To meet the rapid development of Internet, the demand for professional engineers, Cisco 642-654 Systems, Inc. (CISCO SYSTEM INC) was established in 1993, Cisco Certified Internet Engineer beginner to advanced series of courses, CCNA is the primary certification, and there are CCNP, CCDP, CCNP Specialization , CCDP Specialization certification and CCIE and other senior most advanced certification. Certification is committed to complete network design and network maintenance in both directions. Cisco, the industry pioneer of network technology to provide the certification with a shocking, the industry knows that, with CISCO certification, on a global scale would mean an enviable access to jobs and good preferential treatment.

Cisco 642-654 exam, CCIE exam opened in 1993, as of April 30, 2010, worldwide CCIE 20860, and China mainland total CCIE 3560, of whom more than half of working abroad. CCIE certification to prove that you get not only the technology has reached the level of experts, by the industry recognition and affirmation, but also a symbol of honor, a manifestation of self-worth. Access to CCIE certification as the dream of every network technicians.

Cisco 642-654 study guides , in order to allow customers access to expert-level technical support, authentication proxy system in its gold and silver certification provides the agent must have a certain number of CCIE, which directly stimulate the demand for CCIE in 1999, the annual salary in China CCIE Up to 80 million RMB. Now in the system integration projects, many owners of the contractor must have a CCIE certified experts, are eligible to undertake the project, we can see CCIE recognized experts in the industry level.