as2 protocol

C # serial Operation series (4)--Protocol chapter, text protocol data analysisTags: c#uiobjectstringbyte2010-06-09 01:50 19739 people read review (+) collection report Classification:Communication Class library design (4)Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced.The previous article has introduced the composition of the

1. Definition of the Agreement@protocol Agreement name Method List ...@end2. How to comply with an agreement1> Class Compliance Agreement@interface Class Name: Parent class name @end2> Protocol Compliance Agreement@protocol protocol Name @end3. Keywords for method declarations in the agreement1> @required (default)Requ

on a single host, things change as they move any workload that runs in the data center. Simply put, tools are becoming increasingly bandwidth-intensive, which was unpredictable 10 years ago. Spanning Tree Protocol Over the years, researchers have tried to control network problems by using the Spanning Tree Protocol (SPT), which usually works well, despite the successive challenges posed by many new protoco

A protocol defines a set of standards for methods and attributes without specific implementation. The Protocol can be implemented (or followed) by classes and struct ). protocol SomeProtocol { // protocoldefinition goes here } struct SomeStructure: FirstProtocol, AnotherProtocol {// structure definition goes here}class SomeClass: SomeSuper

, like the production line of the workshop, into a large need to deal with raw materials, through different operating stations, a layer of cutting, packaging, to the end of time has become a lot of exquisite small products.about the network layer.The network layer has different protocols, such as IP and ICMP, the difference is that the data transmitted from the upper layer according to what format to cut, and then again when the package to follow the guidelines are different.ICMP is the

From: https://www.cnblogs.com/Jadie/p/6877392.htmlNo status meaning:　stateless means that the protocol has no memory function for transactional processing . A lack of state means that the preceding information must be re-transmitted if the subsequent processing requires the previous information, which may result in an increase in the amount of data sent per connection. On the other hand, when the server does not need the previous information, the resp

7.1 Introduction Internet Protocol (PROTOCOL,IP) is the transport mechanism used by the TCP/IP protocol cluster at the network layer. IP is an unreliable non-connected datagram Protocol-the best effort to deliver (best-effort delivery) services.7.2 Data Report The grouping of network layers is called datagrams (datagr

Note: The content of this article comes from the Netizen God, as the study note record in this. If there is a similar, please understand;The TCP/IP protocol stack is divided into four layers: application layer, Transport layer, network, data link layer, each layer has corresponding protocol;The so-called protocol: is a format for both parties to transmit data. Th

first, the protocol formatThe format of the ARP protocol is as follows: two chunks to explain: 1, the red box up is: Ethernet header, a total of 14 bytes. This is part of the packet that you send whatever Ethernet protocol you want, and it is necessary. Description of each field: Field The number of bytes occupied Description

Http protocol learning summary, http Protocol Summary This article is a summary of the basic knowledge of Http over the past few days. The content includes the principles of the Http protocol, Http request information, Http response information, and Http protocol status code. 1. Basic principles of Http: A client sends

A small application using the timer, singleton and Protocol (2), Timer Protocol In the previous article, I wrote a simple timer, which can also run properly. But now there is a problem, like the Timer Program on our mobile phone. Even when switching to the alarm clock or world time, the timer must still be running later. We can't do that just now. Because we have exited the timer interface when converting o

Hyper Text documents contain hyperlinks that point to other resources. Hypertext document is the foundation of World Wide Web (www. The HTTP protocol solves the problem of file transmission. HTTP is an application layer protocol, mainly based on TCP protocol (occasionally UDP can be used as the underlying layer ). It is popular with the development of the World W

Basic concepts of Protocol (PROTOCOL)The Declaration of a Protocol looks more like an interface to a class in Java, but unlike an interface: a protocol has no parent class and cannot define an instance variable.A protocol is a special programming structure used to declare a

Win7 flagship system How do I reinstall the TCPIP protocol recovery network? Where's the Win7internet protocol? After cleaning up the files and software on your computer, you can't connect to the network properly, which is mostly caused by the destruction of the TCP/IP protocol during computer operation. We need to reinstall the TCP/IP

Introduction: Before 1990, the hierarchical model dominated by data communication and networking literature was the Open Systems Interconnection (open system Interconnection,osi) model, and now the TCP/IP protocol family became the dominant commercial architecture. An OSI seven-layer model 1.1 Physical Layer The mechanical and electrical specifications that relate to the interface and the transmission media are responsible for moving bits-by- bit from

As the basis of web services, HTTP protocol should be taken seriously, but colleagues around the world can clearly understand the rare issue of HTTP protocol. Since it is the foundation, we should be able to master it earlier, so we have been using it for nearly half a year (January 1, June 2016) As the basis of web services, HTTP protocol should be taken serious

Bacnet-building Automation and control network for short, for the building automation network and communication protocols developed. An open building automation communication standard developed by the American Association of HVAC Engineers. December 1995 was approved as the United States national standards, and formally named Ansi/ashrae 135-1995 Standard. January 2003 becomes the official standard iso16484-5 of the ISO. BACnet with its openness, ease of expansion, flexibility of the characteris

tolerated, so we adopt the UDP transport protocol. But the UDP protocol itself is non-connected and does not provide quality assurance. The high-level protocol rtp/rtcp based on UDP can provide traffic control and congestion control services together. The graph gives a RTP/UDP/IP-based H. 264 frame for video transmission.H. 264 RTP encapsulation strategy for vid

Routing protocol is divided into static routing protocol and dynamic routing protocol. There are many kinds of dynamic routing protocols, such as RIP, OSPF, EIGRP, and so on.1. RIP (Routing Information Protocol) is the first open standard used between router manufacturers. RIP has two versions: RIPv1 and RIPV2, which a

Turn from: 50910999SSL1. Secure Socket LAYER,SSL protocol is a protocol that securely exchanges information between a Web browser and a Web server.2. Three features of the SSL protocol? Confidentiality: After the session key is defined in the handshake protocol, all messages are encrypted.? Authentication: Optional cli