Hello,I am preparing to take CCNP security core exam . Do you have any recommendation on how to prepare fore the exam , what is the best study guide to follow ? I've bought the official book but I need videos tutorial that covers all the subjects .  ...

Hello All, I have Cisco CCNA / CCNP certification with little experience in the field as I was working in IT support . I've got a job as a network Specialist to work on Industrial network and Ethernet/IP ( PLC , robotics , controllers ... ) I have li...