The Full Spectrum:

PSTN


November 3, 2016  10:13 AM

ISDN’s days are numbered: What should you do?

Alex Scroxton Alex Scroxton Profile: Alex Scroxton
BT, ISDN, PSTN

With BT Wholesale having announced that from 2020 you will no longer be able to purchase integrated services digital network (ISDN) and public switched...

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