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What is https: HTTPS (Secure hypertext Transfer Protocol) Secure Hypertext Transfer Protocol It is a secure communication channel that is based on HTTP development and is used to
What is a broadband router? Broadband router is a new network product in recent years, it comes into being with the popularization of broadband. Broadband routers in a compact box integrated router, firewall, bandwidth control and management functions, with fast forwarding capabilities, broadband routers flexible network management and rich network status and so
Scalability Architecture, KVM virtualization technology, elk, container technology Docke(This stage can be completed:)And after learning to attend our Red Hat certification program, Red Hat certification is launched by Red Hat Linux, including Red Hat Certified Technician (RHCSA), Red Hat Certified Engineer (RHCE), and Red Hat certified architect (RHCA). It is a test project based on practical operation ab
1. What is the OSPF joining process?1) Send HELLO packets to each other to form two-way communication2) Select DR/BDR Based on the Interface Network Type3) send the first DBD and select the master and slave nodes.4) perform DBD Synchronization5) Interactive LSR, LSU, and LSack for LSA Synchronization6) After the synchronization ends, enter FULL 2. Does OSPF carry complete link status packages?LSU 3.
Web|web Service Schema Web service: What is Web services? Content: Web objects Web Service "Stack" Categories of Web Services Web services: Today's technology highlights Resources Author Introduction Related content: Why do I need a Web service? Chai Xiaolu (fennivel@uddi-china.org) Chief System Architect July 24, 2001 This article is the s
HTTP protocolFor the HTTP protocol, refer to the following:HTTP协议漫谈 http://kb.cnblogs.com/page/140611/HTTP协议概览 http://www.cnblogs.com/vamei/archive/2013/05/11/3069788.html了解HTTP Headers的方方面面 http://kb.cnblogs.com/page/55442/When we enter www.linux178.com in the address bar of the browser, and then go to enter, enter this moment to see what happened to the page?Domain name resolution--Initiates a TCP 3 hand
load.Example 2: soap messages embedded in HTTP responses Soap messages embedded in HTTP responses Protocols HTTP, XML, RPC, mime, SMTP Organization Source Simple Object Access Protocol (SOAP) is proposed by Microsoft. Related Links Http://www.w3.org/TR/2000/NOTE-SOAP-20000508/: Simple Object Access Protocol (SO
When we enter www.linux178.com in the address bar of the browser, and then go to the car, enter this moment to see the page in the end what happened. The following procedure is only a personal understanding: Domain name resolution--> initiate TCP's 3-time handshake--> The HTTP request is initiated after the TCP connection i
(like the card number), so it is much safer than cookie. 3. What is the use of cookies and sessions? Common usage: for example, You need to log on to a member to download things on some websites. The http protocol itself is stateless and it cannot be known whether the custo
the server calls ejbs from each other, there is no wan bandwidth limit.However, in the following cases, try not to use EJB:1. Relatively simple pure web application development, no need to use EJB.2. Applications that need to be used together with other service programs, but the network protocol defined by the call or return can be solvedYou do not need to use EJB.3. applications with a C/S structure that
This article mainly introduces the in-depth PHP socket programming, this article explains the socket of the relevant knowledge, PHP socket Programming example of the contents of the pack, the need for friends can refer to the next You're not a stranger to TCP/IP, UDP, socket programming. With the development of network technology, these words are filled with our ears. Then I would like to ask: 1. What is T
other half because of communication between the customer and the server.Traditional Windows Rich Client Applications Use DCOM to communicate with servers and call remote objects. Configuring DCOM to work properly on a large network is a challenging task and a nightmare for many IT engineers. In fact, many IT engineers prefer to endure the functional limitations imposed by browsers and do not want to run a DCOM on the LAN. In my opinion, the result
vro over one network to another.Multicast Routing Protocols are classified into intra-domain multicast routing protocols and Inter-Domain multicast routing protocols.Http://wenku.baidu.com/view/b30740553c1ec5da50e27015.html Multicast forwarding technology:In unicast, data is forwarded based on the destination address of the data packet. The destination address clearly indicates the location of a host, but multicast data packets are not the destinat
What the hell is WebService?Word:WebService is a remote invocation technique across programming languages and cross-operating system platforms. WebService platform TechnologyXml+xsd,soap and WSDL are the three major technologies that make up the WebService platform.Xml+xsd:WebService transmits data using the HTTP protocol
typical application of socket, network communication uses the IP (Internet Protocol) protocol, but in fact socket supports many other protocols. This information will be mentioned later.●As we will see, no matter what communication protocol (Transport Layer) we choose, we can use the same mature Socket API for communi
ToDifferentiate network communication and connection between different application processesThere are three main parameters:Destination IP address of the communication,Transport Layer Protocol used (TCP or UDP)AndPort number used. The original intention of socket is "socket ". By combining these three parameters and binding them with a "socket" socket, the application layer can distinguish communications fr
I believe that the computer will know that there is a firewall function, then what is the firewall? What does it do? Today we will unveil the mystery of the firewall. Firewalls are usually used for the following purposes: restricting access to the internal network, filtering out unsafe services and illegal
I. The concept of a firewall In recent years, with the increasing number of ordinary computer users, the word "firewall" is no longer the agency of the server domain, most home users know to install a variety of "firewall" software for their own love machine. However, not all users are aware of the "firewall", some users even think that "firewall" is a name of the software ...
POP3 protocol, IMAP (Internet Message Access Protocol) provides user-oriented mail collection services. The commonly used version is IMAP4. IMAP4 improves POP3, users can browse the headers to decide whether to collect, delete, and retrieve specific portions of a message, or to create or change a folder or mailbox on the server, which supports online and disconn
Label:What is the acronym for Oracle's TNS?Transparent Network substrate (transparent net bottom, that is, regardless of the underlying network layer with what protocol for the upper layer of application is transparent, that is,Th
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