What does RTB and RTC mean?

2 thoughts on “What does RTB and RTC mean?”

1. 

   Gerard

   December 4, 2022 at 7:49 am

   Abbreviations of Router B and Router C.
   The study hard every day

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2. 

   Anna

   December 4, 2022 at 7:49 am

   This is the best person in the world in the world.

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