add tun,baseparameter

hc

2023-03-21 4b55d97acc464242bcd6a8ae77b8ff37c22dec58

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- Original image: https://pixabay.com/en/fractal-digital-spiral-1231400/
  (Licensed under the terms of the Pixabay License: https://pixabay.com/en/service/license/)
 
- Modified by jdgleaver