A socket in a network device that is used for network management. In the large enterprise, a separate and very private LAN is often created for access to network devices that have Ethernet management ...

A port is a numeric identifier for software that runs on a computer, like Web server or email server software. When a port is open, it's accepting connections from the outside world. It's not uncommon ...

Netstat, the TCP/IP networking utility, has a simple set of options and identifies a computer’s listening ports, along with incoming and outgoing network connections. This data can be very helpful if ...