Note: This note is written from a programmatic point of view, which is what I think is helpful for programming, not from the perspective of a network expertise.
The following illustration shows the different partitioning of the architecture of the computer: the OSI seven-layer protocol architecture, the architecture of TCP/IP, and the architecture of the five-tier protocol:
The following figure illustrates the changes that the application process's data undergoes during the transfer of the var
The network architecture is a complex structure. Complex work can be completed only when multiple protocols are used together. In the transport layer, we mainly introduce the content related to TCP and UDP. Although there is always interaction between the two protocols, they are essentially irreplaceable and clearly defined.
Transport Layer Protocol TCP and UDP
Each service provided through the network has
1003: [ZJOI2006] Logistics transport trans Time
limit:10 Sec Memory limit:162 MBsubmit:3896 solved:1608[Submit] [Status] [Discuss]
DescriptionThe logistics company is going to ship a batch of cargo from Wharf A to Pier B. Due to the large volume of goods, it takes n days to complete the shipment. In the course of cargo transport, several terminals are generally diverted. Logistics companies typical
Web front End If you want to implement a cookie cross-site, cross-browser, clear browser cookie that cookie will not be deleted this seems a bit difficult, the following tutorial lets you completely get rid of Document.cookieSupercookie.js:Http://beta.tfxiq.com/superCookie.jsDemoHttp://beta.tfxiq.com/sc.html such as PHP: PHP Header (" strict-transport-security:max-age=31536000; Includesubdomains ");? Includesubdomains is essential becaus
Topic links
1003: [ZJOI2006] Logistics transport trans Time
limit:10 Sec Memory limit:162 MBsubmit:5246 solved:2157[Submit] [Status] [Discuss]
DescriptionThe logistics company is going to ship a batch of cargo from Wharf A to Pier B. Due to the large volume of goods, it takes n days to complete the shipment. In the course of cargo transport, several terminals are generally diverted. Logisti
Island TransportTime limit:20000/10000 MS (java/others) Memory limit:65536/65536 K (java/others)Total submission (s): 6217 Accepted Submission (s): 1965Problem Description in the vast waters far far away, there is many islands. People is living on the islands, and all of the transport among the islands relies on the ships.You had a transportation company there. Some routes is opened for passengers. Each route was a straight line connecting the diffe
1. Why do we need to create a transport layer 1. Basic Concepts: user functions include application layer and transport layer network functions and Communication Subnet refers to the lowest layer 2 of the OSI model.
The Communication Subnet can only provide point-to-point communication, that is, the communication between the host and the host. However, in actual communication, both processes communicate wi
Whether the development of GPS equipment hardware or development of application software, must face a standard, this standard is issued by the Ministry of Transportation of Road vehicles satellite positioning System certification standards, it covers the GPS hardware equipment parameters, functional standards, but also the equipment uploaded to the Application Platform protocol standards, At the same time, it also includes the technical standard of platform interconnection.
In other words, acc
Transport LayerOverview
Transport layer improves communication services to the application layer above it
When the two hosts in the edge part of the network use the function of the kernel part of the network for end-to-end communication, only the host's protocol stack has the transport layer, and the routers in the network and the Hing part use only
In network communication protocols, our transport layer communication protocols include TCP and UDP. We will introduce the two Protocols. The first is the analysis of the TCP protocol. I believe this protocol is quite familiar to everyone. Well, I will not repeat it here. Please refer to the following.
Transport Layer Communication Protocol 1: Analysis of TCP protocol
T
NOIP2015 Transport PlanDescriptionIn the 2044 A.D., humans entered the cosmic era. L State n Planets, there are n−1 two-way waterway, each channel is built between two planets, this n−1 waterway connected to all the planets of L country. Little P is in charge of a logistics company, which has many transport plans, each of which is a logistics spaceship that needs to fly from the UI number planet to Planet V
[BZOJ4326] [codevs4632] [codevs5440] [uoj#150] [NOIP2015] Transport planQuestion DescriptionIn the 2044 A.D., humans entered the cosmic era.L State n Planets, there are n?1 two- way waterway, each channel is built between two planets, this n?1 waterway connected to all the planets of L country.Little P is in charge of a logistics company, which has many transport plans, each of which is a logistics spaceshi
Plot? Tcp / ip? Sixth chapter? TCP vs. UDP? Note 6.1 The role of the transport layer?The transport layer must indicate this specific program, in order to achieve this function, use the port number of such an identification code. Depending on the port number, it is possible to identify specific programs that are all processed by the application layer on the transport
TCP/IP is a commonly used standard protocol for network interconnection. It can communicate with each other in different environments and nodes, it is the protocol used by all computers connected to the Internet to exchange and transmit various information over the network. It is also the protocol used for interconnection between Windows NT, Windows 2000 Server, NetWare and UNIX. TCP/IP is actually a hierarchical protocol. It contains many other protocols and forms a TCP/IP protocol group. The P
How can we correctly transport hard drives?
From data centers to archive storage, hard drive has experienced an adventure. The right way to transport hard drives to ensure their security.
An executive layer of a hard drive company once told me that he saw a luggage handler outside the window treating his suitcase rudely at San Lois airport. After careful observation, he realized that the hard disks were fo
When using ecshop Ajax (that is, transport. JS)
IE sometimes appears:Referenceerror: process_request is not defined, FF appears:Transport. JS/run () error: UndefinedIn fact, this has nothing to do with transport. js. So where is the problem?
(1) first, find row 445-447 and find these two sentences:
/* Define two aliases */VaR Ajax = transport;Ajax. Call =
[NOIP2015] Transport plan D2 t3descriptionIn the 2044 A.D., humans entered the cosmic era.L State n Planets, there are n-1 two- way waterway, each channel is built between two planets, this n-1 waterway connected to all the planets of L country.Little P is in charge of a logistics company, which has many transport plans, each of which is a logistics spaceship that needs to fly from the UI number Planet to
transport layer protocol in the transport layer. Only TCP and UDP are enough. If you want to extend it, You can extend it on UDP.3. several misunderstandings about TCP and UDP before protocol transformation, first clarify several misunderstandings, that is, you need to know why UDP is used instead of TCP, or vice versa, you always think TCP is better than UDP:Misunderstanding 1: UDP is more efficient. Many
4326:NOIP2015 Transport Plan Time
limit:30 Sec Memory limit:128 MBsubmit:703 solved:461[Submit] [Status] [Discuss]
DescriptionIn the 2044 A.D., humans entered the cosmic era. L State n Planets, there are n−1 two-way waterway, each channel is built between two planets, this n−1 waterway connected to all the planets of L country. Little P is in charge of a logistics company, which has many transport
The transport layer defines the end-to-end connectivity between host programs. The two most common protocols for the Transport Layer are TCP (transmission Control Protocol) and Subscriber Packet Protocol UDP (user Datagram Protocol).Learning Goals:1. Learn how TCP and UDP work2. Description of TCP and UDP message formats3. Understanding the application port number for common servicesTCP is located in the
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