Learn how routers compare route candidates, distinguish administrative distance from metrics, and understand how redistribution, default routes, and parallel paths affect route selection.
Intermediate12 min read
Routing lessonNetworkingPractice
UNTIMED COACHING
Practice before the pressure
Use feedback to correct the model, not merely memorize an option position.
GUIDED PRACTICE
Practice the lesson questions
Answer normal lesson questions without a timer. Every answer includes an explanation, and incorrect answers can be tried again before continuing.
20 questions balanced across the lesson's key topics
At least four explanatory diagrams or tables
Retry freely, without a timer or score
CONCEPT MODELS
See the lesson as a system
Use these visual guides to connect the key ideas before answering the questions.
How a router compares route candidatesRoute-source preference is considered before protocol-specific path ranking.What happens across protocol boundariesRedistribution may require metric translation or a configured default value.