3Com NBX 100 Installation Manual page 127

Sample Solutions Using Dial Plan Configuration File Commands
Selects Timed Route 29.
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Prepends 1010321 to the outgoing call to select the first long distance
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carrier.
Example 2: If you make a long distance call at any time on any Saturday,
the NBX 100 uses these Timed Route definitions, and:
Determines that the date is not a valid business date.
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Selects Timed Route 28.
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Prepends 1010220 to the outgoing call to select the second long
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distance carrier.
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