HP communications port

Windows device driver information for HP communications port

A communications Port refers to software which is specific to a particular application or process. It serves as a communication endpoint and is used by the Internet Protocol Suite's transport layer protocols. These protocols can be either the Transmission Control Protocol (TCP) or the User Diagram Protocol (UDP). A port is usually identified through a specific number that is referred to as the port number. It is also identified by the IP address linked to it as well as the protocol that is utilized for communication. Communication ports are also referred to as Com ports or serial ports. They are usually rounded in structure whereas the parallel ports are flat and are referred to as LPTs. Users should note that a parallel port is different from a serial port and the serial port is the one referred to as the communication port.

Communication ports or serial ports are typically utilized to link peripheral devices such as modems and serial printers to the computer. Each port has a particular number that is assigned to it along with an Interrupt Request Line and an IO address. Each computer typically has two COM ports on it referred to as COM 1 and COM 2. These are physical ports and the user can easily see them behind the computer. They utilize 9- pin along with 25- pin DB connectors. It is worth noting that there are virtual communication ports which are utilized by internal devices which are connected through the expansion slots within the computer. These virtual ports are referred to as COM 3 and COM 4. For the HP communications port to function effectively and efficiently, users should always ensure that they are using the latest version of the device driver. It is highly recommended you run a free registry scan for and HP communications port errors before installing any driver updates.