Review Questions

1: What is the amount of bandwidth that Enhanced IGRP uses during failure?
2: What is SIA?
3: What is auto-summary, and what does it do?

Answers:

1: What is the amount of bandwidth that Enhanced IGRP uses during failure?
A1: By default, Enhanced IGRP uses 50 percent of bandwidth during failure.
2: What is SIA?
A2: SIA stands for “Stuck in Active,” which indicates the expiration of an active timer. This occurs when the router has not received a reply from all the neighbors about a route it queried during the active timer.
3: What is auto-summary, and what does it do?
A3: Auto-summary is the summarization of internal Enhanced IGRP routes to a classful network boundary when a router sends an update on an interface that belongs ...

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