Introduction to the ISDN Interface |
Pre-Installation Requirements
Use the following guidelines to prepare your site for ISDN installation.
Ordering ISDN
The ISDN PRI provides a flexible method of providing access to the PSTN (Public Switched Telephone Network). Because of the numerous ways that an ISDN span can be configured by the CO, it is essential that the DBS configuration and the provisioning of the CO be compatible. The following tables are provided to identify the critical parameters that must be set for proper operation. The following tables provides a list of information that must be gathered about the CO as well as the type of information which the CO will need to know regarding the DBS system.
# | Information Needed from CO | Comments / Examples |
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1 | Manufacture of CO and software load | 5E11 (5ESS with load 11), |
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| NA008 |
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2 | Is local dialing 7 digits, 10 digits or a com- |
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| bination. |
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3 | For long distance dialing does the CO | |
| want to see a leading “1” or not. |
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4 | For international dialing does the CO want | |
| to see the leading “011” or not. |
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# | Typical Information for CO | Comments (Examples) |
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1 | Installation Address |
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2 | Is this a new installation? |
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3 | Extended wiring beyond telephone room? |
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4 | Main telephone number of installation |
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5 | Contact person for installation |
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| Contact for order information |
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6 | Billing name |
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7 | Billing address |
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8 | Long distance Carrier InterLATA (PIC) | This identifies the carrier who will provide |
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| long distance access. |
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| April 2000 |
