what are ports used for on computers?
98a3ddaae7735b9e9227838e1211109d
Port (computer networking) For physical ports, see Computer port (hardware). In the internet protocol suite, a port is an endpoint of communication in an operating system. While the term is also used for hardware devices, in software it is a logical construct that identifies a specific process or a type of network service.
5641cd91447d609c1f4d50db2b9bea35
What are FTP ports? Best Answer: File Transfer Protocol (FTP) (Port 21) is a network protocol used to transfer data from one computer to another through a network, such as over the Internet. FTP is a protocol for exchanging files over any TCP/IP based network to manipulate files on another computer on that network regardless of which operating systems are involved (if the computers permit FTP access).
fcd11f58585458a6d0a32e7be431f633
Port Assignments and Protocol Numbers Port Assignments and Protocol Numbers. In TCP/IP networking, a port is a mechanism that allows a computer to simultaneously support multiple communication sessions with computers and programs on the network. A port directs the request to a particular service that can be found at that IP address.
23e680918c801e08250953bb2d50c0cc
Multiple Ports on Your PC: What Do They Do for You? The back of your PC is a rich source of connectivity. Ports and connectors exist for just about any device you can find, though some may be more obscure than others. In today’s USB-centric PC, it’s sometimes easy to forget that other connectivity options exist. Even USB isn’t just USB any longer.
9a7ec3c85d95703166e2234f0502a90f
What is port forwarding and what is it used for? Port forwarding: All network connection requests include a port. The port is just a number, and it's part of how a computer knows what the packet is. IANA has specified that Port 80 is used for HTTP.
b22ed8213ad59733add548767d30b4ae
Networking Hardware External Port Connection. An external port interface is probably the easiest to use but yields the poorest performance. An external port is typically an oval-shaped device that fits in the palm of your hand. On one side is a male 25-pin connector that attaches directly to the parallel port of the computer.
6c33faa865881074d270178a2a3efc34
How To Port Forward a Router What is Port Forwarding? Port forwarding is a method of making a computer on your network accessible to computers on the Internet, even though you are behind a router. It is commonly used for hosting game servers, peer to peer downloading, and voice over IP type applications.
e71bb67e3eb7043e8f7122b202c394b2
What Ports Does a Remote Desktop Use? By default, Remote Desktop communicates with your computer over port 3389. If you use a router, you must forward port 3389 on the router to your computer for Remote Desktop to work properly. You can control your home computer from your office with Remote Desktop.
a3474b46d4d9414e0749d9d4dffb59c0
Mac Basics: Ports on your Mac The ports on your Mac usually are marked with a symbol that explains what the port is used for: 1  Power port: On a Mac notebook, this is where you connect the power cable.  USB port: A wired external keyboard or mouse connects to your computer's USB port, as do many printers and USB flash drives.
28d8ad784196567f677a024ce2fa9450
Port (medical) Port (medical) In medicine, a port is a small medical appliance that is installed beneath the skin. A catheter connects the port to a vein. Under the skin, the port has a septum through which drugs can be injected and blood samples can be drawn many times, usually with less discomfort for the patient than a more typical needle stick. Ports are used mostly to treat hematology and oncology patients. Ports were previously adapted for use in hemodialysis patients, but were found to be associated with increased r
9d2c9384b526b1e712f73b6b67f8f2f0
Serial port Modern computers without serial ports may require serial-to-USB converters to allow compatibility with RS 232 serial devices. Serial ports are still used in applications such as industrial automation systems, scientific instruments, point of sale systems and some industrial and consumer products.
fe4ab6b0e4c6872591ae8c6268de594c
What Ports My Computer Is Using? Your Microsoft Windows computer will tell you which ports it is currently communicating on using the netstat command in a Command Prompt window (Start Menu » Programs » Accessories » Command Prompt). The netstat command also allows you to see which IP addresses are communicating over each port.
cb9bb7b180fb2d9c21c5629b233e6b73
List of TCP and UDP port numbers The port numbers in the range from 0 to 1023 are the well-known ports or system ports. They are used by system processes that provide widely used types of network services. On Unix-like operating systems, a process must execute with superuser privileges to be able to bind a network socket to an IP address using one of the well-known ports.
