http://en.wikipedia.org/ 原版的维基,远比我认识的强大 http://www.3gpp.org/ http://www.ietf.org/ http://www.wireshark.org/ 一句话,4G是移动宽带化和宽带移动化的汇集点. 控制面: ip/ sctp / s1ap / nas emm/ esm 用户面:ip/ udp /gtp sctp: rfc2960 s1ap:3ggp 36.413 nas 24.008 gtp-u: 29.060 ue - eNb…

Basic Concepts of Block Media Recovery Whenever block corruption has been automatically detected, you can perform block media recovery manually with the RECOVER ... BLOCK command. By default, RMAN first searches for good blocks in the real-time query…

Basic Concepts There are a few concepts that are core to Elasticsearch. Understanding these concepts from the outset will tremendously help ease the learning process. 有一些概念是Elasticsearch的核心.从一开始就理解这些概念将极大地帮助简化学习过程. Near Realtime (NRT) Elasticsearch i…

Basic concepts of speech Speech is a complex phenomenon. People rarely understand how is it produced and perceived. The naive perception is often that speech is built with words, and each word consists of phones. The reality is unfortunately very dif…

add by zhj: 文章写的很好,适合初学者 原文:https://www.netguru.com/codestories/nginx-tutorial-basics-concepts Introduction Hello! Sharing is caring, so we'd love to share another piece of knowledge with you. We prepared a three-part nginx tutorial. If you already k…

[该系列是检讨计算机网络知识.因为现在你想申请出国.因此,在写这篇博客系列的大多数英语.虽然英语,但大多数就是我自己的感受和理解,供大家学习和讨论起来] 1 Network Edge The device such as computers and mobiles connect to the Internet. So they are referred as end systems(who run the application programs) sitting at the edge of…

www.how-to-build-websites.com/basic-concepts/part1.php An introduction to domain names, web servers, and website hosting I assume that you know nothing about the inner workings of the Internet; maybe you’re not even sure how people actually get to we…

Computer basic Computer 5 parts CPU Input Output Memory External storage device. CPU RISC: Reduced Instruction Set Computing, Each instruction is simple and efficient, but need multiple instructions when need to do a complex task. SPARC series of Sun…

Kubereters An open-source system for automating deployment, scaling, and management of containerized applications; Traditional >> Hypervisor >> Container Traditional: No way to define resource boundaries for applications in a physical server b…

http://www.codeproject.com/Articles/215712/LINQ-to-SQL-Basic-Concepts-and-Features…