Arash Deljoo

Experienced Cisco Engineer & Instructor with a history of working in the National Network & Communication Industries , Educational Industries , E-Learning Companies . Currently, I am the CEO of NISA and work on building learning products for network learning.

I am an expert in Cisco technologies especially in CCNA, CCNP, BGP, MPLS, MPLS TE, VPLS/VPWS, IPV6, QoS, CCIE.