This feature provides support for synchronizing Secure Real-Time Transmission Protocol (SRTP) state between the SBC Core and a mediation server such as MS Lync Mediation Server.
When this feature is enabled, the SBC generates new SRTP keys while retrieving a held call.
The syntax to enable this feature is shown below.
% set profiles media packetServiceProfile <profile name> secureRtpRtcp flags updateCryptoKeysOnModify enable