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Extended Telephony Services Reference
The Extended Telephony functions are listed by category in the following tables.
Extended Telephony Functions for Line Devices
| Function | Description |
|---|---|
| lineNegotiateExtVersion | Allows an application to negotiate an extension version to use with the specified line device. Asynchronous. |
| lineDevSpecific | Gives service providers access to device-specific features not offered by other TAPI functions. Synchronous. |
| lineDevSpecificFeature | Sends device-specific switch features to the switch. Asynchronous. |
Extended Telephony Functions for Phone Devices
| Function | Description |
|---|---|
| phoneDevSpecific | Device-specific escape function to allow vendor-dependent extensions. Asynchronous. |
| PhoneNegotiateExtVersion | Allows an application to negotiate an extension version to use with the specified phone device. Synchronous. |
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