@techreport{liest-nmrg-ndt-challenges-01,
    number =    {draft-liest-nmrg-ndt-challenges-01},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-liest-nmrg-ndt-challenges/01/},
    author =    {Marco Liebsch and Martin Stiemerling and Neil-Jocelyn Schark},
    title =     {{Challenge: Network Digital Twin - Practical Considerations and Thoughts}},
    pagetotal = 21,
    year =      2025,
    month =     mar,
    day =       3,
    abstract =  {This document focuses on practical challenges associated with the design, creation and use of Network Digital Twins. According to the identified challenges, a set of suitable functional elements are described to overcome some of these challenges. Experiences from the design, development and evaluation of an SDN-based Network Digital Twin are described and conclude this document.},
}