Un-checked Allow this package to transfered via multicast at package/image properties.

Cleared SerializedMCSKey and SignedSerializedMCSKey in registry (HKLM\Software\SMS\MCS).

Unchecked enable multicast at dp properties.

Checked enable multicast at dp properties.

Checked Allow this package to transfered via multicast at package/image properties.

ConfigMgr 2012 R2 MultiCast issue smsts.log showing HRESULT=800705B4)