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Networking Configuration Guide
Chapter 16
Configuring lines: T1-DID
DID (Direct Inward Dial) are lines on a digital trunk module on a T1. Inbound DID lines are
mapped through target lines.
The following paths indicate where to access the DID lines in Element Manager and through
Telset Administration:
• Element Manager: Configuration > Telephony > Lines
• Telset interface: **CONFIG > Lines
Prerequisites
Complete the following prerequisites checklist before configuring the modules.
Process map
Figure 52 and Figure 53 provide an overview of the DID line features configuration process.
Task: Configure the properties for DID (Direct Inward Dial) lines
• “Configuring DID line features” on page 172
DTM module is installed and configured. Refer to “Trunk Module
Parameters” on page 104.
Lines are provisioned. Refer to “Provisioning module lines/loops” on
page 112.
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