NEC Univerge SV8100 Features And Specifications Manual page 1119

UNIVERGE SV8100
After Callback answered, but does not send any DTMF:
1. Call the system Trk1 from the cell phone setting as a mobile extension (Ex 150).
2. The Cell Phone user hangs up within 3 seconds, before system answers.
3. System makes the Callback to the cell phone.
4. The Cell Phone answers within 15 seconds.
5. The Cell phone hears a dial tone but does not send any DTMF within 30 seconds.
6. System disconnects the call.
Mobile Extension
Issue 12.0
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