A customer wants to connect two branch offices with an ISDN trunk, where each branch office has a PBX system. Which Service Type should be selected when configuring the trunk?

The correct answer is A. Tie. See the full explanation below for the reasoning.

Question

Options

ATie
BTandem
CCentral Office (CO)
DDirect Inward Dial (DID)

How the community answered

(23 responses)

A
83% (19)
B
4% (1)
C
4% (1)
D
9% (2)

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