2 • Preparation | Model 2977 DialFire RAS User Guide |
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Parameter |
| Value | |
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Before You Install the | Order the ISDN Line | ||
DialFire RAS B4ST | If you do not have an ISDN line installed, you need to contact your telephone company | ||
Adapter… | |||
and order a Basic Rate ISDN line (2B+D) with the following recommended configuration: | |||
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| Note If your telephone company supports either of the following | |
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| ISDN Ordering Codes, request that your ISDN line be config- | |
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| ured to one of them. | |
| • | ||
| • | Capability S | |
| If your telephone company does not support either of these Ordering Codes, request | ||
| the following ISDN line configuration: | ||
| • Switch Type: National ISDN 1 (preferred), ETSI, AT&T 5ESS, or Nortel DMS 100 | ||
| • ISDN Basic Rate Interface (BRI) service (2B+D) | ||
| • 2 B channels, D channel for signaling only (no D channel packet data) | ||
| • Circuit Switched data and voice (CSD/CSV) on each channel | ||
| • | Dynamic TEI | |
| • | Multipoint bus configuration | |
| • Terminal type A (AT&T Custom switch only) | ||
| • No EKTS or special services or features | ||
| *You must select a long distance carrier and forward your choice, along with the Ordering Code or line | ||
| configuration, to your telephone company | ||
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After completing the worksheet, go to chapter 3, “Installing the Model 2977 adapter” on page 29.
26 | DialFire PTE ISDN T1 (PRI), |