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Administration & Professional Networking

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OSI for CCNA Layer 5: Session

As a certified CCNA, you'll work in communications between applications. Some applications need to open logical communication channels between the computer hosts. Logical communication channels [more…]

OSI for CCNA Layer 4: Transport

On the CCNA exam, you'll work with hosts. The transport layer manages the transport of data between two hosts communicating over a network. In a nutshell, the transport layer does the following: [more…]

IT Architecture: Automating System Maintenance

Part of IT architecture includes improving efficiencies by restructuring enterprise resources. The more system maintenance processes that you automate in the IT architecture, the greater cost savings you [more…]

Identifying Common IT Architecture Tasks

Taking on an IT architecture project means dealing with myriad detailed tasks. No matter the nature of your IT architecture project, however, be sure to cover this abbreviated checklist of common, high-level [more…]

IT Architecture: Standardizing Technology

Standardization of technology is a common part of IT architecture projects. A standardized technology reduces complexity and offers benefits such as cost savings through economy of scale, ease of integration [more…]

IT Architecture: Consolidating and Centralizing Technology Resources

A good IT architecture plan improves efficiencies. When your IT architecture program includes consolidation and centralization of technology resources, particularly in the data center, you gain improved [more…]

IT Architecture: Collaborating Across the Enterprise

Collaboration solutions facilitate IT architecture teamwork by allowing team members to communicate, share data, and create repositories of collective intelligence, regardless of location or scheduling [more…]

IT Architecture For Dummies Cheat Sheet

When planning and implementing your IT architecture, ease the process by reviewing critical information: major IT architecture concepts such as common IT architecture tasks, standardizing technology, and [more…]

SAP NetWeaver Development Tools

In SAP NetWeaver, each development and management tool is designed to help you build application software that leverages all the components. This list represents the development tools and their purposes [more…]

The SAP NetWeaver Application Stack

Each of the tools in SAP NetWeaver occupies one or more layers of the application stack. The idea of the application stack is to show how the different layers of business software work together. This list [more…]

SAP NetWeaver Resources

If you're just getting started with SAP NetWeaver or just want more information about successfully running SAP NetWeaver, check out the following resources for help: [more…]

SAP NetWeaver Integration Components

SAP NetWeaver integration components are software products that help accomplish the work of enterprise applications by supplying an effective engine or platform for a particular type of function. The following [more…]

SAP NetWeaver For Dummies Cheat Sheet

To effectively use SAP NetWeaver for your business, be sure you understand the functions of SAP NetWeaver's integration components and development tools and the concept of the application stack. Refer [more…]

Information to Gather when Troubleshooting Telecom Systems

Every telecom system needs some troubleshooting now and again. If you're the troubleshooter, make your life easier by gathering certain information on every telecom job you called to. The following list [more…]

Information to Record about Your Telecom Carriers

If you're managing a telecom system, you have to keep track of a great deal of information, not the least of which is the local- and long-distance carriers you use. The following list shows you what to [more…]

Information to Record about Your Telecom Circuits

Telecom systems run on circuits, so to manage your telecom systems effectively, you need to keep track of the circuits and on the toll-free numbers associated with them. The following list shows you what [more…]

Information to Record about Your Phone System and Hardware

Working with telecommunications systems means knowing whom to call when your telecom system isn't functioning properly. Keep the information in the following lists on hand so you can get in touch with [more…]

How to Benefit from VMware vSphere 4.1 Features

If you're trying to decide if VMware vSphere 4.1 is right for your organization from a technological standpoint, consider these unique, high-value vSphere features before making your decision: [more…]

How to Save Time Installing vSphere 4.1

Installing VMware vSphere 4.1 is a complex process; you'll want to do what you can to make the installation go more smoothly. To make your life a bit easier, while preparing to install vSphere, use this [more…]

How to Know When Virtualization Is Improbable

Virtualization is an exciting technology, especially once you've realized the far-reaching potential and benefits of its deployment. Like the microwave oven, the Internet, or any other disruptive technology [more…]

VMware vSphere For Dummies Cheat Sheet

VMware vSphere 4.1 is the gold standard in virtualization, but it's also a large and complex solution for networking and cloud computing. Keep in mind the benefits of VMware vSphere when planning your [more…]

Active Directory Components in Windows Server 2008

The range of Active Directory (AD) has expanded in Windows Server 2008 and has become an essential part of many information technology (IT) environments. Active Directory has become an umbrella for a multitude [more…]

Roles of the Active Directory Domain Controllers

Active Directory uses a multiple-master model, and usually, domain controllers (DCs) are equal with each other in reading and writing directory information. However, certain roles cannot be distributed [more…]

Active Directory Logical Design Checklist

Active Directory is part of a storage structure you design that provides organization of objects — like users, computers, groups, and an assortment of other objects — in your IT environment. Before you [more…]

Common Types of Domain Name Service Resource Records

A resource record is the basic data component in the Domain Name Service (DNS). DNS resource records define not only names and IP addresses but domains, servers, zone, and services as well. This list shows [more…]

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