3021M100-002
10-1
10
ISDN-U I/O CARD
The ISDN-U I/O Card, mounts on the motherboard in any of slots 1-8. It enables
the CX950 to exchange data over an Integrated Services Digital Network (ISDN)
as a Basic Rate Interface-U (BRI-U).
Basic Rate ISDN provides one D channel for signaling and two B channels for
data transmission at 64 Kbps each.
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