From: Spoorthi Ravishankar Koppad <spoorthix.k@xxxxxxxxx> Changes made to add HCI Write Authenticated Payload timeout command for LE Ping feature. As per the Core Specification 5.0 Volume 2 Part E Section 7.3.94, the following code changes implements HCI Write Authenticated Payload timeout command for LE Ping feature. This email is a Gentle Reminder for the LE Ping implementation, Please let me know the updates ASAP.