Cisco Blogs / Oscar Castillo
Oscar Castillo
Network Support Engineer
Oscar has worked in network support for a leading financial company related to the NYSE, with Data Centers located in Reston, Virginia, and peering with major carriers around the world. With over 9 years of technology and networking experience, his specializations include Routing, Switching, LAN, WAN, MAN, SAN, QoS, BGP, OSPF, EIGRP, MPLS, IS-IS, Frame-Relay, Data Centers, Optical Networks, ATM, and Network Management. Oscar is currently focused on Cisco Exams on VoIP, Security, and Wifi, and enjoying time with family and friends.
Articles
How I became a Networking Enthusiast
2 min read
I’ve always been curious about networks. I remember opening up an old Linksys Router and discovering the physical circuit, the processor and integrated memory. But my official networking life didn’t start until my coworker taught me the basics of routing. The first thing I learned was how to log in and enter commands within the […]
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