- Router ports can be managed and configured in the following ways:
- Use the command prompt to check active connections and listening ports with `netstat -a` or `netstat -an`1.
- Set port ranges or multiple ports in your router's settings. Choose numbers between 0 to 65,535, but only ports 0 to 1023 are reserved for privileged services2.
- Common open ports include 21 (FTP), 23 (Telnet), 53 (DNS), 110 (POP3), 139 (SMB), and 5000 (UPNP)3.
- To open ports on your router, access its web interface, log in, find the port forwarding section, add a new port forwarding rule, and save the changes4.
Learn more:✕This summary was generated using AI based on multiple online sources. To view the original source information, use the "Learn more" links.Open the command prompt and type netstat -a. This command will list all active connections and listening ports to reveal which TCP ports are open. For a more detailed view, including both public and private IP addresses, use netstat -an.www.gadgetreview.com/how-to-check-what-ports-a…Most routers let you select a port range separated by hyphens, or multiple ports separated by commas. In most cases, it’s easiest to set the same internal and external port numbers. You can choose a number between 0 to 65,535, but only ports 0 to 1023 are reserved for privileged services and are designated as well-known ports.www.hellotech.com/guide/for/how-to-port-forwardThese are some other common open ports:
- Port 21 for File Transfer Protocol (FTP) Control
- Port 23 for Telnet
- Port 53 for Domain Name System (DNS) Service
- Port 110 for Post Office Protocol (POP3)/Authenticated Post Office Protocol (APOP)
www.makeuseof.com/tag/technology-explained-op…How to open ports on a router
- Access your router’s web interface. Navigate to your router’s configuration page by typing the router’s IP address into your browser.
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