Summary: The Windows services file, located in c windows\system32\drivers\etc, lists service names and port numbers. If another program uses the same port number as a service that's listed in the ...

File-sharing applications and other programs that access a transmission control protocol/Internet protocol network use ports to route traffic to a destination. Most routers, however, use a firewall to ...

Your computer's firewall is a network security protocol that blocks unauthorized access from a local network or the Internet. The firewall allocates "ports" to programs that require network and ...

Why you need to know Cisco IOS ACL port numbers Your email has been sent What’s a port number? What does this have to do with the Cisco IOS? When do I need to know a port number? Summary When working ...

In TCP/IP and UDP networks, a port is an endpoint to a logical connection and the way a client program specifies a specific server program on a computer in a network. Some ports have been preassigned ...