CCNA is one of the certifications given by CISCO. CCNA stands for Cisco certified Network Associate. It is normally referred by its acronym rather than its abbreviation. It is generally a second level certification.

CCNA is aimed at laying a foundation to develop the knowledge of the people in the area of networking. This certification helps to validate the ability to operate, troubleshoot medium-size routed and switched networks and also to install and configure.

CCNA has its own rules and regulations. To get a CCNA certification, one should be able to get a good score in the 640- 802 examination. The alternate way is to get passing score in both ICND1 640-822 and ICND2 640-816 examinations. By using statistical analysis, these passing scores have been set. These passing scores are subjected to changes.

The exam passing scores will not be published at any instant because they are subjected to changes. The individual candidates will receive their score report along with the passing score for the particular and also with the score breakout by exam section at the completion of the examination.

When one passes the ICND1 examination, he is eligible to get Cisco Certified Entry Networking Technician certification. There are three CCNA concentrations. They are added in October 2008. An individual’s specialized skills in security, voice and wireless are confirmed by these associate level concentrations.

The first concentration is the CCNA voice. There are two separate tracks in CCNA voice. The first is the CCNA voice certification enterprise option and the other is the CCNA voice certification commercial option.

The skills related to the Cisco unified communication manager 6.0 are being assessed by the enterprise option. To attain this option, CVOICE # 642-436 examination is required.

The skills related to the Cisco unified communication manager 6.0 are being assessed by the enterprise option. To attain this option, CVOICE # 642-436 examination is required.

The CCNA voice certification commercial option is used in small organizations such as companies with less than 1500 employees and in small school districts. For this certification, one should pass IIUC examination # 640-460 .

The skills related to Cisco unity express and the Cisco call manager express are being assessed by this commercial option. Thus to get certified in Cisco, several examinations have to be cleared.