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<object><abstract>   This document describes the framework for Network Resource Partition
   (NRP) based Enhanced Virtual Private Networks (VPNs) to support the
   needs of applications with specific traffic performance requirements
   (e.g., low latency, bounded jitter).  An NRP represents a subset of
   network resources and associated policies in the underlay network.
   NRP-based Enhanced VPNs leverage the VPN and Traffic Engineering (TE)
   technologies and add characteristics that specific services require
   beyond those provided by conventional VPNs.  Typically, an NRP-based
   enhanced VPN will be used to underpin network slicing, but could also
   be of use in its own right providing enhanced connectivity services
   between customer sites.  This document also provides an overview of
   relevant technologies in different network layers, and identifies
   some areas for potential new work.
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