Computing Technology Industry Association). Asociación representante de la comunidad internacional de tecnologÃa. Su objetivo es proveer una voz unificada, apoyo global y liderazgo, y avanzar en el crecimiento de los estándares industriales, competencia profesional, educación y soluciones laborales. CompTIA ha desarrollado iniciativas especializadas y programas dedicados a la mayorÃa de las áreas dentro de la industria de la tecnologÃa.
|
|
|
|
 |
The task of managing and monitoring a network falls to the network administrator. In order to do a thorough job, administrators need to be aware of the processes, procedures, and tools that they can and should use in order to accomplish their goals. Prope
Más información >> |
|
 |
In order for devices to be part of a network, each must have at least one unique address. All network devices have a hardware address but communication is enabled through the use of logical addresses, most commonly IP addresses.
Más información >> |
|
 |
In order for devices on a network to communicate, some type of medium has to be in place. Types of communication media include physical cable, copper or fiber optic, and can also refer to radio waves, such as in the case of wireless networks.
Más información >> |
|
 |
There are a variety of devices that are used on a network. Depending on the design and requirements of the network, the choice of devices put in place will vary.
Más información >> |
|
 |
The physical and logical 'shape' of a network is called the topology. Topologies have a great deal to do with how a network communicates and even what devices and media can be used on the network.
Más información >> |
|
 |
In the late 1970s, those people working in the computer networking field felt that there was a need for a set of standards that could be used by anyone designing and developing applications and services that would need to communicate across a network.
Más información >> |
|
 |
The need for network security has grown immensely in recent years and as a consequence, security technologies have grown as well.
Más información >> |
|
 |
Routing is the process of selection of paths over which to send network traffic. Routing paths are selected by a number of criteria, including cost, administrative distance, and available bandwidth.
Más información >> |
|
 |
Even in the best designed and managed networks, problems will arise. Knowing the proper troubleshooting methodology and being familiar with the many tools – both software and hardware – available to troubleshoot network issues will make the task of findin
Más información >> |
|
 |
Wide Area Networks, or WANs, came about in 1965. WANs are defined as computer networks that cover a broad geographical area and use routers and public links to connect unrelated networks with each other.
Más información >> |
|
 |
Wireless networks are one of the fasting growing sectors in networking today. The convenience and simplicity of wireless technology contributed to its explosive growth over the last few years.
Más información >> |
|
 |
Network Administrators create security polices, generate audit reports, and prepare disaster recovery contingency plans in the hope of both avoiding network security failures and being prepared should they actually occur
Más información >> |
|
 |
Developing authentication methods that ensure that a user is who they claim to be has been a challenge for administrators since shared networking was first introduced.
Más información >> |
|
 |
The central goal of cryptography is to hide information from others. Modern cryptographers use advanced algorithms and computational models to create layers of security and trusts in order to protect information.
Más información >> |
|
 |
E-mail and instant messaging have taken over from snail mail, memos, and even to a large extent from phone conversations in modern office environments.
Más información >> |
|
 |
Internetwork communications are the foundation of the modern Internet. Selecting the correct devices, properly configuring those devices, and placing them in the correct locations both within and outside a network to defend against attack is a task every
Más información >> |
|
 |
Access security, both within a network and on the Internet, is paramount to corporate security. Modern network environments use key encryption technologies in order to provide security and availability to both employees and customers.
Más información >> |
|
 |
Ensuring that modern network environments are secure is of paramount importance in today's IT world. The use of risk analysis techniques and vulnerability scanners, along with intrusion detection systems and forensic methodologies have become the backbone
Más información >> |
|
