Kọntaktị Network Cisco Certified Network ma ọ bụ CCNP ọzụzụ Ịga na Switching gosipụtara ikike nke ime, atụmatụ, kwenye ma nye nkwado maka netwọk azụmahịa na mpaghara na mpaghara na ịrụ ọrụ na ndị ọkachamara na nchekwa elu, ikuku, olu, na ngwọta vidio.
