Key Points Indicates lost network data units Affects throughput and quality Common in congested or impaired networks Used as a quality and reliability metric Definition Packet Loss is the failure of one or more packets to reach their destination across…
Key Points Adds protocol headers or trailers Used across layered network stacks Supports interoperability and transport Common in networking and tunneling Enables lower layers to carry higher-layer data without needing to understand its internal format Definition Encapsulation is the process…
Key Points Reuses spectrum across separated areas Relies on isolation or spatial separation Common in cellular and satellite systems Improves capacity when interference is controlled Works through distance, beam separation, or antenna pattern isolation Definition Frequency Reuse is the use…
Key Points Stores data as objects rather than blocks or files Scales well for large data sets Common in cloud platforms Useful for unstructured or semi-structured data Accessed through APIs rather than mounted as filesystems Supports flexible metadata handling Definition…
Key Points Describes service performance characteristics in measurable terms Can be implemented through policy or network controls such as queueing, classification, shaping, or admission controls Often measured alongside latency and reliability Used in communication and service design across enterprise networking,…
Key Points Uses a central hub for interconnection Simplifies routing and control Common in telecom and enterprise designs Can create a central dependency Hub capacity and resilience become critical factors Definition Hub And Spoke Architecture is a network design in…
Key Points Physical location for gateway operations Includes equipment and support infrastructure Used in satellite and network systems Often part of a resilient site plan Constraints include geography, power, cooling, connectivity, weather, and physical security Definition Gateway Site is the…
Key Points Captures events for analysis Supports troubleshooting and audit Used in software, infrastructure, and operations May be structured or unstructured Provides traceability and an audit trail Used across application development, cloud operations, cybersecurity, networking, and industrial systems Definition Logging…
Key Points Measures delay in a communication or processing path Includes propagation, queueing, and processing components Important for real-time and interactive services Often evaluated alongside jitter and throughput Aggregate measure that can span multiple system layers depending on context Definition…
Key Points Ground site for satellite communications and gateway operations Houses antennas and supporting communications equipment Enables uplink and downlink functions Part of the ground segment infrastructure Core facility in satellite systems, broadcast distribution, and gateway operations Subject to constraints…