3b6e7e4c549ca8e57ce822a85176a976
- This port can be used to connect your computer to another computer, a local network, or a cable modem. Internet Service Provider (ISP): An ISP provides Internet service to individuals and businesses. Typical options for high-speed Internet access include DSL and cable.
bfdcd296e965dc6f618899ba38b5cd99
16 Types of Computer Ports and Their Functions VGA port is found in many computers, projectors, video cards and High Definition TVs. It is a D-sub connector consisting of 15 pins in 3 rows. The connector is called as DE-15. VGA port is the main interface between computers and older CRT monitors.
c98ac7542ff8fe3c54ed0a5c3bf56761
What is a Port? A computer port is a type of electronic, software-or programming-related docking point through which information flows from a program on your computer or to your computer from the Internet or another computer in a network. (A network, by the way, is a series of computers that are physically or electronically linked.).he port name and the berth number combine into the who, what, and where of boat identification. In geek-speak, berth numbers on the Internet are Internet Protocol or IP addresses, a user's numerical identifier on the Internet.
7c36c0f7f3b1851c0e3d9799e39d51af
Network Ports Used by Key Microsoft Server Products Exchange Server 5.5 uses two ports, one each for the information store and the directory. Microsoft Exchange 2000 Server and Exchange Server 2003 use three ports, one for the information store and two for the system attendant, respectively. Alternatively, Microsoft Outlook 2003 can use RPC over HTTP to connect to servers running Exchange Server 2003.
2a067d8d92300a6a0d59896d065abe93
- If you have a printer connected to your computer, there is a good chance that it uses the parallel port. While USB is becoming increasingly popular, the parallel port is still a commonly used interface for printers. Parallel ports can be used to connect a host of popular computer peripherals: 1  Printers. 2  Scanners. 3  CD burners. 4  External hard drives. 5  Iomega Zip removable drives. 6  Network adapters. 7  Tape backup drives.
ac60ecd23767965160a7af6461af472e
- Answer: An Ethernet port is an opening on computer network equipment that Ethernet cables plug into.These ports are alternatively called jacks or sockets. Ethernet ports accept cables with RJ-45 connectors.nswer: An Ethernet port is an opening on computer network equipment that Ethernet cables plug into.
91050ef0ffaa59f777bf0db7fb8bd173
What is a USB Port? Updated April 07, 2017. A USB port is a standard cable connection interface for personal computers and consumer electronics devices. USB stands for Universal Serial Bus, an industry standard for short-distance digital data communications. USB ports allow USB devices to be connected to each other with and transfer digital data over USB cables.
dfe22657dd92a67a62f47f5e438735e1
port 1 –Cisco Systems, Inc.  1) On computer and telecommunication devices, a port (noun) is generally a specific place for being physically connected to some other device, usually with a socket and plug of some kind. Typically, a personal computer is provided with one or more serial ports and usually one parallel port. The serial port supports sequential, one bit-at-a-time transmission to peripheral devices such as scanners and the parallel port supports multiple-bit-at-a-time transmission to devices such as printers. Download this free guide.
379a35e1681081fbf7b1999a36f533da
Encyclopedia See TCP/IP port. Ports are opened and closed in the firewall, which determines which types of traffic are allowed in or out. In a company, stand-alone commercial firewalls are used. In the home and small business, the firewall is built into the wireless router.
c680adcb9c602aaeb4c0e28455820622
Multiple Ports on Your PC: What Do They Do for You? Standard USB 2.0 ports. USB 2.0 is the standard port type. These days, mice, keyboards, hard drives, optical drives, printers, and just about anything else can be found in a USB 2.0 flavor to plug into one of these ports.
526122ada48d0edf7bfc82817d498c8b
What function does the sound port do on a computer? Sound port on a computer has sound output and input connectors. These are used for connecting a headphone or speakers (sound output) and microphone (sound input).
7f9e8f4793dde18e607339e9a66fb393
Ports for windows file sharing Ports Used for Vista File and Printer Sharing. Rule Name Port Protocol Notes. File and Printer Sharing (NB Name In) 137 UDP Used for NetBIOS Name Resolution. File and Printer Sharing (NB Datagram In) 138 UDP Used for enabling NetBIOS Datagram transmission and reception.
077f8702f815799f735219a212a6b648
What is a Port? A computer port is a type of electronic, software- or programming-related docking point through which information flows from a program on your computer or to your computer from the Internet or another computer in a network. (A network, by the way, is a series of computers that are physically or electronically linked.)