[&] Under what circumstances will a router, directly connected to a Multicast Source, receive a PIM Register-Stop message?
- Once a  Multicast Receiver receives native multicast traffic
- Once the RP is receiving native Multicast traffic from its SPT -- Correct
- Once the RP is sending native Multicast traffic down the Core Tree
- If there is an RP Failover about to take place

[&] Which type(s) of PIM packets encapsulate Multicast data from a Multicast Source?
- PIM-Register -- Correct
- PIM (*,G) Joins
- PIM (S,G) Joins
- PIM Prune

[&] What makes a PIM-Register packet different than other types of PIM packets?
- It is originated by Multicast Sources
- It is sent to the address of 224.0.1.41
- It is originated by Multicast Receivers
- It can be addressed to PIM routers that are not directly connected to the originator of the packet. -- Correct
- It must be addressed to directly-connected PIM neighbors