what is ptp protocol

1. What is ARP? The ARP (ADDRESSRESOLUTIONPROTOCOL) Address Resolution Protocol is used to convert a computer's network IP address to a physical MAC address. The basic function of ARP protocol is to inquire the MAC address of tar

functionality and focuses on data serialization.AvroThe Avro format was created by Doug Cutting and was designed to help compensate for sequencefile deficiencies.ParquetParquet is a columnar file format with a rich Hadoop system support, and can work with Avro, Protocol buffers and thrift. Although Parquet is a column-oriented file format, do not expect one data

For example: There are now 5 projects, projects that are independent of each other and are not even developed in the same language. These 5 items are: Baidu know, Baidu Paste, Baidu News, Baidu Video, Baidu Encyclopedia. Suddenly one day, the boss said: "These systems are called a large project, the name is directly called Baidu Good, so you use a service called WebService to connect the projects, so that the original independent projects can access e

Blockchain Enthusiast (qq:53016353) This is the three words that often appear in the virtual currency, so what do they mean? What kind of relationship do they have? 1First, say a private key, such as a string:5KYZDUEO39Z3FPRTUX2QBBWGNNP5ZTD7YYR2SC1J299SBCNWJSS, is a private key. Any application that correctly supports

When doing Yahoo, found that using third-party tools to intercept the client and the service side of the communication, has not encountered this situation, looked carefully, its URL request based on HTTPS, GG found the original HTTPS protocol and HTTP has a great difference. Overall, HTTP is more efficient and HTTPS security is higher.First talk about

what is GN Gi gb! Share | 2013-08-24 23:58t hundred 3 | browse 776 times 2013-08-25 00:18# "Team Elite program-Personal high quality race ing!#The questioner is adopted by A: These three interfaces are GPRS interfaces. GI Interface GI interface is the interface between GPRS and external packet Data network (GGSN a

What is the MAC address? A Mac (Media Access Control) address, called a Mac location, or hardware site, used to define the position of a network device. In the OSI model, the third layer of the network layer is responsible for the IP address, and the second layer of the data link layer is responsible for the Mac site.

First question: 什么是RESTful ?The word rest is from Roy Thomas Fielding in his 2000 doctoral dissertation. Interested to see the paper here ', who is fielding? Click on the previous name to learn.RESTfulWhat the hell is that? In a nutshell, it is: 一种架构设计风格，提供了设计原则和约束条件 , not architecture. The application or design that s

What is the difference between WCF and Web Service? What is the relationship with ASP. NET web service? What is the difference between WCF and ASP. NET web service? This is a problem

What is a CDN? About the CDN is what, prior to computer Pepsi Netizen detailed introduction. CDN is the abbreviation of Content Delivery Network, that is the meaning of "contents distribution network". Generally speaking of the

On the left is normal HTTPS loading and the right side is SPDY loading. Isn't it amazing? What is SPDY? SPDY is a Google-developed application layer protocol based on Transmission Control (TCP), and the development team

WAP is a kind of wireless application protocol, which is a global open protocol. WAP defines a common platform for converting information from HTML on the Internet to a WML description of the display on a mobile phone or other handheld device. A variety of networks, that is,

1. We cannot help but ask what is a "service cluster"? What is "enterprise-level development"? Since EJB is meant for "service clusters" and "enterprise-level development", it must be said that what

What exactly is EJB, really so mysterious?? Category: Java Learning-Basic 2010-08-02 21:26 37965 people read reviews (127) Favorites report EJB Server database server network distributed computing database1. We cannot help but ask what is a "service cluster"? What

Click to enter _ more _java thousand ask1. What is socketThe socket is also called a socket. The two applications on the network realize the exchange of data through a two-way communication connection, one end of the bidirectional link is called a socket, so the socket is pa

the socket are the IP addresses of the machine and the port number used by the TCP software. ”"You can create a socket by using the socket () function and then bind it to the port number ..."So where does the concept of socket sockets go? is a file descriptor that is only returned by the socket (). Or a combination of IP and port numbers. If so, what

users. Spider program issued a page access request, the server returned HTML code, the spider program to the received code into the original page database. Search engine in order to improve crawl and crawl speed, are using multiple spiders concurrent distribution crawling. When a spider accesses any Web site, it first accesses the robots.txt file in the root directory of the site. If the robots.txt file prohibits search engines from crawling certain files or directories, spiders will comply wit

There are many things worth learning about in the PPP protocol. Here we will focus on the content of PPP frame relay. First, let's take a look at the basic concepts. PPP: Point-to-Point Protocol. Huawei routers are encapsulated by default and are character-oriented control protocols. HDLC: Advanced Data Link Control Protocol. It