A method and apparatus enable Internet of Things (IoT) services based on a SMART IoT architecture by integrating connectivity, content, cognition, context, cloud, and collaboration. Joint optimization of a combination of any of connectivity, content,…
RFC2474 - Definition of the Differentiated Services Field (DS Field) in the IPv4 and IPv6 Headers英文版 来源:http://www.hackhome.com/InfoView/127892_full.html Network Working Group K. NicholsRequest for Comments: 2474 Cisco SystemsObsoletes: 1455, 1349 S.…
https://opensource.com/yearbook/2015 The 2015 Open Source Yearbook is a community-contributed collection of the year's top open source projects, people, tools, and stories. (Also read the 2016 Open Source Yearbook.) Download now (PDF) Buy now (Paperb…
对于 Linux 系统管理员来说,清楚某个服务是否正确地绑定或监听某个端口,是至关重要的.如果你需要处理端口相关的问题,这篇文章可能会对你有用. 端口是 Linux 系统上特定进程之间逻辑连接的标识,包括物理端口和软件端口.由于 Linux 操作系统是一个软件,因此本文只讨论软件端口.软件端口始终与主机的 IP 地址和相关的通信协议相关联,因此端口常用于区分应用程序.大部分涉及到网络的服务都必须打开一个套接字来监听传入的网络请求,而每个服务都使用一个独立的套接字. 推荐阅读: 在 Linux 上…
BLE 4.2 比 BLE4.1 多了一些新的特性. Low-power IP (IPv6/6LoWPAN) Bluetooth Smart Internet Gateways (GATT) https://www.semiconductorstore.com/blog/2015/BLE-4-2-vs-BLE-4-1/1548 不过 4.0 到 4.1 差别不大,硬件不需要改变.…
REST(Representational state transfer) - Wikipedia https://en.wikipedia.org/wiki/Representational_state_transfer REpresentational State Transfer (REST) is an architectural style that defines a set of constraints and properties based on HTTP. Web Servi…
