Network Topology Crossword

What is it called when an a arrangement of a network includes nodes and lines?
What is it called when the infrastructure nodes connect directly in a topology?
What is it when all nodes are connected to one central unit in a big group?
What is it called when you connect to a network allowing you to communicate to others?
What is it called when you convert information or data into a code to protect it?
The way of connecting computers together in a LAN?
A string of numbers that identifies each computer ?
A hardware identification number that uniquely identifies each device on a network ?remember its not related to Apple
A set of rules which is a procedure of the system?
The organization of programming in a hierarchical way?
A transmission which a message is broken into parts which are sent independently and reassembled at the destination?