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AT&T Technology Roundtable: Understanding Your WAN Choices

Executive Summary

This video compares Layer 1, Layer 2 and Layer 3 services and discusses differences in how they function and perform. You'll learn about Private Line, Frame Relay, ATM, Ethernet, Internet VPN and MPLS VPN services. 

Listen to Audio [07:09]
Download Audio [MP3, 7MB]

Watch Video [07:09]

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