Beep Sound Issue with Grandstream ATA HT8XX

Description

When making outbound calls, the users may hear a ‘beep’ sound before ringing back or a call is established via HT8XX.

Cause

The 'beep sound' is part of the call waiting caller ID alert signal. The 'Broadsoft' feature requires the device to update "connected line ID" to the analog phone, upon receiving 180 Ringing. This is done by sending "Connected Line ID" via call waiting caller ID.

Workaround

To get rid of the ‘beep sound’, the user can configure:

a. ‘Disable Connected Line ID‘ to ‘Yes‘ under Profile

b. ‘Special Feature‘ is set to ‘Standard

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