- 1 What is socket and how it works?
- 2 What do we mean by socket?
- 3 What is the purpose of a socket?
- 4 What is socket in transport layer?
- 5 What is the difference between a plug and a socket?
- 6 Is socket TCP or UDP?
- 7 What is socket and its types?
- 8 What does socket consist of?
- 9 How many different types of sockets are there?
- 10 What are the two types of sockets?
- 11 Is socket programming still used?
- 12 What are the socket primitives?
- 13 What is the TCP socket state?
- 14 What is a session layer protocol?
- 15 What is router port forwarding?
What is socket and how it works?
Sockets are commonly used for client and server interaction. A socket has a typical flow of events. In a connection-oriented client-to-server model, the socket on the server process waits for requests from a client. To do this, the server first establishes (binds) an address that clients can use to find the server.
What do we mean by socket?
Definition: A socket is one endpoint of a two-way communication link between two programs running on the network. A socket is bound to a port number so that the TCP layer can identify the application that data is destined to be sent to. An endpoint is a combination of an IP address and a port number.
What is the purpose of a socket?
Sockets allow you to exchange information between processes on the same machine or across a network, distribute work to the most efficient machine, and they easily allow access to centralized data. Socket application program interfaces (APIs) are the network standard for TCP/IP.
What is socket in transport layer?
a socket is the interface through which a process (application) communicates with the transport layer. each process can potentially use many sockets. the transport layer in a receiving machine receives a sequence of segments from its network layer. delivering segments to the correct socket is called demultiplexing.
What is the difference between a plug and a socket?
Socket is (mechanics) an opening into which a plug or other connecting part is designed to fit (ex: a light bulb socket ) while plug is (electricity) a pronged connecting device which fits into a mating socket. Means they have a pins. It is like a Male connector they have pins.
Is socket TCP or UDP?
Because web servers operate on TCP port 80, both of these sockets are TCP sockets, whereas if you were connecting to a server operating on a UDP port, both the server and client sockets would be UDP sockets.
What is socket and its types?
Socket types define the communication properties visible to a user. The Internet family sockets provide access to the TCP/IP transport protocols. Datagram sockets allow processes to use UDP to communicate. A datagram socket supports bidirectional flow of messages.
What does socket consist of?
To uniquely identify the destination of an IP packet arriving over the network, you have to extend the port principle with information about the protocol used and the IP address of the network interface; this information is called a socket. A socket has three parts: protocol, local-address, local-port.
How many different types of sockets are there?
There are two main types of sockets: impact and hand.
What are the two types of sockets?
All About Sockets: Types of Sockets
- What are the different types of sockets?
- Hex sockets. A “hex” socket —short for “hexagonal”—is a socket that fits around a hexagonal (six sided) nut or bolt head.
- Impact Sockets.
- Spark Plug Sockets.
- Socket Bits.
- Pass Through Sockets.
- Universal Joint.
- A Note about Ratchets.
Is socket programming still used?
Most current network programming, however, is done either using sockets directly, or using various other layers on top of sockets (e.g., quite a lot is done over HTTP, which is normally implemented with TCP over sockets ).
What are the socket primitives?
‘ Socket Primitive ‘ is a heavily used term associated with network operations in computer science. A socket is a communication end point of a computer system. Therefore, a ‘ Socket Primitive ‘ is a socket related function that is provided by various high-level programming language libraries.
What is the TCP socket state?
A connection progresses through a series of states during its lifetime. The states are: LISTEN, SYN-SENT, SYN- RECEIVED, ESTABLISHED, FIN-WAIT-1, FIN-WAIT-2, CLOSE-WAIT, CLOSING, LAST-ACK, TIME-WAIT, and the fictional state CLOSED.
What is a session layer protocol?
The session layer provides the mechanism for opening, closing and managing a session between end-user application processes, i.e., a semi-permanent dialogue. An example of a session – layer protocol is the OSI protocol suite session – layer protocol, also known as X. 225 or ISO 8327.
What is router port forwarding?
In computer networking, port forwarding or port mapping is an application of network address translation (NAT) that redirects a communication request from one address and port number combination to another while the packets are traversing a network gateway, such as a router or firewall.