free release press » Blog Archives

Author Archives: Jay

CCNA Security certification

Cisco certifications are very valuable for IT students or professionals seeking career diversification or change. In fact, IT firms today put more emphases on certifications to improve their service delivery. Therefore, if you are aiming to acquire total IT security certification in Cisco technology, then you need CCNA Security certification which is an entry-level into more advanced stages.

 

It’s a perfect launching pad for advanced Cisco certification such as CCNP security. This course covers the system intrusion prevention, Cisco routers and switching system as well as firewalls. Basically, just like all other Cisco certifications, CCNA Security ensures that you are equipped with more than the basic knowledge and skills in the security issues of Cisco devices and technology. A lot of system security threats today have meant that firms must seek the most suited IT professionals to stop intrusions and attacks. Therefore, a valid Cisco certification is perfect in appealing to potential employers.

 

The Scope of CCNA Security

 

CCNA Security exam handles all the basic Cisco security concepts and their implementation. As such, the exam covers: Firewalls and Intrusion Prevention Systems, Access control lists, AAA on Cisco routers and switches, Cisco routers and firewalls configuration, Common network security attacks and Secure management and reporting system.

 

CCNA Security Examination

To be able to be accredited with CCNA Security certification, you must have CCNA or at least any CCIE. You must also have passed 640-554 IINS exam. The CCNA Security exam model features about 55 to 65 questions to be taken in 90 minutes. Normally, the exam is computer based and is presented in multi-choice format.

 

You should be well prepared to pass this exam Cisco certification. While some people choose to study on their own, there are approved institutions which offer trainings that lead to Cisco certification. Basically, training and exams for Cisco certifications can be taken at any of the Cisco approved institutions. The cost of taking such exam is usually a few hundred dollars.

Usually, some IT professionals seeking to diversify their career in IT security choose to take CCNA Security exams first before they complete CCNA. This is alright except that you cannot get CCNA Security certification without completing CCNA.

 

Study Resources

There are a number of books and resources available online that you can access to help you prepare for the Cisco Certifications. Some of these materials include CCNA Security (640 – 554) Portable Command Guide and CCNA Security (640 – 554) Official Certification Guide. There also training and self test resources that can help you towards CCNA Security certification.

 

Certification Renewal

CCNA Security certification requires renewal after every three years. In other words, the certification validity is up to three years after which you need to renew it to maintain its validity. Of course you cannot progress to a higher security accreditation level like CCNP security without a valid CCNA Security certification. The renewal process is quite simple and usually involves passing one of these exams: CCDA exam or any CCNA specialized exams such as Voice, Service Provider Operations, wireless etc, or any other valid Cisco specialized exams, for example 642-902 Route.

 

This is special offer for reader of this talkblogs.net.You can use the following coupon code to get a 15% discount on all IT Certification Exams from passcertification.com.

 

Coupon Code: WF2664LO83

 

 

Published by:

Rotten teeth Explanation

Scientifically rotten teeth can be termed as tooth decay. The reason of tooth decay is mainly one’s food habit. In children they have this tooth decaying problems mainly due to over eating of chocolates, sweets etc and improper brushing habits. Well, if we speak about adults then there are innumerable reasons, such as regular eating of tobacco and its products, smoking, too much of tea or coffee etc. apart from this consumption of too much of sugary commodities is the prime cause. Even though one has such food habits but if he takes proper care of his teeth such as regular brushing, doing mouth gargling will also help you to get rid of this problem.

32 300x300 Rotten teeth Explanation

The science behind tooth decay or rotten teeth is when we chew food using our teeth, some amount of food particles are left behind within the gaps present between two teeth. Even after we wash our mouth after eating, these food particles still remain within these cavities. And we all know that our mouth is a house of many microorganisms, which uses these left over food materials as there source of nutrition. Here the question comes why there are so many microorganisms in mouth? Well the answer to this is as such, our mouth is that physical portion of our body which enables us to talk. The teeth tongue and lips collectively helps in speech, hence it is one of the organs of our body which functions twenty-four hours. So from here we can conclude how these microorganisms enter from surroundings into the mouth. Out of this micro biota majority are harmful to our teeth. They create holes in teeth, thus causing food particles trapped within them and also weakens our enamel, thus causing breaking of teeth in severe conditions.

And the other part of the story is people consuming a lot of tobacco, nicotine or caffeine beverages or smoking can also have increased risk of rotten teeth. The reason behind is tobacco pose a carcinogenic risk to all tooth surfaces and is also a potential threat to tooth roots and moreover chewing tobacco has higher amount of sugar which leads to bacterial decay of teeth.

One can known that he has rotten teeth if

  • He feels pain in the root area of the teeth
  • Bad breathe
  • Extensive pain while chewing.
  • Blackening of teeth.
  • Discoloration of the teeth
  • Breaking of teeth.

If one sees any of these symptoms then he should immediately consult a dentist. The dentist analyses the level of severity and gives treatment. Usually removal of the rotten tooth or teeth is done to prevent the other teeth from getting damaged. If teeth has hole then dentist usually recommend for filling. But if one is in initial stage then the dentist usually starts extensive fluoride treatment. In some rare cases the tooth decay is extensive thus affecting the root; in this case operation is done. By operation the dentist removes tooth nerve along with the tooth pulp. 

Published by: