Hi Everyone, I live in Perth Western Australia and i go to a TAFE (if you dont know what TAFE is it is basically a form of Tertiary Education, not a high school not a University) I have got a whole heap of questions to answer and i have answered about 80% of them except for these ones i will list below and if anyone could help me out with them i would really appreciate it as i cant seem to fins a simple answer for them the info just goes for pages and pages about them: DHCP = 2 Advantages 2 Disadvantages Why does DHCP Work Using Packets??? is that true and if so whats the answer?? What is DNS? DNS like ARP (Why is DNS like ARP)??? DNS Hierachy IP Addresses = Classes = Subnet Mask = What is Subnetting What does a Router do that a Switch doesnt Give some examples of Class A, B, C IP Addresses Yeh soo if anyone could help me out here it would be very much appreciated!!!