contoh layer OSI

OSI seven layer model described - from

OSI model of communication between the system divided into seven levels, including the top three, can be attributed to the application layer among the three because it does not care how the data is sent to each other, only concerned about how to orga ...

OSI seven layer network model and TCP / IP four-layer network model

Reproduced: http://wwwzbx.blog.51cto.com/6920/2964 OSI seven layer network model and TCP / IP four-layer network model 1. OSI reference model network layer Network protocol designers should not design a single, huge deal for all forms of communication to

One of the Internet network layer

One of the Internet network layer <br /> Network layer network layer is to be accomplished by the network node to send or forward data, packing or unpacking, control information such as loading or removing the work by different hardware and sof ...

Industrial experience: Vernacular Ethernet protocol layer (transfer)

Bowen had a strong vernacular PID response, the NC should be more friendly request, I will launch a series of articles industrial vernacular. Since it is a vernacular series everyone should understand this series is boring to some of the technical theory

tCp and UDp What is the difference?

tCp / Ip Transport Layer OSI and tCp / Ip model defines two transport layer protocol: tCp (or Transmission Control Protocol) and UDp (or User Datagram Protocol). UDp UDp and tCp The main difference is UDp not provide reliable data transmission. In fact, t

Repeaters, hubs, switches, routers,

1. Repeater (repeater) Repeater is located on a layer (OSI reference model's physical layer) of network equipment. When the data transmission from the source on the network, it is converted to electrical transmission along the network medium puls ...

HTTP packet interface and client-server interaction

1 .TCP / IP protocol 7-layer OSI reference model traditional: the physical layer, data link layer, network layer, transport layer, then road layer, presentation layer and application layer. The TCP / IP protocol does not fully comply with this 7 laye ...

Topic: Java web procedures of the client and server side interaction theory

1. Protocol a. TCP / IP overview of the overall framework TCP / IP protocol does not fully comply with the seven layer OSI reference model. The traditional Open Systems Interconnection Reference Model, is a communications protocol layer abstract refe

computer network outline-first draft

The role of computer networks: 1) Connectivity 2) Share data --information--application--service--cloud computing Internet development in three stages: Single network ARPANET to the Internet development process . Constitute the tertiary structure of the I

Bridge. Hub. Switch. Routers difference

1: bridge, hub, router, switch the differences? The first layer of exchange: the bottom of the relay network equipment yes repeater repeater, it works in the physical layer, function Jiushishuangxiang hair Tai Xin Hao, usually Zuoyong is Dang Xianlub

The second floor. Three. The difference between four-switch

Second floor of the exchange of technology is relatively mature, the second floor is a data link layer switch devices that can identify data packets in the MAC address information, according to MAC address forwarding, and these MAC addresses and port reco

Computer Network Architecture

1, the following explanation of the OSI reference model This is the OSI Reference Model Figure The following chart is the process of installation package The figure is the process solution package Second, following the reference model, each layer of

Java network packet capture and analysis of JPcap procedures (multi-protocol analysis, knowledge networks for beginners who have a good network to help) [Z]

This program is the use of JPcap package, crawl through the local network card data frame, and analysis procedures for each field. This is one of my online course design, specific training in the following report describes in detail about, along with sour

Client / server programming paradigm

Based on this from the TCP / IP protocol, discusses the response of modern popular high-end design of concurrent requests network services architecture; 1. TCP / IP model First look at TCP / IP model, and know the operating system at all levels which

NuSOAP compared with PHPRPC

Seeing someone asked PHPRPC Nusoap and comparison, in order so that we can more clearly understand the relationship between Nusoap and PHPRPC, so here a brief explanatory introduction, written content is not exhaustive, and only write some of the mai

Linux operating system installation and configuration of the Ethernet card

Summary With the Linux operating system is increasingly being accepted by people, how to expand the network applications on the Linux system has increasingly become issues of concern. This paper discusses in detail the basic work of the network card insta

Industrial experience: vernacular Ethernet protocol layers (transfer)

