Open Shortest Path First (OSPF)
Link-state routing protocol for IP networks. Covers areas, LSA types, DR/BDR election, and migration from OSPFv2 to OSPFv3 for IPv6 environments.
Networking & Telecom
Comprehensive coverage of computer networking, telecommunications infrastructure, signal processing, protocol stacks, wireless systems, and emerging architectures. All entries are cross-referenced, version-controlled, and verified by domain experts.
IEEE 802.11ax (Wi-Fi 6E)
High Efficiency WLAN standard. Details OFDMA, MU-MIMO, BSS coloring, and extended 6 GHz band allocations for enterprise and consumer deployments.
Li-Fi & Visible Light Communication
Emerging optical wireless technology using LED light sources for data transmission. Covers modulation schemes, security advantages, and indoor positioning applications.
Software-Defined Networking (SDN)
Architecture separating control plane from data plane. Covers OpenFlow, northbound/southbound APIs, centralized controllers, and enterprise use cases.
5G NR Air Interface & Frame Structure
New Radio physical layer specifications. Covers numerology, subcarrier spacing, slot formats, beamforming, and massive MIMO implementations.
TCP/IP Congestion Control Algorithms
Evolution from Reno to BBR. Covers loss-based vs delay-based mechanisms, window scaling, AIMD dynamics, and high-BDP network optimization.