Routing Foundations

Router Interfaces and Layer 3 Forwarding

Routing Foundations

Router Interfaces and Layer 3 Forwarding

intermediate

Learn how router interfaces are configured with IP addresses and how L3 forwarding decisions are made.

9 steps 12 minIntermediate

What you'll learn

Understand the role of router interfaces in connecting networks
Explain how routers forward packets at Layer 3
Recognize how routers determine which interface to use for forwarding
Identify router interfaces when viewing Cisco IOS output

Key Terms included

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