EIGRP's speed and stability come from DUAL, the Diffusing Update Algorithm. To understand feasible successors, variance and stub routing you need two distances that EIGRP tracks for every path.
Free account
Keep reading for free
Create a free StudyToCert account to read the rest of this lesson: 6 more sections, 5 key terms, a real-world example, an exam tip and self-check questions. Every lesson, lab and practice test is free with an account.