David Eror

Network Consultant

David Eror, Cisco Certified Systems Instructor (CCSI), has been working at NIL for more than 15 years and has been an instructor and CCNP for more than ten years. He focuses on Data Center, Service Provider, and Internet of Things technologies for enterprises and large service providers. He has spent years troubleshooting and implementing various platforms in the Cisco and multi-vendor telecom environment.

David recommends the DCACIO course because it is an effective medium-level ACI overview. He also recommends the SEGRTE201 course because it is the foundation of modern Service Provider networks. He recommends these courses to engineers who want a technological deep dive into Cisco Software-defined storage.

David has been honored with the prestigious 2024 and 2022 Instructor Excellence Awards for his exceptional contributions as a Cisco instructor.

David’s Cisco instructor score (scale of 1-10): 9,5