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A Regulatory Compliance
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MultiModemZPX User Guide
7. Some parameters required for compliance with Telecom’s Telepermit requirements are
dependent on the equipment (PC) associated with this device. The associated equipment
shall be set to operate within the following limits for compliance with Telecom’s
Specifications:
For repeat calls to the same number:
• There shall be no more than 10 call attempts to the same number within any 30-minute
period for any single manual call initiation, and
• The equipment shall go on-hook for a period of not less than 30 seconds between the
end of one attempt and the beginning of the next attempt.
For automatic calls to different numbers:
• The equipment shall be set to ensure that automatic calls to different numbers are
spaced such that there is no less than 5 seconds between the end of one call attempt and
the beginning of another.
For automatically answered incoming calls:
• The equipment shall be set to ensure that calls are answered between 3 and 30 seconds
of receipt of ringing.
8. For correct operation, total of the RNs of all devices connected to a single line at any time
should not exceed 5.
South African Notice
This modem must be used in conjunction with an approved surge protection device.
International Modem Restrictions
Some dialing and answering defaults and restrictions may vary for international modems. Changing
settings may cause a modem to become non-compliant with national telecom requirements in specific
countries. Also note that some software packages may have features or lack restrictions that may cause
the modem to become non-compliant.