1.Press the Prefix Configuration button to enter the configuration table.
2.Enter the index number. Put the prefix numbers you will dial in the prefix table, enable (disable) the drop function and enter the numbers you want to insert.
The usage is as same as the drop, insert function of the Phone Book.
Input (Prefix) | Drop | Insert | Output |
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100 | Disable | X | 100 |
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200 | Disable | 0 | 0200 |
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300 | Enable | X | X |
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400 | Enable | 500 | 500 |
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3.Press the Prefix Configuration button to reload the configuration table
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