AT&T 1987 AT&T Telephone User Manual


 
Preindication is canceled:
If the user goes on-hook before transferring the call to data
If the user preindicates on a second DATA button
If, after dialing is complete, a second DATA button is pressed. Preindication is
canceled for the first data terminal and the data call is transferred to the second
data terminal.
When Preindication is canceled,
the associated pooled modem conversion resource
reservation is canceled.
Interactions
Modem Pooling: If a conversion resource is required on an external call, invoking
Data Call Preindication will cause a pooled modem conversion resource to be
reserved. If none is available (e.g., the system has no Pooled Modem CP), Reorder
Tone is provided. (This will occur whether a conversion resource is actually required
or not.)
Administration Requirements
Assign DATA buttons on rnultiline voice terminals.
Hardware Requirements
None
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