, netcat: `nc -zv example.com 7546`, or the bash command: `(echo > /dev/tcp/example.com/7546) 2>/dev/null && echo "Open" || echo "Closed"`.

How do I open or close port 7546 on my firewall?

On Linux with UFW: `sudo ufw allow 7546/tcp` (open) or `sudo ufw deny 7546/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 7546 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 7546" dir=in action=allow protocol=TCP localport=7546`.

What applications and services use port 7546?

Port 7546/TCP is used by the cfs service. Specific uses depend on the software and configuration. Check our related tools section for more information.