In order to meet the pre-requisites for one of the CCNA concentrations, an individual must first pass the original CCNA certification. Click HERE
to view the CCNA certification requirements.
Once you have completed your CCNA certification, you can choose one of the CCNA concentrations.
·Security (CCNA Security)
·SP Operations (CCNA SP Ops)
·Voice (CCNA Voice)
·Wireless (CCNA Wireless)