Exercises

1. How would our final system differ if the underlying communication was virtual circuit based instead of employing multicast datagrams?
2. What kind of name/directory service would best suit the CCCP hierarchical naming system?
3. What security risks are there in a multimedia conferencing system as presented here?
4. How might CCC relate to a group based RPC approach? Are they in some senses duals: what if the programmer is allowed control over the invocation distribution and reply collation policies (examples of the latter would none required, one required, majority...... all).