processes running on different machines communicate with each other by sending messages to the socket. Each process is like a house, and the socket of the process is a door . sockets are the door between the application process and TCP , and
First, Socket Introduction Socket is a way of process communication, that is, some API functions that call this network library implement the data exchange between related processes distributed in different hosts. Several definitions: (1) IP address:
First, Socket IntroductionSocket is a way of process communication, that is, some API functions that call this network library implement the data exchange between related processes distributed in different hosts.Several definitions:(1) IP address:
Python Study Notes 11 and python Study NotesNetwork ProgrammingConcepts required for Network Programming
The network architecture is a kind of adhesive that uses different devices and network systems connected with different media to achieve
1. IP Address: The network address assigned to the local host according to the TCP/IP protocol. Just like two processes to communicate, any process should know the location of the communication.2, port number: Used to identify the process of local
Study Notes on Unix Network Programming Based on TCP socket programming
1. socket Functions
Int socket (int family, int type, int protocol)
Returns a socket descriptor. Error returned-1
Family indicates the protocol family. Generally, IPv4 is
Before we wrote about the client/server model for TCP, we now write client/server mode on UDP.There are some essential differences between a TCP-written application and a TCP-based application because of the difference between the two transport
11th. The first section of network programming client-server programming model
Each network application is based on the client-server model. With this model, an application is a service provided by a server's client. The server manages a
////////////////////////////////////
// Server code
///////////////////////////////////
// This file is the server code
# Include
// For sockaddr_in
# Include //
For socket
# Include // For socket
# Include
// for printf
# Include //
Exit
#
Linux under TCP,UDP and broadcast and multicast Communications (Code encyclopedia)
TCP, UDP, broadcast, multicast client server code link addresses are (for free):
TCP Code: http://download.csdn.net/detail/huangminqiang201209/4860661UDP Code: http:
Socket programming practices in Linux (2) introduction to basic socket programming APIs
What is Socket?
Socket originated from Unix, and one of the basic philosophies of Unix/Linux is "Everything is a file". You can use the "open-> read/write->
Network programmingThe purpose of network programming is to communicate with other computers directly or indirectly through network protocols. In Network programmingThere are two main problems, one is how to locate one or more hosts on the network
Visual C + + network programming refers to the use of MFC class libraries (Microsoft Foundation Class Library) in the VC compiler, in order to achieve network applications. The user through the VC programming realizationNetwork software can transfer
First, the network APIInetAddress is used to identify hardware resources on the network, primarily IP addressesURL Uniform Resource Locator, which can read or write directly to data on the network via a URL sockets uses the TCP protocol to implement
Ladies and gentlemen, crossing, the last time we were talking about the example of a flow socket communication based on the af_inet domain, the example we're talking about is the datagram socket communication based on the af_inet domain . Gossip
What is TCP/IP ,UDP ? TCP/IP (transmission Control protocol/internet Protocol) is a protocol/inter-network protocol, an industry-standard set of protocols designed for wide area networks (WANs).UDP (user Data Protocol, Subscriber Datagram Protocol)
[UNIX Network Programming] basic TCP socket programming and unix Network Programming
The concurrent server described in this chapter is a single customer Process Model Implemented by fork.
The following is the socket function of the basic TCP client/
One, how to communicate between processes in the network?The local interprocess communication (IPC) is available in a number of ways, but can be summarized in the following 4 categories:
1. Message delivery (pipeline, FIFO, Message Queuing)
1, how to communicate between processes in the network?
2. What is socket?
3. Basic operation of socket
3.1. Socket () function
3.2. Bind () function
3.3, listen (), connect () function
3.4. The Accept ()
The read and write functions on a byte-stream socket behave differently from the usual file IOThe number of bytes on a byte-stream socket called read or write input or output may be less than the number requested, however this is not a faulted
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