HP Comware 5 Debug Manual Vol 1

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No number substitution rule is configured.
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The calling party hears busy tones.
<Sysname> debugging voice dpl error
*Feb 27 13:40:17:330 2007 Sysname DPL/7/VOICE:
DPL_SRCH: [GetEntity]Cannot find suitable entity!
// No dial plan is configured, and any dialed number is unable to match an entity.
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