Bowen had a strong vernacular PID response, the NC should be more friendly request, I will launch a series of articles industrial vernacular. Since it is a vernacular series everyone should understand that this series is used to dry the theory of some tec

linux common commands to learn

linux features 1, free, open source 2, support multi-threaded, multi-user 3, good security 4, memory and file management advantages disadvantages operation is relatively difficult Command line: # Startx --- into the graphical interface # Shutdown-h now --

OSI seven layer model and TCP / IP five models

ISO International Standards Organization as defined by the OSI seven layer model for the definition and functions of each. It is a passport network technology beginners as well as analysis, evaluation based on a variety of network technologies - from

OSI seven layer network protocol

Between the OSI model to become a computer, and network communication between the main structural model. From top to bottom, name and description of each layer were as follows: Seventh layer: Application layer (Application Layer) Defined for the network f

OSI seven layer network structure and the TCP / IP five-network structure (to)

A, OSI seven layer network structure with the TCP / IP five-network structure Also known as the "OSI seven layer network model and TCP / IP four-layer network model." (1) OSI seven layer model OSI layer functions in the TCP / IP protocol suite,

Understand the OSI network layer

In the previous curriculum we introduced the concept of subnets and subnet boundaries. Turning now to the OSI (Open Systems Interconnection) reference model of the. Network stack is of great significance. However, no important that you should learn first

OSI seven layer model and TCP / IP five-layer model, TCP / UDP difference

OSI seven layer model OSI layer functions in the TCP / IP application layer file transfer protocol suite, e-mail, file services, virtual terminal TFTP, HTTP, SNMP, FTP, SMTP, DNS, Telnet Presentation layer data formatting, code conversion, data encryption

OSI seven layer network structure and the TCP / IP five-layer network structure (transfer)

A, OSI seven layer network structure and the TCP / IP five-layer network structure Also known as the "OSI seven layer network model and TCP / IP four-layer network model." (1) OSI seven layer model OSI layer functions in the TCP / IP protocol su

OSI seven layer model and TCP / IP protocol

From the hierarchical model in terms of protocol, TCP / IP consists of four layers: network interface layer, network layer, transport layer, application layer. TCP / IP protocol does not fully comply with the OSI seven layer reference model. Traditional o

OSI seven layer network model

Recently used the network level of meaning, see network books, to explain the more professional, profound, is not very clear, here known from the Baidu Collected two more in easy to understand explanations, to do special collections (Special Note: Th

My Wikipedia - OSI Model

- Taken from Wikipedia and Wikipedia Baidu OSI model, that is, open communication systems interconnection reference model (Open System Interconnection Reference Model), the International Organization for Standardization (ISO) proposed an attempt to b ...

Network infrastructure (2 )---- OSI / RM Overview (change)

OSI / RM, Open system interconnection / reference model that is open systems interconnection reference model, which defines the logical hierarchical network, standardization of information transfer and conceptual framework, the promotion of technical ...

physical layer-first draft

About OSI physical layer is the first level, while it is in the bottom, but it is the basis for the open systems. Physical layer device to provide data communications between the media and interconnect transmission equipment for data transmission to

Review osi model of network communication

When computer networks in schools Mo Xuehao, for network layer, but also only know the answer is yes, but it is not really understood. Today it looked on the wiki document on osi, I feel a lot clearer. Others do not want to copy, and record several d

Chapter transport layer

Physical layer at the bottom of OSI reference model, its main function is to achieve a transparent bit stream transmission, the data link layer provides data transfer services. Take it directly to the actual physical medium for data transmission (ie commu

Description TCP / IP four-layer model and the concept of OSL seven models, the role of each layer, the two models is the difference?

