Introduction
As an escalation engineer, I experienced the boom of Multiprotocol Label Switching (MPLS) networking first hand. I saw the first trials of MPLS in service provider networks and saw MPLS successfully expanding further into enterprise networks. In addition, I witnessed new MPLS technologies coming into existence, which the networking industry embraced quickly. The first deployments of these new MPLS technologies were not always flawless, but they were always interesting.
The success of MPLS is undoubtedly a result of the fact that it enables the network to carry all kinds of traffic, ranging from IP traffic to Voice over IP (VoIP) traffic to Layer 2 traffic. MPLS is the means for an IP network to consolidate many networks into one. ...
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