Under what circumstances is an initial MuSiK (MuSiKAll) distributed to the client?
When an existing MuSiK needs to be replaced
When the MCX Server requires protected signalling over the MBMS bearer to the MC client
When the group configuration indicates that cryptographic protection is required for multicast group signalling
When the MC Service provider requires protection of SIP payload using CSK
When a participating UE roams into the MBMS bearer coverage area