Networking Fundamentals
Core networking concepts — IP addressing, DNS/DHCP/NAT, switching and routing, wireless/WAN and enterprise network design.
Beginner
5 coursesCritical Network Services: DNS, DHCP and NAT
critical · network · services · dns · dhcp · nat · networking · fundamentals · systems · security · cisco · configuring · router · dora · global · hierarchy · hosts · managing · mapping ·...
Data Communications: The Big Picture
On one hand, the cloud behaves like an enterprise data center (offering compute, network, storage where a company centrally deploys applications). On the other hand, its business model re...
DNS, Network Protocols and Security
This course covered the DNS protocol from a security practitioner's perspective, progressing from fundamental query/response mechanics to traffic manipulation and, finally, to detecting s...
IP Addressing and Subnetting
Private IPv4 ranges: 10.0.0.0/8, 172.16.0.0/12, 192.168.0.0/16.
Network Concepts and Protocols 2
This course built a foundation for understanding how modern networks operate, moving from high-level models down to the physical wires and frames that carry every byte of traffic.
Intermediate
4 coursesCisco Enterprise Networks - Design
Prerequisites: CCNA-level networking skills, including familiarity with routing protocols (OSPF, EIGRP, BGP basics), switching, VLANs, and subnetting.
Resilient Infrastructure: Security and Troubleshooting
resilient · infrastructure · security · troubleshooting · networking · fundamentals · systems · attacks · control · access · availability · failure · network · recovery · resilience · rou...
Switching and Routing: Core Configs and Redundancy
Together, these technologies form the foundation of a scalable, redundant, and correctly segmented enterprise network core.
Wireless, WAN and the Cloud-Extended Network
This course connected three layers of the modern "extended network" — the enterprise wireless LAN, the wide-area network, and the cloud — around a consistent set of engineering principles...
Interested in Networking Fundamentals?
Contact us to book a course or get a custom training plan for your team.