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Layer 2 VPN Architectures by Anthony Chan, - CCIE No. 10,266, Dmitry Bokotey, - CCIE No. 4460, Carlos Pignataro, - CCIE No. 4619, Wei Luo, - CCIE No. 13,291

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Chapter 15. Virtual Private LAN Service

This chapter covers the following topics:

The Layer 2 VPN architectures that have been discussed in this book so far share one common characteristic: They provide only point-to-point connectivity.

Virtual Private LAN Service (VPLS), on the other hand, is a Layer 2 VPN architecture that was built for multipoint connectivity and has broadcast capability.

Like other Layer 2 VPN architectures, customer edge (CE) routers are connected through provider edge (PE) routers and pseudowires, but they no longer have the point-to-point peering relationship. Instead, VPLS enables CE routers to communicate with one another as if they were ...

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