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Conclusion

When network warriors enter an engagement, they often arrive at the scene with preconceived notions of what they are about to do for the client. The 12-hour flight from Vermont to Alaska provided me with many opportunities to create preconceived notions. I thought we were going into a simple Layer 2 virtual private network implementation, trading out one set of customer-facing protocols for another. The reality of the engagement was a deep dive into the interworkings of the protocols, their frame structures and operations. We had to dig out the reference materials and reacquaint ourselves with the basics of LANs and data networking. A common theme in this book is that on every engagement, warriors learn.....


  

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