Configure Verify and Troubleshoot GRE Tunnel Connectivity

Introduction

The Configure, Verify and Troubleshoot GRE Tunnel Connectivity module provides you with the instructions and Cisco hardware to develop your hands on skills in configuring Generic Routing Encapsulation. This module includes the following exercises:

• Configuring a GRE tunnel
• Attempt to send multicast traffic over the GRE tunnel
• Verify the GRE tunnel configuration

Exam Objectives

The following exam objectives are covered in this lab:

• CS0-001 1.3: Given a network-based threat, implement or recommend the appropriate response and countermeasure
• CS0-001 2.3: Compare and contrast common vulnerabilities found in the following targets within an organization

Exercise 1 - Configuring a GRE Tunnel

In this exercise, you will create a GRE tunnel between NYEDGE2 and NYWAN1. NYEDGE1 will the router that joins the two environments together, simulating the Internet.