AT&T MERLIN LEGEND Release 2.0 Equipment And Operations Manual page 147

Lines and Trunks
The following items must be programmed for each trunk group:
Type of DID Trunk
— Wink-start (factory setting)—The preferred setting if the local
— Immediate-start—The setting used when the local telephone
Signaling sent from the local telephone company.
— Rotary (factory setting)
— Touch-tone
Expected Digits sent by the local telephone company.
— 3 (factory setting)
— 1 to 4
Delete Digits The number of leading digits that must be deleted from the
digits sent by the local telephone company when the number of digits
sent is more than in the chosen system numbering plan.
— 0 (factory setting)—Used when the number of digits sent by the
— 0 to 4
Add Digits. The specific leading digits that must be added to the digits
sent by the local telephone company when the number of digits sent is
fewer than the number of digits in the chosen system numbering plan.
— 0 (factory setting)—Used when the number of digits sent by the
— 1-to 4-digit number (1 to 9999)
System Programming
The following system programming is needed in Release 2.0 to administer DID
B-channels on the DS1 circuit module:
A menu item to program a single B-channel on the circuit module as DID
A menu item to program all B-channels on the circuit module as DID
telephone company can support it. It allows a greater probability
of call completion during heavy calling periods,
company can support only immediate-start.
telephone company matches the number of digits in the chosen
system numbering plan.
telephone company matches the number of digits in the chosen
system numbering plan,
Direct Inward Dialing (DID) Lines/Trunks
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