[ih] when did APRANET -TIPs become known as -TACs

[Noel Chiappa]

    > From: Jack Haverty

    > Much of this history was probably well-documented in the reports
    > submitted by BBN ... It may be available on discover.dtic.mil

I took your suggeation, and turned up an answer to one question: there
were C/30-based TACs, as well as one-time-TIP-based TACs.

  Combined Quarterly Technical Report No. 22
  https://apps.dtic.mil/sti/pdfs/ADA104931.pdf
  Combined Quarterly Technical Report No. 23
  https://apps.dtic.mil/sti/pdfs/ADA108783.pdf
  The DDN (Defense Data Network) Course
  https://apps.dtic.mil/sti/tr/pdf/ADA173472.pdf

I found nothing about what physical interface any of them used, though,
but I'll bet it was an 1822.

	Noel