TCP/IP(Transmission Control Protocol/Internet Protocol) Shorthand , Chinese translation for the Transmission Control Protocol / Internet Protocol ) Agreement Internet protocol is the most basic , Simply put, that is, by the network layer IP Protocol and t

TCP / IP protocol layer

TCP / IP layer Property Physical layer Data link layer Network layer Transport Layer Application layer Unit Bit stream Frame Datagram Segment, user datagram or packet Message Agreement No fixed agreement No fixed agreement IP / ICMP / ARP / IGMP TCP / UDP

Consider the areas of model design: stored procedure with the model layer of the separation of design defects

This period of time here in Beijing to do the development, are at. NET platform spring.net + NHibernate + SQL SERVER 2008 integrated development. Are spring because of the technology, so there is a strong feeling that this project is a microcosm of t ...

jdbc data access layer diy

Jdbc with sql layer when Writing a DAL category diy with some of the commonly used sql operation (by, delete, search, change) Writing in a static class inside, forming a simple sql type of instrument operation, in the DAO layer to sql operation when used

J2EE project data persistence layer design

J2EE project data persistence layer design Data Persistence Layer design goal is to provide a high level throughout the project, unity, security, and concurrent data persistence mechanism. Achieve the various data persistence programming job, and for the

JS achieve drag layer (compatible with most browsers)

Js drag a good layer code sharing up hair look.

AppFuse Study Notes - Model Layer

3.3 Model structure Model layer is the core of the entire system, complete the application business logic and database communication. Model will be divided into two AppFuse: persistence layer and business layer. Spring + Hibernate framework used to a ...

SSH package four: Hibernate.cfg.xml from Spring management, use services, services in the DAO layer

In the SSH package to amend the basis of three to four SSH package SSH package four: Hibernate.cfg.xml from Spring management, use services, services in the DAO layer *** Note: SSH package combination of the four programs in the SSH add a layer of three,

SSH package c: Hibernate.cfg.xml from Spring management, use services, services in the DAO layer

SSH package c: Hibernate.cfg.xml from Spring management, use services, services in the DAO layer 1, should first write the packet com.mengya.entity: is this package com.mengya.dao: DAO interface package com.mengya.dao.imple entity package com.megnya.util:

Spring Annotations Learning Letters (d) Analysis of persistence layer

Today, we play with the database persistence layer to make trouble. Not engage in anything too complicated, Spring annotations for the persistence layer of the transformation is not hard to understand! We use the most direct interpretation of Spring annot

MVC mode on the model layer of reflection and discussion

The model layer, in the actual development, is the mapping of database tables, or layers of data mapped to the page a little more? I personally think that the actual development of them, the real database table mapping logic layer instance of a class of o

ThreadLocal Application: In order to add transaction processing business logic layer

http://hi.baidu.com/luodaijun/blog/item/2ee9cbbf4c960e0a19d81fad.html Take a look at how to use the public void add(EmployeeModel emp) { try { this.benginTransaction(); // Begin transaction dao.add(emp); // Other business logic this.commit(); // Commit th

Use JPCAP implementation of Java Data Link Layer control

1. JPCAP Introduction As we all know, JAVA language although the TCP / UDP Transport give a good definition, but for the control of the network layer below, but it is powerless. JPCAP expansion pack made up for this. JPCAP not actually a real data link la

Thin, based on key-value of the persistence layer framework for

Now the mainstream JEE system development framework, usually display layers using the MVC framework, intermediate business logic layer using the spring, persistence layer hibernate / JPA. There is no dispute that the composition is almost the typical stru

Reconstruction of the data access layer using aop

As has been done many small projects, resulting in a light-weight front-end back-end consequences, the results of the back-end is still using the old jsp, data access layer to repeat a lot of code, the recent decision to read the next spring in actio ...

Persistence Layer Overview

Durable, English "Persitence", simply put, is the data stored in the storage devices can be powered down. The so-called layer refers to a lasting procedures should be independent of a level. Persistence layer structure diagram is as follows ...

Beyond the screen into position at the time of the fixed layer layer

I believe many people have been to taobao bar, a list of products in the taobao page there is a sort of floating to floating layer, when you drag the scroll bar a result of that sort can not see when it will automatically become a floating layer, has been

Semi-transparent layer, to prevent users from arbitrary point of chaotic operation

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=g

Literacy: select the drop-down box to cover the div-layer solution (using iframe to solve)

select the drop-down box to cover the div-layer solution (using iframe to solve) Put in a layer higher than the level select can be an iframe
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