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The latest IPJ has been published—the first in a while. Ole is just putting the publication back on a sound footing; hopefully we’ll start seeing new editions of this excellent resource on a regular basis. Two good articles this month—
Comprehensive Internet E-Mail Security
William Stallings
At its most fundamental level, the Internet mail architecture consists of a user world in the form of Message User Agents (MUA), and the transfer world, in the form of the Message Handling Service (MHS), which is composed of Message Transfer Agents (MTA). The MHS accepts a message from one user and delivers it to one or more other users, creating a virtual MUA-to-MUA exchange environment. This architecture involves three types of interoperability.
Cloudy-Eyed: Complexity and Reality with Software-Defined Networks
Russ White and Shawn Zandi
Software-Defined Networks (SDN) are promoted as a way to eliminate the complexity of distributed control planes, increase network responsiveness to specific applications and business requirements, and reduce operational and equipment cost. If this description sounds like the classic “too good to be true” situation, that’s because it might just be.
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Self-learning computers could help reduce truck rolls.
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The latest release of Docker Datacenter (DDC) on Docker Engine 1.12 brings many new networking features that were designed with service discovery and high availability in mind. As organizations continue their journey towards modernizing legacy apps and microservices architectures, these new features were created to address modern day infrastructure demands. DDC builds on and extends the built-in orchestration capabilities including declarative services, scheduling, networking and security features of Engine 1.12. In addition to these new features, we published a new Reference Architecture to help guide you in designing and implementing this for your unique application requirements.
Among the new features in DDC are:
When creating a microservice architecture where services are often decoupled and communicated using APIs, there is an intrinsic need for many of these services to know how to communicate with each other. If a new service is created, how will it know where to find the other services it needs to communicate with? As a service needs to be scaled, what mechanism can be used for Continue reading