CCNA's words are not clear, but CCNP's words are good, because the teacher has passed CCIE. The technology is very good and skilled, but according to our teacher, it seems that he can't teach, but when we trained last year, the equipment and experimental environment were good. Moreover, it is also the examination authorization center of Cisco, so it will be more convenient to deal with some of your registration problems before and after the examination and the mailing of certificates. .